Caterpillarwork toolwheel saw

Caterpillar SW60

Maintenance schedule, common problems & OEM parts breakdown

The Cat SW60 is a hydraulically driven wheel saw, a trenching and cutting attachment for skid steer loaders and compact track loaders rather than a self-propelled machine. It carries no engine, ECM, or fuel/cooling system of its own; the host carrier's auxiliary hydraulics power a direct piston-motor wheel drive. It cuts to a maximum depth of 600 mm (24 in) and is offered with 160 mm (6 in) or 200 mm (8 in) wheel widths, with hydraulic side-shift (about 650 mm/25.5 in of travel) and depth control run from the carrier cab. Standard equipment includes a hydraulic trench cleaner and wide deflector plates, with concrete bits fitted from the factory and optional all-purpose conical bits for asphalt work. The SW60 is documented alongside its smaller sibling, the SW45, under a shared Cat operation and maintenance manual and serial prefix, marking them as a matched pair within Cat's wheel-saw attachment lineup.

As a passive carrier-mounted tool, the SW60 does not carry its own model-year powertrain changes; wear and running gear differences track the wheel and drive-motor combination fitted rather than an engine generation. Its practical relevance in the used and parts market comes from being paired with older skid-steer and CTL fleets still running high-flow or high-flow XPS auxiliary circuits, where operators need a compact utility trenching tool that does not tie up a dedicated saw carrier. Cat's current wheel-saw lineup has since shifted toward larger excavator-mounted models with different quick-coupler mounts, so SW60 units in the field are supported mainly through wear-item and hydraulic-component parts rather than factory-new sales, making bits, drive motors, hoses, and coupler wear plates the parts most in demand for keeping existing units cutting.

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 SW60 specifications

Engine

Power source	No onboard engine. The SW60 is a passive, hydraulically driven wheel saw work tool - the cutting wheel is turned by a direct-drive hydraulic piston motor fed from the carrier machine's hydraulic system.
Required hydraulic flow	100 to 160 L/min (26 to 42 gpm), depending on wheel width fitted
Displacement / cylinders	Not applicable - no engine on the work tool itself
Emissions tier	Not applicable - no engine on the work tool itself

Weights

Operating weight	Not documented for this legacy SW60 generation - confirm with a Cat dealer for the exact configuration
Shipping weight	Not documented for this legacy SW60 generation - confirm with a Cat dealer
Ground pressure	Not applicable - work tool has no ground contact/undercarriage of its own

Dimensions

Transport length/width/height	Not documented for this exact legacy model in available literature - verify with dealer
Side-shift travel	Hydraulic side-shift positions the wheel up to about 650 mm (25.6 in) from center per dealer listing; treat as approximate pending direct factory confirmation
Wheel width configurations	160 mm (6 in) and 200 mm (8 in)

Performance

Maximum cutting (trench) depth	600 mm (24 in)
Trench cleaning device	Standard hydraulically operated trench cleaner, controlled from the cab, on both wheel-width configurations
Deflector plates	Standard deflector plates clear spoil from the cutting path; discharge can be directed left, right, or both sides
Bit type	Standard concrete bits; optional all-purpose conical bits available for asphalt/tarmac work
Side shift / depth control	Hydraulic side-shift and depth control operated from the operator's compartment
Travel speed / gradeability	Not applicable - this is a carried work tool, not a self-propelled machine; travel performance is governed by the host skid steer, compact track loader, or wheel loader

Service capacities (summary)

Fuel tank	Not applicable - work tool has no engine or fuel tank of its own
Hydraulic system	No dedicated reservoir; runs off the carrier machine's auxiliary hydraulic circuit within the stated 100-160 L/min (26-42 gpm) flow window
Engine oil	Not applicable - no engine
Cooling system	Not applicable - no engine; cooling is handled by the carrier machine's hydraulic cooling circuit

