Caterpillar TS180
Maintenance schedule, common problems & OEM parts breakdown
The Caterpillar TS180 is a two-wheel towed scraper, part of the Cat TS-series line introduced in 2009 alongside the TS220 (two-wheel) and the TS185 and TS225 (four-wheel) siblings. It carries no engine, transmission, cooling system, or onboard electronics of its own: bowl, apron, and ejector functions run entirely off the hydraulic system of a separate towing machine, typically a Cat track-type tractor in the D7 to D8 class or a high-horsepower rubber-tracked or wheeled agricultural tractor in roughly the 224 to 373 kW (300 to 500 hp) range. Empty weight runs around 11,748 kg (25,900 lb), with a rated bowl payload near 20,800 kg (45,900 lb) and heaped capacity of about 14.3 to 14.4 m3 (18.8 to 19 cu yd). The TS180 can run as a standalone single unit or coupled nose-to-tail as a lead-and-trailing tandem pair, which is why the model carries two distinct serial prefixes: E1J for the lead unit and E1K for the trailing unit.
Within the TS-series, the split runs by wheel count rather than by model-year generation: the TS180 and TS220 are two-wheel units sharing the smaller bowl size, while the TS185 and TS225 are four-wheel units with walking-beam suspension and a larger bowl, so specs should never cross that wheel-count line. Standard equipment across the line includes dry-disc brakes, radial tires, oil-filled rear hubs sealed with Duo-Cone seals, and a bolt-on hitch platform built so wear concentrates on a replaceable pin and bushing rather than the frame. No documented source ties a direct successor to the TS180, and it remains listed in current Cat production, so it should be treated as an active model rather than a superseded one. In the used and parts market the TS180 shows up on mass-earthmoving and land-forming jobs where a track-type tractor is already on site, and because it shares no engine or drivetrain wear items with its tow tractor, resale condition and parts demand center on hitch, cylinder, hub, and bowl wear rather than powertrain history.
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.
Caterpillar TS180 specifications
Engine
| Onboard engine | None. The TS180 is a passive towed scraper with no engine, transmission, or operator station of its own — it is pulled and hydraulically powered by a separate tractor. |
| Recommended pull tractor - track-type, single scraper | Track-type tractor in the D7 class |
| Recommended pull tractor - track-type, tandem scrapers | Track-type tractor in the D8 class |
| Recommended pull tractor - rubber-tracked ag tractor, single scraper | 224 to 298 kW (300 to 400 hp) |
| Recommended pull tractor - rubber-tracked ag tractor, tandem scrapers | 298 to 373 kW (400 to 500 hp) |
| Recommended pull tractor - rubber-tired ag tractor, single scraper | 224 to 298 kW (300 to 400 hp) |
| Recommended pull tractor - rubber-tired ag tractor, tandem scrapers | 298 to 373 kW (400 to 500 hp) |
Weights
| Empty (shipping) weight | 11 748 kg (25,900 lb) |
| Rated bowl payload | 20 800 kg (45,900 lb) |
| Approx. loaded weight (empty + rated payload) | about 32 548 kg (71,800 lb); varies with material density and configuration |
| Weight distribution, empty - tongue / axle | 28% / 72% |
| Weight distribution, loaded - tongue / axle | 29% / 71% |
| Ground pressure | Not published |
Dimensions
| Overall length, max | 8915 mm (351 in) |
| Overall shipping height | 2362 mm (93 in) |
| Width, outside bowl | 3378 mm (133 in) |
| Width, outside rear tires | 3099 mm (122 in) |
| Width, inside bowl | 3048 mm (120 in) |
| Sidewall height | 1219 mm (48 in) |
| Height, floor to top of ejector | 1930 mm (76 in) |
| Height, ground to cutting edge, max | 657 mm (25.9 in) |
| Bowl floor length | 1295 mm (51 in) |
| Ground clearance, max (under bowl) | 533 mm (21 in) |
| Hitch pin diameter | 89 mm (3.5 in) |
Performance
| Bowl capacity, heaped | 14.3 m3 (18.8 yd3) |
| Bowl capacity, struck | 9.9 m3 (13 yd3) |
| Width of cut, to router bits | 3200 mm (10 ft 6 in) |
| Depth of cut, max | 203 mm (8 in) |
| Depth of spread, max | 610 mm (24 in) |
| Apron opening | 1600 mm (63 in) |
| Front bowl (lift) cylinder, bore x stroke | 127 mm x 508 mm (5 in x 20 in) |
| Apron cylinder, bore x stroke | 102 mm x 813 mm (4 in x 32 in) |
| Ejector cylinder, bore x stroke | 127 mm x 1372 mm (5 in x 54 in) |
| Hitch articulation | ±45° side-to-side oscillation (roll), ±90° turns (yaw), ±27° uphill/downhill movement (pitch); stop block limits turning to 90° |
