Komatsuengine(no series)

Komatsu S6D95L-1M(S/N 26330-UP)

Maintenance schedule, common problems & OEM parts breakdown

The Komatsu S6D95L-1M engine is a 6-cylinder, water-cooled, direct-injection diesel powerplant designed for the WA180-1 wheel loader series. It delivers 110 HP at 2,000 RPM with a maximum torque of 41.5 kgm at 1,500 RPM. The engine features a 4.89L displacement and is mounted in mid-size wheel loaders weighing approximately 34,000 to 35,000 lb. Production years for the WA180-1 series span the late 1990s through the early 2000s. The S6D95L-1M succeeded earlier 4-cylinder variants in the 95 series lineup and was eventually replaced by the SAA6D102E-1C series as emissions standards tightened. Configurations offered include standard industrial, marine, and tunnel variants with specific boost compensator adjustments.

Across the 95 series generations, the primary change was the transition from naturally aspirated and early turbocharged 4-cylinder engines to the more robust 6-cylinder S6D95L-1 platform. This shift provided higher torque density and smoother operation for heavy-duty wheel loader applications. The S6D95L-1M remains significant in the used and parts market because it powers the durable WA180-1 chassis, which is widely available as a cost-effective alternative to newer Tier 4 models. Its mechanical injection system and lack of complex emissions aftertreatment make it highly sought after for rebuild and retrofit in regions with less stringent environmental regulations.

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 S6D95L-1M(S/N 26330-UP) specifications

Engine

ModelS6D95L-1
Configuration6-cylinder in-line, water-cooled, direct injection, turbocharged diesel
Displacement4,890 cm³ (4.89 L)
Bore x Stroke95 mm x 115 mm
Gross/Net Power110 HP (82 kW) @ 2,000 rpm (varies by configuration/series; sources also cite 95 HP @ 2,250 rpm and 85 HP @ 2,150 rpm for related variants)
Maximum Torque41.5 kgm (300 ft·lb) @ 1,500 rpm
Emissions TierNot documented for this exact serial range — verify with your dealer

Weights

Operating WeightNot documented for this exact serial range — verify with your dealer
Shipping WeightNot documented for this exact serial range — verify with your dealer
Engine Dry Weight425 kg (937 lb)

Dimensions

Overall Length986 mm (38.8 in)
Overall Width586 mm (23.1 in)
Overall Height876 mm (34.5 in)

Performance

Travel SpeedsNot documented for this exact serial range — verify with your dealer
High Idling Speed2,500 ± 50 rpm
Low Idling Speed700 ± 25 rpm
Minimum Fuel Consumption Ratio160 g/HPh

Service capacities (summary)

Engine Oil Capacity12.5 L (3.3 gal)
Cooling System Capacity18 L (4.8 gal)
Fuel Tank CapacityNot documented for this exact serial range — verify with your dealer
Hydraulic System CapacityNot 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.

S6D95L-1M(S/N 26330-UP) fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter)16.5 L (4.4 US gal)Komatsu EO 15W-40 or equivalent API CF-spec diesel oil; 15W-40 for general use; 5W-40 synthetic for extreme cold climates
Cooling systemNot documented for this exact serial range — verify with your dealerKomatsu Super Coolant AF-NAC or equivalent ethylene glycol-based heavy-duty coolant
Fuel tankNot documented for this exact serial range — verify with your dealerUltra-low sulfur diesel (ULSD) meeting ASTM D975 or EN 590 standards
Transmission/powertrain compartmentsNot documented for this exact serial range — verify with your dealerKomatsu HO or equivalent universal trans-hydraulic fluid
Final drives (each)Not documented for this exact serial range — verify with your dealerKomatsu AXO 80W-90 or equivalent API GL-5 gear oil
Hydraulic system AND tankNot documented for this exact serial range — verify with your dealerKomatsu TO or equivalent universal hydraulic fluid
Axles/differentialsNot documented for this exact serial range — verify with your dealerKomatsu AXO 80W-90 or equivalent API GL-5 gear oil
GreaseN/AKomatsu grease or equivalent lithium-complex EP2 grade

