Komatsuwheel loadersmall ( - wa120 / sk*)
Komatsu WR11SS-1(S/N 29005-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu WR11SS-1 is a compact wheel loader designed for utility, municipal, and light construction applications. It features a Tier 4 Final compliant engine and operates within a weight class typical for small-scale material handling. Production of the WR11SS-1 series occurred during the mid-to-late 2010s, serving as a successor to earlier WR11 models and preceding the introduction of newer generation compact loaders in Komatsu's lineup. The machine is offered in standard configurations suitable for yard loading, backfilling, and aggregate rehandling.
Across its generation, the WR11SS-1 incorporated advanced hydraulic systems and fuel-efficient engine technology to improve productivity and reduce operational costs. In the used and parts market, this machine remains relevant due to its widespread use in municipal fleets and rental yards. Owners seek reliable replacement parts for the powertrain, undercarriage, and hydraulic systems to extend service life and maintain compliance with emissions standards.
Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.
Komatsu WR11SS-1(S/N 29005-UP) specifications
Engine
| Model | Not documented for this exact serial range — verify with your dealer |
| Gross/Net Power | Not documented for this exact serial range — verify with your dealer |
| Displacement | Not documented for this exact serial range — verify with your dealer |
| Cylinders | Not documented for this exact serial range — verify with your dealer |
| Emissions Tier | Not documented for this exact serial range — verify with your dealer |
Weights
| Operating Weight | Not documented for this exact serial range — verify with your dealer |
| Shipping Weight | Not documented for this exact serial range — verify with your dealer |
| Ground Pressure | Not documented for this exact serial range — verify with your dealer |
Dimensions
| Transport Length | Not documented for this exact serial range — verify with your dealer |
| Transport Width | Not documented for this exact serial range — verify with your dealer |
| Transport Height | Not documented for this exact serial range — verify with your dealer |
| Wheelbase | Not documented for this exact serial range — verify with your dealer |
| Ground Clearance | Not documented for this exact serial range — verify with your dealer |
Performance
| Travel Speeds | Not documented for this exact serial range — verify with your dealer |
| Lift/Dump/Dig Performance | Not documented for this exact serial range — verify with your dealer |
| Gradeability | Not documented for this exact serial range — verify with your dealer |
Service capacities (summary)
| Fuel Tank | Not documented for this exact serial range — verify with your dealer |
| Hydraulic System | Not documented for this exact serial range — verify with your dealer |
| Engine Oil | Not documented for this exact serial range — verify with your dealer |
| Cooling System | Not documented for this exact serial range — verify with your dealer |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
Komatsu WR11SS-1(S/N 29005-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the WR11SS-1(S/N 29005-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize Komatsu Oil Wear Analysis (KOWA) at every 500-hour interval to monitor engine oil, hydraulic fluid, and coolant for wear metals and contaminants. Track ISO cleanliness levels in the hydraulic system to prevent pump and valve damage. Monitor DEF levels and quality to ensure SCR system efficiency. Use KOMTRAX telematics to track load frequency and fault codes, allowing for proactive scheduling of fluid changes before degradation reaches critical thresholds.
Corrective & Common Repairs
Address common WR11SS-1 issues by inspecting articulation pins and bushings for excessive play during 500-hour services. Check brake pad wear and hydraulic hose integrity for cracks or leaks. Replace fuel filters and water separators promptly to protect the injection system. Inspect the air filter outer element for clogging and replace as needed to maintain engine performance. Verify tire condition and inflation to ensure stability and traction on varied job sites.
Overhaul & Rebuild Points
Plan major overhauls for the transmission and final drives at 2,000-hour intervals by changing all oils and filters. Inspect the turbocharger and valve adjustments at 1,000 hours to maintain engine power. Evaluate the structural integrity of the boom and linkage welds during comprehensive inspections. Replace worn pins and bushings in the Z-bar linkage to restore bucket breakout force. Monitor the battery health and alternator output to prevent electrical failures.
Seasonal & Environment Servicing
In cold climates, check coolant concentration and SCA levels to prevent freezing and corrosion. Drain water from the fuel separator daily to avoid fuel line icing. In dusty environments, inspect the air filter restriction indicator frequently and clean or replace the outer element as needed. Ensure the radiator and oil cooler fins are free of debris to maintain optimal operating temperatures. Verify that the DEF tank is filled with high-quality fluid to prevent SCR system faults in all weather conditions.
WR11SS-1(S/N 29005-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 600-311-9200 | Fuel Filter Ass'Y | Fuel system service | Check fitment → |
| 07281-00197 | Clamp,(With Pre-Fuel Filter) | Fuel system service | Check fitment → |
| 07000-02135 | O-Ring,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 600-211-6240 | Cartridge,Engine Oil Filter (D31s) | Lubrication service | Check fitment → |
| 600-211-6241 | Cartridge,Engine Oil Filter (D31s) | Lubrication service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
WR11SS-1(S/N 29005-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring issue, or connector corrosion | Replace the speed sensor and verify voltage at the pin connector |
| CA111 | Internal engine controller fault | ECM hardware failure | Replace or reprogram the ECM |
| CA441 | Battery voltage too low | Weak battery, poor connections, or alternator failure | Replace the alternator or battery; check the voltage regulator |
| CA442 | Battery voltage too high | Faulty voltage regulator or alternator | Replace the alternator or battery; check the voltage regulator |
| CA122 | Intake air pressure high voltage | Sensor malfunction or actual overpressure condition | Verify the intake pressure sensor and wiring |
| CA123 | Intake air pressure low voltage | Sensor short or airflow restriction | Check for a sensor short or an airflow restriction |
| CA153 | Intake air temperature sensor error (high) | Sensor failure or wiring issue | Replace or test the IAT sensor |
| CA154 | Intake air temperature sensor error (low) | Sensor failure or wiring issue | Replace or test the IAT sensor |
| CA451 | Common rail pressure sensor feedback value too high | Malfunction in the rail sensor or actual overpressure condition | Diagnose the fuel rail pressure sensor or pump lines |
| CA234 | Engine overspeed | Throttle calibration error, engine load cycle issue, or operator misuse | Verify throttle calibration, engine load cycle, or operator misuse |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
WR11SS-1(S/N 29005-UP) attachments & work tools
Standard Buckets
General-purpose and light-material buckets are the primary work tools for this class. Typical capacities vary by configuration/series depending on material density and specific attachment options.