| Travel speed | Not published independently for the scraper — governed by the towing tractor's own travel speed range |
Service capacities (summary)
| Fuel tank | Not applicable — no onboard engine |
| Engine oil | Not applicable — no onboard engine |
| Cooling system | Not applicable — no onboard engine |
| Hydraulic system | Supplied by the towing tractor's hydraulic circuit, not a separate onboard reservoir. Single-scraper setup needs 2 hydraulic services; a tandem lead-scraper setup needs 4. No separate reservoir capacity is published. |
| Wheel hubs | Oil-filled, sealed with Cat Duo-Cone seals; no service capacity published |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
TS180 fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | Not applicable | The TS180 has no onboard engine. It is a pull-type towed scraper coupled to a separate prime mover (Cat track-type tractor or wheel dozer); engine oil specs belong to the towing unit, not the scraper. |
| Cooling system | Not applicable | No engine or radiator on the scraper itself; not listed in the towed-scraper OMM fluids chart. |
| Fuel tank | Not applicable | No fuel tank on the scraper; fuel is carried and supplied by the towing tractor. |
| Transmission / powertrain | Not applicable | Wheels are free-rolling (not driven); the scraper has no transmission, differential, or final drive of its own. |
| Hydraulic system (bowl, apron, ejector circuits) | Not documented in publicly available sources; verify against the OMM for your serial-number range | The scraper carries no independent hydraulic pump or onboard reservoir documented in available literature. Bowl-lift, apron, and ejector cylinders run on Cat XT-3 ES abrasion-resistant hoses and O-ring face-seal fittings fed from the coupled tractor's hydraulic system when hitched up. Fluid type follows whatever hydraulic oil (e.g. Cat HYDO Advanced or equivalent) the towing tractor's own OMM specifies; there is no separate scraper-side spec published. |
| Wheel hubs (rear axle, oil-filled, sealed) | Not documented in publicly available sources for this exact serial range; verify with your dealer or the OMM | TS180 rides on two rear wheels with oil-filled hubs sealed by Cat Duo-Cone seals. Hub oil follows Cat's standard drive-train/wheel-bearing oil family (Cat TDTO or equivalent multi-viscosity gear oil), with grade selection by ambient temperature per the general Cat fluids guide. Exact fill volume per hub is not confirmed in public documentation. |
| Axles / differentials | Not applicable | No differential; TS180 uses a simple non-driven rear axle with sealed, oil-filled hubs (see wheel hubs row above). |
| Grease (chassis, hitch, bowl linkage, apron, ejector pivots) | Spec only, per standard multi-point service interval | Cat multipurpose (moly-fortified) chassis grease at hitch/drawbar pivot, bowl-lift linkage, apron linkage, ejector guide, and wheel-hub seal areas. No separate winter/summer grease grade distinction documented for this model; use standard Cat MPGM-type grease across climates unless the OMM for your serial prefix states otherwise. |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Caterpillar TS180 maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 50 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
| Every 4,000 h |
|
Servicing the TS180 beyond the schedule
Predictive Maintenance & Fluid Analysis
With no engine on board, predictive work on the TS180 centers on rear-hub gear oil and the hydraulics supplied by the tow tractor. Sample hub oil at scheduled hours for water intrusion and metal particles that signal bearing or Duo-Cone seal wear. Watch apron and ejector cylinder cycle times and rod creep for internal leak-down. Track hydraulic hose and fitting condition for pressure-loss trends, and log hitch pin and bushing clearance over time as an early warning before platform play becomes a structural problem.
Corrective & Common Repairs
Most corrective work on the TS180 is hitch and hydraulic work, not powertrain work. Common repairs include replacing worn hitch pins and bushings once platform play develops, re-sealing apron and ejector cylinders that weep at the rod, swapping cutting-edge segments and bowl wear plates, and resolving Duo-Cone seal weeping at the rear hubs. Damaged supply hoses at the tow-tractor coupling are a frequent field fix, since they flex constantly during hookup, top-loading, and cylinder cycling.