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Komatsu S6D95L-1M(S/N 26330-UP) maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and condition.
  • Check hydraulic fluid level at sight glass.
  • Check coolant level and ensure cap is secure.
  • Check fuel level and drain water from separator.
  • Check DEF level on Tier 4 machines.
  • Check air filter restriction indicator.
Every 250 h
  • Change engine oil and filter.
  • Grease all points including boom, stick, bucket, and swing bearing.
  • Check fluid levels across all systems.
  • Check air filter outer element.
  • Inspect belts and hoses for wear.
  • Perform visual walk-around inspection.
Every 500 h
  • Replace fuel filter.
  • Replace hydraulic return filter.
  • Service battery and test alternator load.
  • Test coolant SCA concentration.
  • Collect KOWA oil sample for analysis.
  • Perform detailed undercarriage visual inspection.
Every 1,000 h
  • Collect hydraulic oil sample for analysis.
  • Change final drive oil on both sides.
  • Inspect turbocharger condition.
  • Check valve adjustment clearances.
  • Measure wear on structural components.
  • Clean or replace air filter outer element.
Every 2,000 h
  • Change hydraulic system oil.
  • Flush and replace coolant.
  • Service transmission and torque converter.
  • Perform comprehensive component evaluation.
  • Inspect and replace worn belts and clamps.
  • Check KDPF status if equipped.

Servicing the S6D95L-1M(S/N 26330-UP) beyond the schedule

Predictive Maintenance & Fluid Analysis

Utilize KOWA fluid analysis at every 500-hour interval to monitor wear metals and contamination. Check coolant SCA concentration at 500 hours to prevent liner cavitation. Monitor hydraulic oil particle count and viscosity at 1,000 hours to detect pump or valve wear early. Track DEF levels daily on Tier 4 variants to ensure SCR system functionality. Use KOMTRAX telematics to log load frequency and fault codes for trend analysis. Replace fuel filters at 500 hours to protect the mechanical injection pump from debris.

Corrective & Common Repairs

Address turbocharger lag by inspecting the boost compensator diaphragm and actuation pressure. Replace worn piston rings if blow-by exceeds limits during compression tests. Fix hydraulic leaks by replacing O-rings on high-pressure lines and cylinder seals. Repair starting issues by testing the 24V starter motor and battery terminals. Replace cracked cylinder head gaskets if coolant loss is rapid. Inspect the flywheel housing bolts for fatigue cracks under heavy load cycles.

Overhaul & Rebuild Points

Rebuild the engine when compression drops below specification or oil consumption exceeds 1 liter per 10 hours. Replace cylinder liners and main bearings if wear measurements approach factory limits. Overhaul the turbocharger if shaft play exceeds tolerance or blades are damaged. Rebuild the fuel injection pump if idle speed becomes unstable or black smoke persists. Inspect the crankshaft for journal wear and replace if out of round. Replace all gaskets and seals during any major disassembly to prevent leaks.

Seasonal & Environment Servicing

In cold climates, check coolant freeze protection before winter and use lower viscosity oil. Drain water from the fuel separator daily in humid conditions to prevent microbial growth. Clean radiator and oil cooler fins frequently in dusty environments to prevent overheating. Inspect belts and hoses for cracking in high-heat summer operations. Use Komatsu Super-coolant AF-NAC for extended corrosion protection. Check air filter restriction more often in sandy or muddy job sites.

S6D95L-1M(S/N 26330-UP) common service parts

Part numberPart
07281-00197Clamp,(With Pre-Fuel Filter)Check fitment →
600-311-6220Cartridge,Fuel FilterCheck fitment →
600-311-9600Fuel Filter Ass'YCheck fitment →
09637-30161Plate? Instruction,Air Cleaner (Single Element)Check fitment →
09637-30262Plate? Instruction,Air Cleaner (Double Element)Check fitment →

Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.

S6D95L-1M(S/N 26330-UP) fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
CA115Engine crankshaft speed sensor failureBroken sensor, wiring issue, or connector corrosionReplace the speed sensor and verify the voltage at the pin connector
CA111Internal engine controller faultECM internal abnormalityReplace or reprogram the ECM
CA451Common rail pressure sensor feedback value too highMalfunction in the rail sensor or actual overpressure conditionDiagnose the fuel rail pressure sensor or pump lines
CA441Battery voltage too lowAlternator or battery failure; voltage regulator issueReplace the alternator or battery; check the voltage regulator
CA234Engine overspeedThrottle calibration error, engine load cycle issue, or operator misuseVerify throttle calibration and engine load cycle
AA10NXAir cleaner cloggingBlocked air filter elementReplace the air filter
CA122Intake air pressure high voltageSensor malfunction or wiring issueVerify the intake pressure sensor and wiring
CA123Intake air pressure low voltageSensor short or airflow restrictionCheck for a sensor short or an airflow restriction
CA153Intake air temperature sensor error (high)Sensor failureReplace or test the IAT sensor
CA428Fuel moisture sensor invalid voltageContaminated fuel or sensor harness issueEnsure a clean fuel supply and check the moisture sensor harness