Heavy-Duty Buckets
Rock and heavy-duty buckets are available for abrasive materials. Capacities vary by configuration/series to match the machine's lift capacity and structural ratings.
Coupler Systems
Quick couplers are offered as an option to facilitate rapid tool changes. Specific mounting interfaces and hydraulic requirements depend on the machine's factory configuration.
Hydraulic Kits
Auxiliary hydraulic kits are required for tools with hydraulic functions. Availability and specific kit configurations vary by serial number and factory option selection.
Guarding Options
Factory guarding options such as FOPS/ROPS and heavy-duty guards are available for the boom and bucket. Specific configurations depend on the machine's intended application and serial range.
All WR11SS-1(S/N 29005-UP) assemblies by section
Every catalogued assembly group for the Komatsu WR11SS-1(S/N 29005-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
6d95l-1l-Wr Engine S/N 10001-Up
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Additional Fuel Filter
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 60***00 | Fuel Filter Ass'Y | 1 |
| 60***20 | Cartridge | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Air Cleaner And Mounting(#25984-)
| 01***25 | Grub Screw | 2 |
| 01***16 | Screw | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Air Intake Manifold And Connection(#42162-)
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
| 01***30 | Screw | 9 |
| 01***45 | Bolt | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator (25a) (With Hardening Pulley) (Except Japan)
| 60***30 | Alternator A. (25a),(With Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***80 | Collar | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator (25a) (With Non Hardening Pulley) (Except Japan)
| 60***20 | Alternator A. (25a),(With Non Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***80 | Collar | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator (35a) (With Hardening Pulley) (Except Japan)
| 60***40 | Alternator A. (35a),(With Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***80 | Collar | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator (35a) (With Non Hardening Pulley)
| 60***10 | Alternator A. (35a),(With Non Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***80 | Collar | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator (50a)(#33704-)
| 60***90 | Alternator A. (50a),(With Non Hardening Pulley) | 1 |
| SD***X0 | Washer | 1 |
| SD***X0 | Fan | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator And Mounting (25a) (Except Japan)
| 01***35 | Bolt,(Cold Weather Spec.) | 1 |
| 01***25 | Bolt,(With Corrosion Resistor) | 3 |
| 01***70 | Bolt,(For 50a Alternator) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator And Mounting (25a? 35a) (With Hardening Pulley) (Except Japan)
| 01***55 | Bolt | 1 |
| 01***30 | Bolt,(For Trimming Dozer) | 1 |
| 01***25 | Bolt,(With Corrosion Resistor) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator And Mounting (35a) (Except Japan)
| 01***55 | Bolt | 1 |
| 01***30 | Bolt,(For Trimming Dozer) | 1 |
| 01***25 | Bolt,(With Corrosion Resistor) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Alternator And Mounting (50a)
| 01***35 | Bolt,(Cold Weather Spec.) | 1 |
| 01***25 | Bolt,(With Corrosion Resistor) | 3 |
| 01***70 | Bolt,(For 50a Alternator) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Camshaft And Tappet
| 01***20 | Screw | 2 |
| 04***16 | Fitting Wedge | 1 |
| 62***10 | Tappet | 12 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Corrosion Resistor And Piping (Except Japan)
| 01***95 | Bolt,(For Shipping) | 2 |
| 01***40 | Bolt | 2 |
| 01***65 | Bolt,(With Water Separator) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Crankshaft (Hardening Pulley Type) (Except Japan)
| 01***45 | Bolt,Nylock | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Crankshaft (Non Hardening Pulley Type)
| 01***45 | Bolt,Nylock | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Cylinder Block
| 01***12 | Bolt | 2 |
| 01***16 | Screw | 4 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Cylinder Head
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***32 | Washer, (Without Emergency Steering) | 25 |
| 02***04 | Plug, Pipe | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Cylinder Head Cover
| 61***10 | Cap, Oil Filler | 1 |
| 61***20 | Screw | 4 |
| 61***30 | Washer,(B) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Engine Stop Motor And Mounting(#22592-)
| 01***25 | Screw | 3 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 6 |
| 01***20 | Bolt,(For Japan Pc200) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Exhaust Manifold And Muffler(#13855-)
| 01***20 | Bolt | 2 |
| 01***25 | Grub Screw | 4 |
| 01***45 | Stud | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Flywheel And Flywheel Housing
| 01***30 | Bolt | 6 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 11 |
| 01***35 | Bolt, Mount Bracket To Floor | 16 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Front Cover And Gear
| 01***70 | Bolt,(For 75a Alternator) | 1 |
| 01***16 | Bolt | 2 |
| 01***20 | Bolt,(With Tachometer Outlet) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Filter And Piping
| 01***65 | Bolt,(With Water Separator) | 2 |
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Feed Pump) (Power Up Spec.)(#46799-)
| 62***34 | Injection Pump Ass'Y,(Power Up Spec.)(See Fig.0453) | 1 |
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Governor) (1/2) (Power Up Spec.)(#46799-86781)
| 62***34 | Injection Pump Ass'Y,(Power Up Spec.)(See Fig.0453) | 1 |
| DK***00 | Adapter | 1 |
| DK***00 | Nut,Lock | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Governor) (1/2) (Power Up Spec.)(#86782-)
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