Overhaul & Rebuild Points
Major rebuild points on the TS180 are structural and hydraulic rather than mechanical. Budget for hitch pin and bushing replacement, full apron and ejector cylinder reseal or rebore, wheel hub bearing and Duo-Cone seal renewal, and bowl base-edge and side-wall wear-plate replacement as the recurring big-ticket items. Inspect the push-block, truss, and hitch yoke welds closely at rebuild, since these carry all towing and push-loading stress the scraper sees over its life.
Seasonal & Environment Servicing
Cold-weather prep means switching rear-hub gear oil and grease points to a lower-viscosity grade rated for ambient lows, since the scraper generates no engine heat of its own. In abrasive or wet ground, check Duo-Cone seals and cutting-edge fasteners more often, since packed fines around the hub accelerate seal wear. Before storage, retract and protect cylinder rods, disconnect and cap hydraulic couplings, and chock the wheels, since the towed unit has no independent park brake apart from the tow tractor.
TS180 attachments & work tools
Machine type and coupling concept
The TS180 is a two-wheel towed scraper, not a self-propelled tractor-scraper. It has no engine of its own; it is pulled by a separate Cat track-type tractor or a Challenger wheel tractor, so its "attachments" are really its bowl work-tool components and its hitch interface to the pulling machine.
Bowl and cutting-edge system
Center-lift bowl design places the lift cylinders between the tongue and spreader tube, eliminating external draft arms and saving weight. Cutting width runs about 3200 mm (10.5 ft) with reversible cutting edges for extended wear life; heaped capacity is roughly 14.3 to 14.4 m3 (18.8 to 19 yd3), struck about 9.9 m3 (13 yd3).
Ejector and apron assembly
The ejector is a single-plate, high-strength abrasion-resistant steel panel that extends past the front of the floor to reduce carryback. It rides on steel rollers over a wear strip, with ultra-high-molecular-weight plastic guides keeping alignment and cutting metal-to-metal wear.
Hitch and drawbar coupling
A bolt-on hitch platform sits between the pulling machine and the scraper tongue, using a large hitch pin (about 89 mm/3.5 in per the standard TS180 catalog spec, with pin size varying by series/capacity class) secured by multiple bolts to resist wear. The platform allows roughly plus or minus 45 degrees of roll, 90 degrees of yaw, and 27 degrees of pitch, with an integrated stop block limiting turns to about 90 degrees.
Tandem lead/trailing configuration
TS180 units can be run singly or coupled in tandem as a lead-and-trailing pair for push-pull loading. The lead unit uses a countersunk hitch to permit independent push loading, and trailing units carry a bowl depth indicator for the operator.
Pulling-tractor power class
A single TS180 is sized for a D7-class Cat track-type tractor or roughly 300 to 400 hp equivalent pulling machine. A tandem pair steps up to a D8-class track-type tractor or roughly 400 to 500 hp equivalent, reflecting the added draft load.
Tires and wheel hubs
Standard fitment is two 29.5R25 radial tires on five-piece rims with oil-filled hubs. An alternate 875/65R29 radial tire size and a spare rim are offered as options for jobsite or ground-condition preference.
Brakes
Hydraulic dry-disc brakes are standard equipment on the TS180, actuated through the towed hydraulic/brake circuit shared with the pulling tractor.
Hydraulic hose and fitting arrangement
Rear hydraulic and brake circuits route as steel lines built into the bowl walls, keeping no hydraulic lines exposed inside the bowl itself; flexible runs use abrasion-resistant Cat XT-3 ES hose with O-ring-face-seal fittings to cut leak points. Quick-connect fittings and a hydraulic hose tower kit (for routing lines cleanly to a lead unit in tandem service) are available as factory options.
Challenger-specific guarding option
For rubber-tracked Challenger MT800-series pulling tractors, a rubber track guide option is offered to protect the tractor's tracks from contact with the scraper tongue and bowl during tight turns.