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

S6D95L-1M(S/N 26330-UP) attachments & work tools

Wheel Loader Attachments

The Komatsu WA180-1 wheel loader is the primary machine application for the S6D95L-1M engine. Factory configurations for this class typically include standard bucket, heavy-duty bucket, and multi-purpose bucket options. Coupler systems vary by configuration/series, with quick-attach mechanisms standard for rapid tool changes.

Excavator Attachments

The S6D95L-1 series engine powers the PC200-5 and PC220-5 excavator families. Standard work tools include digging buckets, trenching buckets, and grading buckets. Hydraulic circuit arrangements require specific flow rates for auxiliary hydraulics to operate breakers or hammers, varying by configuration/series.

Hydraulic System Options

Auxiliary hydraulic kits are available to support work tools requiring high-flow or pilot control. Factory guarding options include high-visibility guards for hydraulic lines and protective shrouds for the engine compartment. Fluid specifications include Komatsu TO or equivalent high-quality hydraulic oil.

Engine & Cooling Options

The S6D95L-1M is a 6-cylinder, water-cooled, direct injection diesel engine. Oil capacity is 16.5 liters (4.4 gallons). Cooling system fluid capacity varies by configuration/series; verify with the operation and maintenance manual for exact liters.

All S6D95L-1M(S/N 26330-UP) assemblies by section

Every catalogued assembly group for the Komatsu S6D95L-1M(S/N 26330-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Cooling System
Komatsu : S6d95l-1m(S/N 26330-Up) : Cooling System : Corrosion Resistor And Piping
01***40Bolt2
01***65Bolt,(With Water Separator)2
01***85Bolt2
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cooling System : Water Pump And Cooling Fan
01***16Screw5
01***20Screw2
01***30Bolt,(Water Separator Spec.)6
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Cylinder Block
Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Camshaft And Tappet
01***20Screw2
04***16Fitting Wedge1
62***10Tappet12
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Crankshaft
01***16Bolt,(With Alternator Cover Type)6
61***11Bolt,Nylock (K2)1
61***20Collar,Taper1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Cylinder Block
01***12Bolt2
01***16Screw4
01***20Bolt,(For Japan Pc200)2
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Flywheel And Flywheel Housing
01***30Bolt6
01***30Bolt - Lower Oil Cooler Outlet Tubemounting11
04***18Bolt, Eye1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Front Cover And Gear
01***70Bolt,(For 75a Alternator)1
01***16Bolt2
01***20Bolt,(With Tachometer Outlet)6
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Oil Pan
01***16Screw28
01***30Bolt,(Water Separator Spec.)2
01***10Washer,See Fig. K4010-12a02
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Block : Piston And Connecting Rod
04***12Ring, Snap12
62***10Bolt2
62***20Piston (S)6
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Cylinder Head
Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Air Cleaner And Mounting
01***25Grub Screw2
01***60Bolt2
01***06Nut6
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Air Intake Manifold And Connection(#26330-42412)
01***50Bolt1
01***30Screw10
01***45Bolt1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Air Intake Manifold And Connection(#42413-)
01***14Bolt,(W/Joy Stick Str.)(W/O Heater)10
01***30Screw9
01***45Bolt1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Cylinder Head
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
02***04Plug, Pipe1
07***08Plug, Expansion6
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Cylinder Head Cover
01***20Bolt,(For Japan Pc200)1
04***50Screw4
07***80Clamp, Drain Hose3
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Exhaust Manifold And Turbocharger
01***25Grub Screw4
01***90Bolt,(For Large Fan)12
07***08Plug,(For W/O. Corrosion Resistor)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Muffler And Mounting(#26330-37134)
01***20Bolt2
01***20Stud2
01***35Stud2
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Muffler And Mounting(#37135-)
01***20Bolt2
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
01***12Bolt,(See Fig.0501)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Rocker Arm
01***12Bolt,(Without R.P.C.U.)1
01***65Bolt,(For Alternator Bracket Mount)8
61***30Nut12
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Komatsu : S6d95l-1m(S/N 26330-Up) : Cylinder Head : Turbocharger