| DK***90 | Governor Ass'Y | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Governor) (2/2) (Power Up Spec.)(#46799-86781)
| 62***34 | Injection Pump Ass'Y,(Power Up Spec.)(See Fig.0453) | 1 |
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Governor) (2/2) (Power Up Spec.)(#86782-)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***00 | Bushing | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Pump) (1/2) (Power Up Spec.)(#46799-86781)
| 62***34 | Injection Pump Ass'Y,(Power Up Spec.)(See Fig.0453) | 1 |
| 62***35 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Pump) (1/2) (Power Up Spec.)(#86782-)
| 62***35 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
| DK***30 | Bearing | 0 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Pump) (2/2) (Power Up Spec.)(#46799-86781)
| 62***34 | Injection Pump Ass'Y,(Power Up Spec.)(See Fig.0453) | 1 |
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump (Pump) (2/2) (Power Up Spec.)(#86782-)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Injection Pump And Piping
| 01***35 | Stud | 4 |
| 01***35 | Grub Screw | 4 |
| 01***25 | Screw | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Fuel Nozzle And Spill Pipe
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***10 | Tube,(See Fig.0421-14) | 5 |
| 07***10 | Tube,Spill | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Gasket Kit
| 01***12 | Washer,Lock? Injection Gear | 1 |
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
| 07***35 | O-Ring,Hydraulic Oil Filter | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Heater Signal
| 60***30 | Signal,Engine Pre Heater | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Lubricating Oil Filter
| 60***40 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***41 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***20 | Plate? Caution,(Italian-English) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Lubricating Oil Pump And Suction Pipe
| 01***12 | Bolt,(See Fig.0501) | 1 |
| 01***16 | Screw | 6 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Oil Pan
| 01***16 | Bolt, Mount Solenoid Valve | 29 |
| 01***30 | Bolt,(Water Separator Spec.) | 1 |
| 01***16 | Screw | 30 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Piston And Connecting Rod
| 04***12 | Ring, Snap | 12 |
| 62***21 | Piston (S) | 6 |
| 62***00 | Piston Ring Ass'Y,Per Cylinder | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Rocker Arm
| 01***12 | Bolt,(Without R.P.C.U.) | 1 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 8 |
| 61***30 | Nut | 12 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Starting Motor (5.5kw)(#25976-)
| 60***60 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***30 | Bracket,Center | 1 |
| KD***10 | Field Coil Ass'Y | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Starting Motor And Mounting (5.5kw)
| 01***35 | Screw | 3 |
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
| 60***30 | Starting Motor Ass'Y,(5.5kw) (See Fig.0661) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Water Pump And Cooling Fan (Hardening Pulley Type) (Except Japan)
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
| 01***30 | Bolt,(Water Separator Spec.) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : 6d95l-1l-Wr Engine S/N 10001-Up : Water Pump And Cooling Fan (Non Hardening Pulley Type) (Except Japan)
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
| 01***30 | Bolt,(Water Separator Spec.) | 6 |
Drive Shaft? Differential And Wheels
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Master Cylinder(#29005-29999)
| 41***01 | Cylinder Assembly, Master Brake | 1 |
| 41***10 | Piston,Secondary (Kit) | 1 |
| 41***20 | Cover (Kit) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Master Cylinder(#30001-)
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
| 41***02 | Cylinder Ass'Y,Booster And Master | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Pedal(#29005-29999)
| 01***16 | Bolt (With Air Heater & Conditioner) | 4 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 4 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Pedal(#30001-)
| 01***16 | Bolt (With Air Heater & Conditioner) | 4 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***35 | Bolt | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Piping (Front) (2/3)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Piping (Rear) (3/3)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Piping (Reservoir Tank) (1/3)(#29005-29999)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Brake Piping (Reservoir Tank) (1/3)(#30001-)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 7 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Drive Shaft (Center)
| 01***45 | Screw | 8 |
| 41***11 | Drive Shaft Ass'Y,Center | 1 |
| 41***10 | Bolt | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Drive Shaft (Front)
| 01***55 | Screw | 4 |
| 01***10 | Screw | 1 |
| 01***45 | Screw | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Drive Shaft (Rear)
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Front Axle Housing
| 01***25 | Bolt, Housings To Differential | 28 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 28 |
| 04***60 | Screw, Serial Number Plate | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Front Differential
| 01***30 | Capscrew - M12 X 1.75 | 28 |
| 01***35 | Bolt, Mount Carrier | 6 |
| 01***45 | Capscrew - M16 | 12 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Front Wheel Brake And Front Final Drive
| 01***85 | Bolt | 2 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 24 |
| 41***50 | Spacer | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : No Punk Tire (12.00-24)
| 41***20 | Ring,Side | 1 |
| 41***30 | Ring,Lock | 1 |
| 41***00 | Tire,(Aichi Tire) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : No Punk Tire (13.00-24)