All TS180 assemblies by section
Every catalogued assembly group for the Caterpillar TS180. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Braking System
336-7156 Brake Gp-Hyd Caliper Service -Trailing
| 15***36 | Brake Group-Service | 2 |
| 33***78 | Guard | 2 |
| 33***79 | Guard | 2 |
334-2730 Brake Gp-Hyd Caliper Service -Lead
| 15***36 | Brake Group-Service | 4 |
| 33***78 | Guard | 2 |
| 33***79 | Guard | 2 |
157-8236 Brake Gp-Service
| 14***46 | Kit-Seal | 1 |
| 14***48 | Cover | 1 |
| 14***58 | Seal | 3 |
334-2727 Lines Gp-Brake -Trailing
| 14***27 | Connector Group | 2 |
| 14***66 | Elbow Group | 2 |
| 14***78 | Elbow, 90°,-6 Orb /-6 Orfs; (90°) (-6 Orbx-6orfs) | 2 |
334-2721 Lines Gp-Brake -Lead
| 11***70 | Hose As | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 2 |
| 14***66 | Elbow Group | 2 |
Frame And Body
320-4697 Hitch Gp
| 10***64 | Bearing | 3 |
| 1A***63 | Bolt, Hex, Hd., 3/4"-10 N.C. X 2 1/2" | 6 |
| 2J***37 | Pin | 1 |
341-3271 Hitch Gp-Towing
| 32***32 | Drawbar As | 1 |
| 32***58 | Plate As | 1 |
| 32***92 | Pin | 1 |
320-4690 Hitch Gp-Towing -Lead
| 03***82 | Bolt-12 Point Head; (5/8-11x2.5-In) | 8 |
| 18***00 | Canister-Storage | 1 |
| 32***61 | Block | 1 |
330-8529 Hitch Gp-Towing -Trailing
| 03***82 | Bolt-12 Point Head; (5/8-11x2.5-In) | 8 |
| 18***00 | Canister-Storage | 1 |
| 32***61 | Block | 1 |
334-2716 Lines Gp-Lubrication
| 16***97 | Connector As | 4 |
| 33***16 | Lines Group-Lubrication | 1 |
| 33***46 | Hose As | 2 |
353-5366 Support Gp-Lines
| 32***17 | Mount As | 1 |
| 33***74 | Arm As | 1 |
| 35***66 | Support Group-Lines | 1 |
345-0461 Support Gp-Lines
| 34***77 | Mount As | 1 |
| 34***87 | Washer-Thrust | 1 |
| 34***61 | Support Group-Lines | 1 |
341-3288 Support Gp-Lines
| 34***77 | Mount As | 1 |
| 34***78 | Arm As | 1 |
| 34***87 | Washer-Thrust | 1 |
Hydraulic System
320-4561 Control Ar-Hydraulic -Trailing
| 32***61 | Control Ar-Hydraulic; -Trailing | 1 |
| 33***13 | Cylinder Group-Ejector | 1 |
| 33***14 | Cylinder Group-Bowl | 1 |
320-4555 Control Ar-Hydraulic -Lead
| 32***55 | Control Ar-Hydraulic; -Lead | 1 |
| 33***93 | Manifold Group-Hydraulic; -Lh, Lead | 1 |
| 33***94 | Manifold Group-Hydraulic; -Rh, Lead | 1 |
334-2715 Cylinder Gp-Apron
| 2H***06 | Setscrew-Socket; (1/2-13x1-In) | 2 |
| 32***27 | Plate | 6 |
| 32***95 | Pin | 2 |
334-2714 Cylinder Gp-Bowl
| 32***27 | Plate | 4 |
| 32***98 | Pin | 4 |
| 33***38 | Washer; (60.33x101.6x4.76-mm Thk) | 8 |
334-2713 Cylinder Gp-Ejector
| 32***27 | Plate | 4 |
| 32***93 | Pin | 1 |
| 32***94 | Pin | 1 |
338-5213 Fitting Gp-Quick Disconnect -Lead
| 23***83 | Connector | 1 |
| 23***84 | Connector As | 4 |
| 33***96 | Coupler-Quick | 1 |
338-5016 Fitting Gp-Quick Disconnect -Lead
| 14***27 | Connector Group | 8 |
| 15***71 | Cap-Dust | 8 |
| 33***44 | Coupler | 8 |
338-5022 Fitting Gp-Quick Disconnect -Lead
| 14***27 | Connector Group | 8 |
| 15***27 | Cap-Dust | 8 |
| 15***90 | Fitting As | 8 |
338-5683 Fitting Gp-Quick Disconnect -Lead
| 33***97 | Connector-Quick | 8 |
| 33***98 | Cap-Dust | 8 |
| 33***83 | Fitting Group-Quick Disconnect; -Lead | 1 |
338-5211 Fitting Gp-Quick Disconnect -Lead