62***30Turbocharger Ass'Y,(See Fig.0155)1
GA***16Bolt6
GA***35Rotor Ass'Y,Center Housing1
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Electrical System
Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Alternator (25a) (With Hardening Pulley)
60***30Alternator A. (25a),(With Hardening Pulley)1
KD***57Bearing,Ball? Front1
KD***80Collar1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Alternator (25a) (With Non Hardening Pulley)
60***20Alternator A. (25a),(With Non Hardening Pulley)1
KD***57Bearing,Ball? Front1
KD***80Collar1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Alternator (35a)
60***10Alternator A. (35a),(With Non Hardening Pulley)1
KD***57Bearing,Ball? Front1
KD***80Collar1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Alternator And Mouting (25a? 35a)
01***30Bolt,(For Trimming Dozer)1
01***25Bolt,(With Corrosion Resistor)1
01***65Bolt,(For 35a? 25a Alternator)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Heater Signal
Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Staring Motor And Mounting (5.5kw)
01***35Screw3
07***00O-Ring,(F4350-65a1 -5 )1
(6***0)Starting Motor Ass'Y,(See Fig.0661a) (5.5kw)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Electrical System : Starting Motor (5.5kw)
60***60Starting Motor Ass'Y,(5.5kw)1
KD***30Bracket,Center1
KD***40Washer Ass'Y,(Not Shown)1
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Engine Kit
Komatsu : S6d95l-1m(S/N 26330-Up) : Engine Kit : Gasket Kit
01***12Washer,Lock? Injection Gear1
07***00O-Ring,(F4350-65a1 -5 )1
07***35O-Ring,Hydraulic Oil Filter1
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Fuel System
Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Engine Stop Motor And Mounting
01***25Screw3
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)6
01***20Bolt,(For Japan Pc200)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Filter And Piping
01***65Bolt,(With Water Separator)2
07***12Gasket,Mechanical Pump Piping1
07***12Gasket,(Without Air Compressor Type) (K1)4
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Injection Pump (Feed Pump)
DK***20Bolt, Joint1
DK***00Valve,Check2
DK***20Pump,Priming1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Injection Pump (Governor) (1/2)
DK***00Adapter1
DK***20Capsule,Spring1
DK***10Governor Ass'Y1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Injection Pump (Governor) (2/2)
DK***40Gasket,Air Compressor2
DK***00Nut,Cap1
DK***00Bushing1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Injection Pump (Pump)
62***80Injection Pump Ass'Y1
DK***30Key,Woodruff1
DK***40Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-00400
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Injection Pump And Piping
01***35Stud4
01***25Screw4
01***12Bolt,(See Fig.0501)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Fuel System : Fuel Nozzle And Spill Pipe
01***35Bolt, Mount Bracket To Floor6
07***10Tube,(See Fig.0421-14)5
07***10Tube,Spill1
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Lubricating Oil System
Komatsu : S6d95l-1m(S/N 26330-Up) : Lubricating Oil System : Lubricating Oil Cooler
01***25Bolt,(With Corrosion Resistor)18
01***06Nut4
07***12T/Plug, Plug,(For Power Tilt Mech Angle)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Lubricating Oil System : Lubricating Oil Filter
01***25Bolt,(With Corrosion Resistor)1
60***40Cartridge,Engine Oil Filter (D31s)1
60***20Plate? Caution,(Italian-English)1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Lubricating Oil System : Lubricating Oil Pump And Suction Pipe
01***12Bolt,(See Fig.0501)1
01***16Screw6
62***10Valve1
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Komatsu : S6d95l-1m(S/N 26330-Up) : Lubricating Oil System : Turbocharger Lubricating Oil Piping
01***16Screw1
01***20Screw4
01***06Nut1
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S6D95L-1M(S/N 26330-UP) serial number reference

The engine serial number plate is located on the engine block, typically on the left side near the injection pump. The prefix 'S6D95L-1' identifies the engine model family, generation, and configuration (turbocharged, 6-cylinder, 95mm bore, long stroke). The machine chassis serial number (PIN) is found on the right-hand side of the cab on the lower frame or stamped into the chassis frame casting; for export machines, the 17-character ISO PIN is on the emissions plate. Use the engine serial number to confirm the specific engine revision and the chassis serial number to confirm the machine model and build year.