| 41***00 | Wheel Ass'Y | 4 |
| 41***10 | Wheel | 1 |
| 41***20 | Ring,Side | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : No Punk Tire (14.00-24)
| 41***20 | Ring,Side | 1 |
| 41***30 | Ring,Lock | 1 |
| 41***30 | Ring,Lock | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Parking Brake
| 04***10 | Pin,Cotter? (For Ripper) | 1 |
| 41***10 | Kit, Parking Brake Pad | 1 |
| 41***01 | Caliper Assembly, Parking Brake | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Parking Brake Control
| 01***20 | Bolt,(Used When Towing Winch) | 2 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 6 |
| 01***16 | Washer,(With Water Separator) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Parking Brake Mounting Parts
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Rear Axle Housing
| 01***25 | Bolt, Housings To Differential | 28 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 28 |
| 04***60 | Screw, Serial Number Plate | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Rear Differential
| 01***30 | Capscrew - M12 X 1.75 | 28 |
| 01***35 | Bolt, Mount Carrier | 13 |
| 01***45 | Capscrew - M16 | 12 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Rear Wheel Brake And Rear Final Drive
| 01***85 | Bolt | 2 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 24 |
| 41***50 | Spacer | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Tire Chain
| 41***10 | Chain,Tire | 4 |
| 41***20 | Band,Chain | 4 |
| 41***10 | Chain,Tire | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Wheel And Tire
| 09***20 | Cap, Tire Valve | 4 |
| 41***02 | Wheel Ass'Y | 4 |
| 41***00 | Tire Ass'Y | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Wheel And Tire (With Ring)
| 09***20 | Cap, Tire Valve | 4 |
| 41***00 | Wheel Ass'Y | 4 |
| 41***10 | Wheel | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Drive Shaft? Differential And Wheels : Wheel And Tubeless Tire
| 09***20 | Cap, Tire Valve | 1 |
| 41***02 | Wheel Ass'Y | 4 |
| 41***00 | Tire Ass'Y | 4 |
Engine Related Parts And Electrical System
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Accelerator Pedal
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Battery And Battery Box
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Electrical System (For Cab)
| 01***20 | Screw | 2 |
| 01***08 | Washer,(For 1 Attachment And Pat) | 2 |
| 08***19 | Band,(Without Air Conditioner) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Electrical System (Front) (1/3)
| 01***12 | Bolt (M8-1.25x12) | 2 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 6 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Electrical System (Rear) (3/3)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 5 |
| 01***12 | Bolt, Bolt,(No Need To Quick Shift) | 8 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Electrical System (Sensor And Switch) (2/3)
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 6 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Engine Mounting Parts
| 01***35 | Bolt, Mounting - Flywheel Housing End | 12 |
| 01***50 | Bolt, Radiator To Frame | 8 |
| 01***30 | Bolt, Mount Engine To Frame | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Engine Related Parts
| 01***75 | Bolt | 1 |
| 01***11 | Nut (Welded) | 1 |
| 01***45 | Washer,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Instrument Panel
| 01***10 | Bolt, Mount Flasher | 1 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***20 | Screw | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Radiator
| 01***16 | Bolt (With Air Heater & Conditioner) | 8 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 13 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Radiator Piping
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Engine Related Parts And Electrical System : Speedometer (For Ussr) (Except Japan)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Frame And Guard
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (1/8) (Nippon Denso)
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***08 | Nut (Welded) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (2/8) (Nippon Denso)
| 01***08 | Screw, Mount Damper To Shaft | 4 |
| 01***10 | Screw, Mount Wire Assembly | 2 |
| 01***16 | Screw, Mount Leg | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (3/8) (Nippon Denso)
| 01***12 | Bolt, Bolt,(No Need To Quick Shift) | 5 |
| 01***16 | Bolt (With Air Heater & Conditioner) | 5 |
| 01***23 | Washer,(With Auto Emergency Steering) | 5 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (4/8) (Nippon Denso)
| 01***16 | Screw | 2 |
| 01***12 | Bolt? Wing,Wing | 1 |
| 01***10 | Bolt - Relay And Flasher Mounting | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (5/8) (Nippon Denso)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (6/8) (Nippon Denso)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***50 | Bolt,(With Service Valve R.H.) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (7/8) (Nippon Denso)
| 01***70 | Bolt, Heater Hose Clip | 1 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner (8/8) (Nippon Denso)
| 01***10 | Bolt - Relay And Flasher Mounting | 1 |
| 08***19 | Band,(Without Air Conditioner) | 10 |
| 41***40 | Cable,(For Key Switch) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner Unit (1/3) (Nippon Denso)
| 20***30 | Unit Ass'Y | 1 |
| 20***40 | Pipe | 1 |
| 20***70 | Valve,Expansion | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner Unit (2/3) (Nippon Denso)
| 20***60 | Shroud, Fan | 1 |
| 20***70 | Bracket | 1 |
| 20***80 | Bracket | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Air Conditioner Unit (3/3) (Nippon Denso)
| 19***40 | Compressor | 1 |
| 42***10 | Compressor, Refrigerant | 1 |
| 42***20 | Clutch Assembly | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Canopy (Canvas Type)(#29005-.)