| 14***27 | Connector Group | 8 |
| 33***95 | Connector-Quick | 8 |
| 33***98 | Coupler-Quick | 1 |
338-5212 Fitting Gp-Quick Disconnect -Trailing
| 14***27 | Connector Group | 4 |
| 33***95 | Connector-Quick | 4 |
| 33***98 | Coupler-Quick | 1 |
338-5018 Fitting Gp-Quick Disconnect -Lead
| 23***83 | Connector | 1 |
| 23***84 | Connector As | 4 |
| 33***97 | Coupler-Quick | 4 |
338-5684 Fitting Gp-Quick Disconnect -Trailing
| 33***97 | Connector-Quick | 4 |
| 33***98 | Cap-Dust | 4 |
| 33***84 | Fitting Group-Quick Disconnect; -Trailing | 1 |
338-5024 Fitting Gp-Quick Disconnect -Lead
| 15***28 | Plug-Dust | 4 |
| 23***83 | Connector | 1 |
| 23***84 | Connector As | 4 |
338-5023 Fitting Gp-Quick Disconnect -Trailing
| 14***27 | Connector Group | 4 |
| 15***27 | Cap-Dust | 4 |
| 15***90 | Fitting As | 4 |
338-5017 Fitting Gp-Quick Disconnect -Trailing
| 14***22 | Adapter; (-10orb/-12orfs) | 4 |
| 15***98 | Fitting As | 4 |
| 15***71 | Cap-Dust | 4 |
334-2718 Lines Gp-Apron
| 13***38 | Connector | 1 |
| 14***15 | Connector As | 4 |
| 14***60 | Elbow Group | 2 |
334-2717 Lines Gp-Ejector
| 14***41 | Hose As-Orfs | 1 |
| 14***27 | Connector Group | 3 |
| 14***47 | Elbow; (-12 Orb/Orfs) | 3 |
334-2725 Lines Gp-Hydraulic -Trailing
| 33***25 | Lines Group-Hydraulic; -Trailing | 1 |
| 34***58 | Plate | 1 |
| 34***63 | Clevis | 2 |
334-2720 Lines Gp-Hydraulic -Bowl Cylinder
| 14***15 | Connector As | 4 |
| 14***22 | Adapter; (-10orb/-12orfs) | 2 |
| 15***37 | Elbow As | 2 |
334-2719 Lines Gp-Hydraulic -Lead
| 33***19 | Lines Group-Hydraulic; -Lead | 1 |
| 34***58 | Plate | 1 |
| 34***63 | Clevis | 2 |
334-2722 Lines Gp-Rear Attachment -Lead
| 12***91 | Hose As | 2 |
| 14***47 | Elbow; (-12 Orb/Orfs) | 6 |
| 14***76 | Elbow As | 2 |
337-8009 Manifold Gp-Hydraulic -Trailing
| 33***54 | Manifold As | 1 |
| 33***09 | Manifold Group-Hydraulic; -Trailing | 1 |
| 4M***25 | B. 5/16 N.C. X 1" | 2 |
330-8494 Manifold Gp-Hydraulic -Rh, Lead
| 16***19 | Plug As | 1 |
| 2M***80 | Seal--To Connector Pump Outlet | 1 |
| 33***94 | Manifold Group-Hydraulic; -Rh, Lead | 1 |
330-8493 Manifold Gp-Hydraulic -Lh, Lead
| 33***87 | Manifold As | 1 |
| 33***93 | Manifold Group-Hydraulic; -Lh, Lead | 1 |
| 4M***25 | B. 5/16 N.C. X 1" | 2 |
Implements
320-4472 Apron Gp
| 32***72 | Apron Group | 1 |
| 32***79 | Apron As | 1 |
| 34***59 | Trunnion | 2 |
330-8519 Bowl Gp-Scraper -Trailing
| 32***93 | Plate | 2 |
| 32***95 | Plate | 1 |
| 32***24 | Plate | 2 |
320-4355 Bowl Gp-Scraper -Lead
| 32***93 | Plate | 2 |
| 32***95 | Plate | 1 |
| 32***55 | Bowl Group-Scraper; -Lead | 1 |
331-2724 Ejector Gp
| 32***85 | Plate | 4 |
| 32***86 | Plate | 2 |
| 32***63 | Ejector As | 1 |
334-2732 Roller & Mtg Gp-Ejctr Carrier
| 32***94 | Roller Group-Ejector Carrier | 2 |
| 33***32 | Roller & Mtg Group-Ejctr Carrier | 1 |
| 6V***82 | Nut-Full (3/4-10 Thd) | 2 |
320-4394 Roller Gp-Ejector Carrier
| 19***12 | Seal-O-Ring | 1 |
| 22***76 | Housing-Bearing | 1 |
| 22***78 | Wheel | 1 |
Machine Arrangement
320-3673 General Ar-Towed Scraper -Lead
| 32***73 | General Ar-Towed Scraper; -Lead | 1 |
| 32***75 | Scraper Ar; -Lead | 1 |