PrefixIdentifies
S6D95L-1Base model S6D95L-1 (applied to S6D95L-1M per shared data)

Frequently asked questions

What is the engine model for the Komatsu S6D95L-1M?

The engine model is the S6D95L-1, a 6-cylinder, water-cooled, direct-injection diesel engine with a 4.89L displacement.

What is the operating weight of the Komatsu WA180-1 wheel loader?

The operating weight of the Komatsu WA180-1 wheel loader is approximately 34,000 to 35,000 lb, varying by configuration and attachment package.

What engine replaced the S6D95L-1M in later Komatsu models?

The SAA6D102E-1C series engine replaced the S6D95L-1M in later Komatsu wheel loader models to meet stricter emissions standards.

What S6D95L-1M(S/N 26330-UP) owners discuss

What are the typical power and torque specifications for the S6D95L-1 engine series?
The S6D95L-1 engine produces 110 HP at 2,000 RPM with a maximum torque of 41.5 kgm at 1,500 RPM. The minimum fuel consumption ratio is 160 g/HPh. Variations exist for the 6D95L-1 variant, which produces 90-95 HP depending on the specific configuration (FD50/SO/70-5 or FD50/SO170-6). Power and torque values vary by configuration/series based on the factory spec sheet for the 95 Series engines.
What are the common hydraulic behaviors and failure modes associated with this engine platform?
Owners report that when all hydraulic functions (boom, arm, bucket, swing, travel) become slow simultaneously, the issue is rarely a single cylinder failure. The consensus is to check the hydraulic oil level, correct oil specification, hydraulic filters, and engine RPM under load before investigating individual pumps. Weakness that appears only when the machine is hot often indicates internal leakage in the pump, main control valve, or motors due to decreased oil viscosity. If only one function is slow, focus on the specific circuit, cylinder leakage, or pilot control input rather than the main pump.
What undercarriage and wear patterns are typical for machines equipped with this engine?
Machines with this engine, such as the PC200 series, often exhibit undercarriage wear patterns related to track tension and debris packing. A machine that pulls to one side or travels faster on one side should first be checked for mechanical resistance, such as mud packed into the undercarriage, roller condition, or track-chain wear, before diagnosing travel motors. Track tension must be verified on both sides. The engine is commonly found in 20-ton class excavators where heavy digging loads accelerate final drive and track component wear.
What are the known engine quirks and maintenance requirements for the S6D95L-1 series?
The S6D95L-1 is a 4-cycle, water-cooled, direct injection diesel engine with a 6-cylinder configuration. It has an oil capacity of 16.5 liters (4.4 gallons). A known quirk of the 95 Series engines is the boost compensator, which is actuated by turbocharger boost pressure to increase fuel injection at high speed and load, improving exhaust color and turbo performance. Valve clearance drift is a common issue; clearance must be checked cold using feeler gauges. Improper torque on main bearings, rod bearings, head bolts, and rocker shafts can lead to bearing failure or head gasket issues. The engine requires Komatsu EO or equivalent diesel engine oil and Komatsu Super-coolant AF-NAC or equivalent coolant.
What are the common electrical and sensor issues reported by operators?
Komatsu excavators with this engine platform rely heavily on electronic control systems. Owners report intermittent starting, dashboard failures, and random shutdowns often triggered by a single faulty sensor or unstable power supply. Multiple fault codes may indicate battery issues, poor grounds, or connector problems. If the engine cranks but will not start, check for air entering the fuel supply, fuel filter condition, and water separator status after recent maintenance. A battery may show acceptable voltage until the starter is loaded; a load and voltage-drop test is recommended before replacing the starter.
What should be checked when buying a used machine with the S6D95L-1 engine (S/N 26330-UP)?
Verify the exact serial prefix and engine model plate, as the S6D95L-1M data applies to the S6D95L-1 base model per factory documentation. Check for coolant expulsion or high system pressure shortly after a cold start, which indicates deeper engine issues. Inspect the cooling package (radiator, hydraulic oil cooler, charge-air cooler) for packed debris between heat exchangers. Test hydraulic performance cold and hot to identify viscosity-related internal leakage. Confirm the engine speed under load to ensure the engine is not dragging down hydraulic performance. Check for proper torque on head bolts and rocker shafts to prevent leaks. Have your dealer verify the exact serial range specifications and installed attachment package before purchase.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

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