| 01***65 | Bolt | 8 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 8 |
| 01***32 | Washer,(With Auto Emergency Steering) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Canopy (Plastic Type)(#.-)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***65 | Bolt | 8 |
| 01***15 | Screw | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Car Heater And Defroster (1/3) (For Ussr) (Except Japan)
| 01***12 | Bolt, Bolt,(No Need To Quick Shift) | 14 |
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 5 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Car Heater And Defroster (2/3) (For Ussr) (Except Japan)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 4 |
| 01***16 | Bolt (With Air Heater & Conditioner) | 5 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Car Heater And Defroster (3/3) (For Ussr) (Except Japan)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***19 | Washer,Spring (With Extinguisher) (D31p) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Car Heater Unit (For Ussr) (Except Japan)
| 01***08 | Screw, Control Lever Rod | 1 |
| 41***22 | Heater Unit Ass'Y | 1 |
| 41***60 | Switch, Heater | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Dashboard (With Cab)
| 01***16 | Bolt (With Air Heater & Conditioner) | 8 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Dashboard (Without Cab)
| 01***16 | Bolt (With Air Heater & Conditioner) | 8 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Electrical Fan (For Ussr) (Except Japan)
| 01***20 | Bolt | 2 |
| 01***10 | Washer,Spring (For Engine Room Lamp) | 2 |
| 08***14 | Band,(For Additional Fuel Strainer) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Engine Floor And Under Cover
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 26 |
| 01***32 | Washer,(With Auto Emergency Steering) | 13 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Engine Hood And Side Cover (1/2)
| 01***20 | Bolt,(With Auto Emergency Steering) | 6 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Engine Hood And Side Cover (2/2)
| 04***00 | Plate,(Not Used When Ventilator) (Welded) | 14 |
| 41***31 | Sheet | 1 |
| 41***51 | Sheet,R.H | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Fender And Ladder (With Cab)
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 14 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 10 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Fender And Ladder (Without Cab)
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 18 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 10 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Floor Frame (With Cab)
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 6 |
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Floor Frame (Without Cab)
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***60 | Screw | 4 |
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Front Frame
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***80 | Bolt, Mount Cab To Rear Frame | 8 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Guard And Hand Rail (Without Cab)
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 12 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Head Guard
| 01***70 | Bolt,Leaning Lock | 8 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 8 |
| 41***10 | Guard,Head | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Lubricator (Axle Support)
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***32 | Washer,(With Auto Emergency Steering) | 1 |
| 07***75 | Fitting,Grease (Without Lub. Piping) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Mirror Stay And Hand Rail
| 01***20 | Bolt,(With Auto Emergency Steering) | 16 |
| 01***16 | Screw,(P.O.C. Model) (Except Japan) | 1 |
| 01***19 | Washer,Spring (With Extinguisher) (D31p) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Mirror Stay And Hand Rail (For Ussr) (Except Japan)
| 01***20 | Bolt,(With Auto Emergency Steering) | 16 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 16 |
| 08***16 | Mirror,(Tbg Spec.) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Muffler And Duct
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***60 | Bolt, Tube To Oil Cooler | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Door 1/2) (6/8)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 1 |
| 01***20 | Bolt,(Without Maintenance Monitor) | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Door 2/2) (7/8)
| 01***16 | Screw,(With Ashtray) | 2 |
| 01***16 | Screw | 1 |
| 01***12 | Screw,(Wa250-1p) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Electrical) (8/8)
| 01***10 | Screw,(For Lighter) | 2 |
| 01***20 | Screw (Not Illustrated) | 2 |
| 01***10 | Screw,(For Wiper Switch Earth) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Front 1/2) (2/8)
| 01***12 | Bolt, Bolt,(No Need To Quick Shift) | 6 |
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 4 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Front 2/2) (3/8)
| 01***20 | Bolt,(With Auto Emergency Steering) | 20 |
| 01***20 | Screw | 4 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 20 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Interior Trim And Sun Visor) (5/8)
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 3 |
| 01***10 | Screw,(For Wiper Switch Earth) | 2 |
| 01***12 | Screw,(Additional Sun Visor) | 14 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Mounting Parts) (1/8)
| 01***16 | Bolt (With Air Heater & Conditioner) | 6 |
| 01***25 | Bolt,Without Revolution Sensor | 1 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Cab (Rear) (4/8)
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
| 01***06 | Screw | 3 |
| 01***16 | Screw, Mount Parking Lights | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Seat (Rigid Type)
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 4 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Operator'S Seat (Suspension Type)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Radiator Shutter (For Ussr) (Except Japan)
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***36 | Washer,Radio Controlled Slag Handling | 4 |
| 41***11 | Grill,(Modified Part) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Rear Frame (1/2)
| 41***10 | Support (Welded) | 1 |
| 41***21 | Plate (Welded) | 2 |
| 41***41 | Plate (Welded) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Rear Frame (2/2)
| 01***30 | Bolt,Radio Controlled Slag Handling | 5 |
| 01***55 | Bolt, Strut Mounting - To Radiator And Rear Frame | 4 |
| 01***95 | Bolt, Counterweight | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Rops Canopy
| 01***75 | Screw | 10 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 10 |
| 09***01 | Bolt,(For Shipping) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Seat Belt (For Ussr) (Except Japan)
| 09***01 | Belt? Lap,(78mm Wide) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Vandalisum Protection (For Ussr) (Except Japan)
| 01***05 | Nut,(For Air Conditioner Less), Nut | 4 |
| 01***10 | Washer,(For 35a Alternator) | 2 |
| 01***23 | Washer,(With Auto Emergency Steering) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Washer Tank
| 01***45 | Screw,(For Tbg/Abe Spec.) | 4 |
| 01***23 | Washer,(With Auto Emergency Steering) | 4 |
| 42***60 | Tank - Front Window Washer | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Frame And Guard : Washer Tank (With Air Conditioner)
| 01***12 | Screw,(With Articulate Indicator) | 2 |
| 01***45 | Screw,(For Tbg/Abe Spec.) | 2 |
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
Mark Plate? Tool And Kit
Komatsu : Wr11ss-1(S/N 29005-Up) : Mark Plate? Tool And Kit : Kit
| 07***65 | O-Ring,Injection Pump Case | 1 |
| 07***75 | O-Ring,Steering Oil Filter | 1 |
| 07***85 | O-Ring,(Without Fuel Level Gauge) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Mark Plate? Tool And Kit : Marks And Plates
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Instruction,Fuel | 1 |
| 09***35 | Plate? Name,(Limited Supply) (English) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Mark Plate? Tool And Kit : Tool
| 07***50 | Pump, (Bellows Type) | 1 |
| 07***03 | Cartridge - Grease | 1 |
| 07***25 | Nozzle | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Mark Plate? Tool And Kit : Tool (For Ussr) (Except Japan)
| 07***50 | Pump, (Bellows Type) | 1 |
| 07***03 | Cartridge - Grease | 1 |
| 07***25 | Nozzle | 1 |
Special Application Parts
Komatsu : Wr11ss-1(S/N 29005-Up) : Special Application Parts : Engine Hood (For Sandy And Dusty Terrain Spec.)