| 32***54 | Wheel & Brake Ar; -Lead | 1 |
320-3868 General Ar-Towed Scraper -Trailing
| 32***68 | General Ar-Towed Scraper; -Trailing | 1 |
| 32***76 | Scraper Ar; -Trailing | 1 |
| 32***61 | Control Ar-Hydraulic; -Trailing | 1 |
320-3875 Scraper Ar -Lead
| 32***75 | Scraper Ar; -Lead | 1 |
| 32***55 | Bowl Group-Scraper; -Lead | 1 |
| 32***90 | Hitch Group-Towing; -Lead | 1 |
320-3876 Scraper Ar -Trailing
| 32***76 | Scraper Ar; -Trailing | 1 |
| 33***19 | Bowl Group-Scraper; -Trailing | 1 |
| 33***29 | Hitch Group-Towing; -Trailing | 1 |
Power Train
338-1027 Rim Gp-Demountable
| 2D***44 | Seal-O-Ring | 1 |
| 2D***07 | Stud | 1 |
| 2D***08 | Grommmet | 1 |
328-7592 Rim Gp-Demountable
| 32***91 | Rim As | 1 |
| 32***92 | Rim Group-Demountable | 1 |
| 5K***65 | Flange | 2 |
328-7594 Rim Gp-Demountable
| 32***93 | Rim As | 1 |
| 32***94 | Rim Group-Demountable | 1 |
| 3D***52 | Ring-Lock | 1 |
340-6277 Rim Gp-Demountable
| 2D***43 | Seal-O-Ring | 1 |
| 2D***07 | Stud | 1 |
| 2D***08 | Grommmet | 1 |
346-6434 Tire & Rim Ar
| 34***77 | Rim Group-Demountable | 2 |
| 34***14 | Mounting Group-Rim | 2 |
| 34***80 | Tire; (29.5-R25) | 2 |
340-8917 Tire & Rim Ar
| 22***69 | Tire; (29.5-R29) | 2 |
| 33***27 | Rim Group-Demountable | 2 |
| 34***17 | Tire & Rim Ar | 1 |
340-6278 Tire & Rim Ar
| 14***48 | Tire; (29.5-R25) | 2 |
| 34***77 | Rim Group-Demountable | 2 |
| 34***78 | Tire & Rim Ar | 1 |
320-4554 Wheel & Brake Ar -Lead
| 32***54 | Wheel & Brake Ar; -Lead | 1 |
| 33***29 | Wheel Group | 2 |
| 33***30 | Brake Group-Hydraulic Caliper Service; -Lead | 1 |
336-7155 Wheel & Brake Ar -Trailing
| 33***55 | Wheel & Brake Ar; -Trailing | 1 |
| 33***56 | Brake Group-Hydraulic Caliper Service; -Trailing | 1 |
| 33***04 | Wheel Group | 2 |
338-1029 Wheel & Tire Ar
| 33***25 | Tire; (875/65-R29) | 2 |
| 33***27 | Rim Group-Demountable | 2 |
| 33***29 | Wheel & Tire Ar | 1 |
337-7204 Wheel Gp
| 14***09 | Plug As-Sto | 1 |
| 18***75 | Bolt-Socket Head; (3/4-10 Thd) | 16 |
| 26***77 | Stud-Wheel | 24 |
334-2729 Wheel Gp
| 0S***30 | Pin (Part Of 2s***65 Assem.) | 1 |
| 14***09 | Plug As-Sto | 1 |
| 16***19 | Plug As | 1 |
Service Equipment And Supplies
335-1804 Film Gp
| 33***92 | Film-Identification; (Caterpillar) | 1 |
| 33***93 | Film-Identification; (Cat) | 1 |
| 33***95 | Film-Identification; (Cat Ts180, Lh) | 1 |
331-5252 Plate & Film Gp -Lead
| 19***86 | Film; (Safety) (To Right And Left Of Fuel Tank) | 2 |
| 19***74 | Film-Stripe; (Yellow, Reflective)(Fender) | 6 |
| 22***05 | Film; (Warning) (Universal) (On Lh Post Inside Cab) | 1 |
320-3860 Plate & Film Gp -Lead
| 19***86 | Film; (Safety) (To Right And Left Of Fuel Tank) | 2 |
| 19***74 | Film-Stripe; (Yellow, Reflective)(Fender) | 6 |
| 22***54 | Film-Warning; (Universal, Read Omm, Intl) | 1 |
320-3861 Plate & Film Gp -Trailing
| 19***86 | Film; (Safety) (To Right And Left Of Fuel Tank) | 2 |
| 19***74 | Film-Stripe; (Yellow, Reflective)(Fender) | 6 |
| 22***54 | Film-Warning; (Universal, Read Omm, Intl) | 1 |
331-5253 Plate & Film Gp -Trailing
| 19***86 | Film; (Safety) (To Right And Left Of Fuel Tank) | 2 |