| 01***10 | Screw,(For Lighter) | 5 |
| 01***16 | Screw,(Sandy And Dusty Terrain S.) | 2 |
| 01***03 | Nut (Welded) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Special Application Parts : Radiator (For Sandy And Dusty Terrain Spec.)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 6 |
| 01***20 | Bolt,(Without Maintenance Monitor) | 4 |
| 01***23 | Washer,(With Auto Emergency Steering) | 10 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Special Application Parts : Radiator Piping (For Sandy And Dusty Terrain Spec.)
| 07***15 | Plug,(Without Air Conditioner) | 1 |
| 07***89 | Clamp,(D31s) | 2 |
| 41***11 | Hose | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Special Application Parts : Torqflow Transmission Piping (For Sandy And Dusty Terrain Spec.)
| 07***34 | O-Ring, O-Ring,Drain Plug? R.H. Half Tank | 2 |
| 41***22 | Hose | 1 |
| 41***41 | Union | 2 |
Steering And Control System
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Check Valve (For Emergency Steering) (For Ussr) (Except Japan)
| 07***35 | O-Ring, At Lower Oil Cooler Inlet Port | 1 |
| 70***11 | Body | 1 |
| 70***20 | Poppet | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Divider Valve (For Emergency Steering) (For Ussr) (Except Japan)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***30 | Screw | 2 |
| 01***70 | Screw | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Emergency Steering Piping (1/3) (For Ussr) (Except Japan)
| 01***55 | Bolt,(For Suction? Reversible Fan) | 4 |
| 01***85 | Bolt, Mount Solenoid Valve Body | 2 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Emergency Steering Piping (2/3) (For Ussr) (Except Japan)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***05 | Bolt, Mount Hose Clip | 1 |
| 01***32 | Washer,(With Auto Emergency Steering) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Emergency Steering Piping (3/3) (For Ussr) (Except Japan)
| 01***12 | Bolt,(Without R.P.C.U.) | 1 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 5 |
| 01***23 | Washer,(With Auto Emergency Steering) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Hydraulic Pump (For Emergency Steering) (For Ussr) (Except Japan)
| 01***75 | Bolt | 4 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 4 |
| 04***18 | Ring, Retaining | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Power Take Off (For Emergency Steering) (For Ussr) (Except Japan)
| 04***18 | Ring,Snap (With Emergency Steering) | 1 |
| 04***25 | Ring,(W/Emergency Steering) (1m?1d) | 1 |
| 06***08 | Bearing,(W/Emergency Steering) (1m?1d) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Steering Column
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Steering Cylinder
| 07***65 | O-Ring,(F5350-62a0 -14 ) | 1 |
| 07***65 | Ring,Back-Up (Kit) | 1 |
| 07***15 | Ring,Wear? Piston | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Steering Piping
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 2 |
| 01***08 | Nut, Regular Hexagon (M10-1.50) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Steering Valve
| 41***01 | Valve Ass'Y,Steering | 1 |
| 41***20 | Screw | 7 |
| 41***30 | Cap, End | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Steering And Control System : Steering Wheel
| 01***30 | Bolt,Radio Controlled Slag Handling | 2 |
| 01***55 | Bolt, Mount Lh Bracket | 2 |
| 01***11 | Nut,(With Under Mirror) | 2 |
Transmission
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Hydraulic Pump (For Transmission)
| 04***15 | Ring, Snap | 1 |
| 70***10 | Seal, Oil | 1 |
| 70***70 | Plate | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Torque Converter
| 01***25 | Screw | 24 |
| 01***25 | Bolt, Mount Cover | 6 |
| 01***55 | Screw | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Torque Converter Piping
| 01***20 | Bolt,(Large Capacity Type) (Std) | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (1st Clutch) (5/8)
| 06***10 | Bearing,(Wa250-1m? 1p) | 1 |
| 41***02 | Clutch Ass'Y,1st | 1 |
| 41***12 | Shaft Ass'Y | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (2nd Clutch) (6/8)
| 06***12 | Bearing,Ball | 1 |
| 41***12 | Shaft Ass'Y | 1 |
| 41***30 | Clutch Ass'Y,2nd And 3rd | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (3rd Clutch) (7/8)
| 06***10 | Bearing,(Wa250-1m? 1p) | 1 |
| 41***30 | Gear,3rd | 1 |
| 41***31 | Gear? 21 Teeth,3rd | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (Case 1/2) (1/8)
| 01***30 | Bolt,(For France Noise Suppression) | 12 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 5 |
| 01***32 | Washer,(With Auto Emergency Steering) | 12 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (Case 2/2) (2/8)
| 01***40 | Bolt,(Dust And Dirt Protection) | 4 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 20 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (Forward Clutch) (3/8)
| 06***10 | Bearing,(Wa250-1m? 1p) | 1 |
| 41***01 | Clutch Ass'Y,Forward And Reverse | 1 |
| 41***31 | Gear? 38 Teeth,Forward | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (Output Shaft) (8/8)
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 12 |
| 01***10 | Bolt | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission (Reverse Clutch) (4/8)
| 06***10 | Bearing,(Wa250-1m? 1p) | 1 |
| 41***42 | Gear,Reverse | 1 |
| 41***43 | Gear? 25 Teeth,Reverse | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Control Lever
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Control Linkage
| 01***60 | Bolt (M10-1.50x60) | 2 |
| 01***05 | Nut,L.H. Thread (D31s) | 2 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 6 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Control Valve (1/2)
| 01***35 | Bolt, Mounting - Flywheel Housing End | 2 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 3 |
| 01***45 | Bolt,(For Suction? Reversible Fan) | 5 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Control Valve (2/2)
| 01***15 | Bolt | 10 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 10 |
| 04***70 | Ball,(-40 Deg. Spec.) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Oil Filter
| 07***23 | O-Ring,(F4350-68a0 -13 ) | 1 |
| 07***09 | Plug, Oil Drain | 1 |
| 41***00 | Filter Assembly (See Pg F-058) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Transmission : Transmission Piping
| 01***35 | Bolt,(Without Auto Priming System) | 4 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 3 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
Work Equipment
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Boom Cylinder Guard
| 01***40 | Bolt,(For Center Guard) | 8 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 8 |
| 41***13 | Guard | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Bucket? 1.0m3 (For Multi Coupler)
| 41***21 | Edge (Welded) | 1 |
| 41***30 | Plate (Welded) | 2 |
| 41***41 | Plate,L.H. (Welded) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Bucket? 1.2m3
| 41***21 | Edge (Welded) | 1 |
| 41***30 | Plate (Welded) | 2 |
| 41***41 | Plate,L.H. (Welded) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Chip Bucket? 3.0m3
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 78 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 78 |
| 01***32 | Washer,(With Auto Emergency Steering) | 78 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Cutting Edge
| 01***60 | Flat Washer - M20 (Hardened) | 8 |
| 02***70 | Bolt, Plow | 8 |
| 02***19 | Nut | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Dumping Fork
| 41***20 | Fork (Welded) | 2 |
| 41***00 | Fork Ass'Y,Dumping | 1 |
| 41***10 | Bar | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Hi-Lift Boom
| 41***10 | Bushing | 2 |
| 41***60 | Bushing, Center | 2 |
| 41***20 | Bushing,(For High Lift) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Link (1/2)
| 01***75 | Bolt | 8 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 14 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Link (2/2)
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 8 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Fork (For Multi Coupler)
| 01***55 | Bolt,(For France Noise Suppression) | 4 |
| 01***50 | Bolt, Fuel Tank Mounting - Front Left | 4 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Fork(#.-)
| 01***75 | Bolt,(For 75a Alternator) | 4 |
| 01***55 | Bolt, Strut Mounting - To Radiator And Rear Frame | 6 |
| 01***60 | Bolt (M20-2.50x60) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Fork(#29005-.)
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***50 | Bolt, Fuel Tank Mounting - Front Left | 4 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Grapple (For Multi Coupler) (1/2)
| 01***75 | Bolt,(For 75a Alternator) | 4 |
| 01***50 | Bolt, Fuel Tank Mounting - Front Left | 4 |
| 01***00 | Bolt (M10-1.50x100) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Grapple (For Multi Coupler) (2/2)
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
| 01***20 | Bolt,(Used When Towing Winch) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Grapple (Hydraulic Type) (1/2)
| 01***75 | Bolt,(For 75a Alternator) | 4 |
| 01***50 | Bolt, Fuel Tank Mounting - Front Left | 4 |
| 01***00 | Bolt (M10-1.50x100) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Lumber Grapple (Hydraulic Type) (2/2)
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***20 | Bolt,(Used When Towing Winch) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Multi Coupler (Hydraulic Type)
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 5 |
| 01***26 | Plain Washer | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 5 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Multi-Purpose Bucket
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***95 | Bolt,(For Reversible Fan) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment : Tooth
| 01***60 | Flat Washer - M20 (Hardened) | 8 |
| 09***65 | Bolt, Plow (Bottom) | 14 |
| 09***16 | Nut | 16 |
Work Equipment Control System
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Clam Cylinder
| 04***25 | Ring, Snap | 1 |
| 07***95 | O-Ring,(Y1620-11a0a-12) | 1 |
| 07***95 | Ring,Back-Up? Cylinder Head | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Dump Cylinder
| 07***25 | O-Ring,Cylinder Head | 1 |
| 07***30 | Ring,Wear (Kit) | 1 |
| 07***47 | Nut, Nylon | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Grapple Cylinder
| 04***20 | Ring, Retaining | 1 |
| 07***85 | O-Ring,(For Snow Removing) | 1 |
| 07***85 | Ring,Back-Up? Head | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Control Valve (1/2)
| 01***12 | Bolt | 6 |
| 01***25 | Bolt, Seal Cover Mounting | 2 |
| 01***30 | Bolt | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Control Valve (2/2)
| 01***05 | Nut,(For Air Conditioner Less), Nut | 1 |
| 07***12 | O-Ring (Itl) | 1 |
| 07***12 | Ring,Back-Up; Was 07001-02012, Ring,Back-Up (Itl) | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Dump Cylinder Line) (5/6)
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 36 |
| 07***34 | O-Ring,(For 2-Actuater Attachment) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Lift Cylinder Line 1/2) (3/6)
| 01***30 | Bolt,Radio Controlled Slag Handling | 2 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 1 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Lift Cylinder Line 2/2) (4/6)
| 01***50 | Bolt | 4 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Reach Cylinder Line) (6/6)
| 01***50 | Bolt | 1 |
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 3 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Return Line) (2/6)
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***25 | Bolt - Rear Guard Mounting | 1 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Piping (Suction And Valve Line) (1/6)
| 01***40 | Bolt,(For Position Fixing) | 4 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***50 | Bolt | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Pump (For Work Equipment And Steering)
| 04***18 | Ring, Retaining | 1 |
| 70***11 | Pump Ass'Y,(Sal(2)45) | 1 |
| 70***10 | Seal, Oil | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Hydraulic Tank
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 6 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 2 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Lift And Dump Control Lever
| 01***30 | Bolt,(For France Noise Suppression) | 3 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***19 | Nut, Hex | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Lift And Dump Control Linkage
| 01***70 | Bolt, Spacer | 2 |
| 01***20 | Bolt,(Without Maintenance Monitor) | 2 |
| 01***06 | Nut? L.H. Thread,L.H. Thread (For Chinese) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Lift Arm Kick Out And Bucket Positioner(#29005-29173)