| 19***74 | Film-Stripe; (Yellow, Reflective)(Fender) | 6 |
| 22***05 | Film; (Warning) (Universal) (On Lh Post Inside Cab) | 1 |
Work Tools
320-4432 Edge Gp-Bit & Cutting
| 1J***07 | Bolt 6.99cm (2.75 In.) Long | 26 |
| 2J***07 | Nut-Full; (1-8 X38.1 Thd) | 26 |
| 32***32 | Edge Group-Bit & Cutting | 1 |
TS180 serial number reference
The PIN plate is a riveted metal tag on the scraper's main frame near the hitch/A-frame, forward left side of the unit since the TS180 has no cab. Read the first 3 characters as the prefix (identifies model and lead vs trailing unit), followed by the sequential unit number. There is no engine serial number because the TS180 is a towed implement with no engine of its own.
| Prefix | Identifies | Notes |
|---|---|---|
| E1J | TS180 lead unit | Serial prefix for the lead scraper unit, used when the TS180 runs alone or as the front bowl of a tandem lead/trailing pair. Two-wheel towed scraper with no engine or transmission of its own; pulled by a Cat track-type tractor or a Challenger-type special-application ag tractor. Introduced around 2009. Heaped capacity about 14.3 to 14.4 m3 (18.8 to 19 yd3). Lead unit has a countersunk hitch that allows push-loading when working alone. |
| E1K | TS180 trailing unit | Serial prefix for the trailing (rear) scraper unit, used when two TS180 bowls are coupled in a tandem lead/trailing train behind one tractor. Same chassis and capacity as the lead unit; carries a heavy-duty truss and push block at the rear for intermittent push loading. Differs from the lead unit only by hookup position. |
Frequently asked questions
What engine does the Caterpillar TS180 use?
None. The TS180 is a towed, pull-type scraper with no engine, transmission, or cooling system of its own. Its bowl, apron, and ejector hydraulics draw power from the towing tractor's hydraulic system, typically a Cat track-type tractor or a high-horsepower agricultural tractor in roughly the 224 to 373 kW (300 to 500 hp) class.
What is the operating weight of the Caterpillar TS180?
Empty weight is about 11,748 kg (25,900 lb). Loaded to its rated bowl payload of roughly 20,800 kg (45,900 lb), combined weight runs close to 32,500 kg (71,700 lb), though actual loaded weight varies with material density and whether the unit runs single or as part of a tandem pair.
What replaced the Caterpillar TS180?
No documented successor exists. The TS180 remains part of Cat's current TS-series lineup alongside the TS185, TS220, and TS225 towed scrapers, differentiated mainly by wheel count and bowl size rather than by generational replacement.
What TS180 owners discuss
Does the TS180 have its own engine or electronics to worry about?
What wears on the hitch and drawbar over time?
How does the bowl and cutting edge hold up, and what's the wear pattern?
What should I know about the apron and ejector hydraulics?
What are the common wheel hub and tire issues?
How does running the TS180 in tandem work, and does it matter which position a used unit was set up for?
What should I check when buying a used TS180?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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