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Lift Arm Kick Out And Bucket Positioner(#29174-)
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***14 | Bolt - Plate Mounting | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Lift Cylinder
| 07***95 | O-Ring,(Y1620-11a0a-12) | 1 |
| 07***95 | Ring,Back-Up? Cylinder Head | 1 |
| 07***05 | Bushing | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Multi Coupler Control Valve
| 01***45 | Bolt, Mount Body To Block | 4 |
| 07***09 | O-Ring,(For Dual Tilt Dozer) | 4 |
| 07***15 | O-Ring,Regulator Valve | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Multi Coupler Lock Cylinder
| 07***45 | O-Ring,(F4350-60a0 -9 ) | 1 |
| 07***48 | O-Ring, (Without Emergency Steering) | 1 |
| 07***30 | Seal,Dust (Kit) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Multi Coupler Piping (Lock Cylinder Line) (2/2)
| 01***09 | Nut,(With Body Positioner) | 20 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 20 |
| 07***07 | Hose,Spring | 4 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Multi Coupler Piping (Selector Valve Line) (1/2)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Multi Coupler Selector Switch
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 2 |
| 01***05 | Washer | 2 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Priority Valve
| 41***00 | Valve Ass'Y,Priority | 1 |
| 41***10 | Housing | 1 |
| 41***20 | Spool | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Reach Control Lever
| 01***70 | Bolt, Spacer | 2 |
| 01***06 | Nut? L.H. Thread,L.H. Thread (For Chinese) | 1 |
| 01***08 | Nut,R.H. Thread | 1 |
Komatsu : Wr11ss-1(S/N 29005-Up) : Work Equipment Control System : Reach Cylinder
| 07***95 | O-Ring,(Y1620-11a0a-12) | 1 |
| 07***95 | Ring,Back-Up? Cylinder Head | 1 |
| 07***05 | Bushing | 2 |
WR11SS-1(S/N 29005-UP) serial number reference
The Product Identification Number (PIN) plate is located on the front frame, on the right-hand side of the articulation joint. Read the prefix as the first five digits of the serial number stamped on the plate; for this model, the range begins at 29005.
| Prefix | Identifies | Notes |
|---|---|---|
| 29005 | Standard | S/N 29005-UP. Factory parts catalog for WR11SS-1. The model designation WR11SS-1 defines the generation and configuration. |
Frequently asked questions
What engine does the Komatsu WR11SS-1 use?
The Komatsu WR11SS-1 is equipped with a Tier 4 Final compliant Komatsu diesel engine designed for fuel efficiency and emissions compliance.
What is the operating weight of the Komatsu WR11SS-1?
The operating weight varies by configuration and attachment package. Consult the specific serial range specification sheet for exact weight data.
What model replaced the Komatsu WR11SS-1?
The WR11SS-1 is part of Komatsu's compact wheel loader lineage. Successor models in the compact class include newer generations of the WA series and updated WR models, though specific replacement designations depend on regional market availability and configuration.
What WR11SS-1(S/N 29005-UP) owners discuss
What are the typical powertrain and hydraulic behaviors for the Komatsu WR11SS-1 wheel loader?
The WR11SS-1 utilizes a hydrostatic drive system. Common operational issues include slow hydraulic functions when the machine is hot, indicating internal leakage in the pump or control valve as viscosity drops. Gear slipping in the transmission is typically caused by worn clutches, low fluid levels, or faulty solenoids. Owners report that if the hydraulic pump fails, the engine is often not far behind due to shared load stresses. Regular SOS analysis is recommended for early wear detection in the drive train.
What undercarriage or wear patterns are typical for this machine type?
Wear patterns focus on the final drives and travel motors. A common failure mode is a final drive that feels weak on one side before abruptly stopping. Track tension and undercarriage wear are critical; if the machine pulls to one side, check for mud packed into the undercarriage, roller condition, and track-chain wear. Components like bushings and bearings are subjected to significant wear and can lead to noise, vibration, and premature failure if not replaced.
What are the known engine quirks for the Komatsu WR11SS-1 series?
Engine performance issues dominate serious complaints. Loss of power under load often signals airflow restriction, injector wear, or failing fuel delivery components. Contamination, extended service intervals, and low-quality fuel accelerate wear. Common causes for oil burning include dirty air filters, gas channeling in the engine, and using non-standard oil. Overheating during heavy work may indicate a blocked cooling package or marginal cooling capacity.
What are the common electrical and sensor issues?
Komatsu equipment relies heavily on electronic control systems. A single faulty sensor or unstable power supply can trigger multiple warning signals. Owners report intermittent starting, dashboard failures, and machines that randomly shut down. Multiple fault codes often point to battery issues, bad grounds, or connector problems. Code scanning with a Komatsu diagnostic tool is necessary to identify specific solenoid or sensor faults.
What should be checked when buying a used WR11SS-1 (S/N 29005-UP)?
Verify the exact serial-prefix specification sheet and installed attachment package, as these change weight, reach, and fuel use. Check the hydraulic system for leaks, stuck components, and inadequate fluid levels. Inspect the engine for overheating signs and test the battery with a multimeter. Look for mechanical wear on bushings, bearings, and track pads. Ensure the cooling system is free of blockages and that the machine does not exhibit the 'walking fatigue' or slow travel issues common in used Komatsu units.
What is the safety-critical fix for hydraulic system oil temperature being too high?
The normal operation of the main safety valve is critical for the smooth operation of the entire hydraulic system. If the oil temperature is too high, inspect and perform necessary maintenance on the main safety valve to ensure it is not grinding or failing. Have your dealer verify the valve adjustment and system pressure.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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