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

SW60 fluids & capacities

System	Capacity	Recommended fluid
Hydraulic system (wheel saw circuit)	No dedicated reservoir on the work tool — the SW60 has no onboard pump or tank. It runs off the carrier machine's auxiliary hydraulic circuit through quick-disconnect couplers, so the relevant capacity is the host carrier's hydraulic tank, not the attachment itself.	Match the fluid already in the carrier machine's hydraulic system. For a Cat carrier that means Cat HYDO Advanced 10 or Cat TDTO/HYDO per the host machine's own O&M manual; the wheel saw itself has no separate fluid spec.
Engine crankcase (with filter)	Not applicable — the SW60 is an unpowered work tool with no engine of its own.	Not applicable. Engine oil spec follows the carrier machine, not this attachment.
Cooling system	Not applicable — no engine, radiator, or coolant circuit on the work tool.	Not applicable.
Fuel tank	Not applicable — no fuel system on the work tool.	Not applicable.
Transmission / powertrain compartment	Not applicable — the drum is driven directly by a hydraulic motor through an internal drive housing; Cat's published literature for this work tool does not break out a separate serviceable gearbox fill with its own capacity.	Not documented publicly for this work tool; internal drive-housing seals and bearings are sealed/greased at the pivot and bearing points rather than oil-filled to a dipstick spec.
Final drives	Not applicable — no final drives on this work tool.	Not applicable.
Axles / differentials	Not applicable — no axles on this work tool.	Not applicable.
Grease (pivot pins, drum bearings, guide rollers)	Spec only — no fill volume given; lubricate at each grease fitting until fresh grease is visible at the joint, per the general Cat work-tool lubrication schedule (roughly every 10 hours or weekly under normal use).	Cat Multipurpose Grease (NLGI 2 lithium-complex type), the standard Cat recommendation for work-tool pivot points, pins, bushings and roller bearings. No cold-weather/hot-weather viscosity split is published specifically for this attachment; if ambient extremes are a factor, follow the carrier machine's grease viscosity guidance in its own O&M manual.

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

Caterpillar SW60 maintenance schedule

Service interval	Tasks
Every 10 h	Inspect wheel and bits for chipped, missing, or badly worn carbide before start-up. Check hydraulic hoses, fittings, and quick-couplers on the tool and carrier for leaks or abrasion. Confirm side-shift and depth-control functions respond cleanly from the cab before cutting. Clear packed spoil from the trench cleaner and deflector plates. Check drive-motor case for weeping seals or fresh oil residue.
Every 50 h	Grease all frame pivot points and the side-shift slide bars. Re-torque wheel/bit mounting hardware after initial break-in wear. Inspect coupler wear plates and pins for play against the carrier mount. Clean cutting debris from the wheel guard and trench cleaner mechanism. Check depth-control and side-shift cylinders for external leakage.
Every 250 h	Inspect the drive motor mount and coupling for looseness or wear. Check all hydraulic hoses for cracking, bulging, or chafing and replace as needed. Verify coupler locking mechanism engages and latches fully. Inspect deflector plate and trench-cleaner wear components; replace if thinned. Check wheel hub and bearing area for excess play or heat discoloration.
Every 500 h	Inspect the piston drive motor for internal leakage by checking case-drain flow. Check frame and wheel guard welds for cracking from cutting shock loads. Replace worn side-shift slide bar wear strips. Verify carrier auxiliary hydraulic flow and relief pressure against the tool's rated range. Inspect bit-holder pockets on the wheel for wear beyond the reject limit.
Every 1,000 h	Remove and inspect the drive motor for internal wear; rebuild or replace if flow/pressure has degraded. Inspect wheel structure fully for fatigue cracking and reject if found. Replace all hydraulic hoses on the tool as a set regardless of visual condition. Inspect and re-shim or renew coupler wear plates and pivot bushings. Check side-shift and depth-control cylinder seals; reseal if drift is noted.
Every 2,000 h	Overhaul or exchange the drive motor and reseal the frame slide assembly. Inspect main frame, wheel guard, and coupler structure for fatigue; repair or replace as required. Renew all wear plates, pivot pins, and bushings throughout the tool. Pressure-test the hydraulic circuit end to end and correct any relief or flow deviation.

Servicing the SW60 beyond the schedule

Predictive Maintenance & Fluid Analysis

The SW60 has no engine oil or coolant to sample, so condition monitoring centers on the carrier's hydraulic system and the tool's own drive motor. Pull periodic hydraulic fluid samples from the carrier reservoir to catch contamination introduced through the auxiliary circuit and quick-couplers. Track drive-motor case-drain flow over time; a rising trend flags internal wear before it causes a stall under load. Watch cutting performance and cycle time as an early indicator of bit wear or motor degradation.

Corrective & Common Repairs

Most SW60 repairs trace to the wheel and drive line: worn or chipped bits, a leaking piston motor seal, or a scored side-shift slide bar. Replace bits in sets to keep cutting balanced across the wheel rather than swapping single positions. Reseal or exchange the drive motor at the first sign of case-drain leakage rather than running it to failure, since a seized motor can shock-load the frame. Chafed hoses and worn quick-couplers are the next most common fix, especially on units cycled across multiple carriers.

Overhaul & Rebuild Points

A full rebuild on the SW60 centers on the drive motor, frame, and coupler, since there is no engine or transmission to overhaul. Pull and inspect the piston motor internally once flow or pressure falls off, and renew the shaft seal and bearings as a set. Check the wheel guard and main frame for fatigue cracking from repeated cutting shock, and renew side-shift slide bar wear strips and coupler wear plates together so clearances stay matched across the tool.

Seasonal & Environment Servicing

Cold-weather starts stress the carrier's hydraulic oil more than the SW60 itself; let the carrier warm its auxiliary circuit before engaging the wheel in freezing conditions to avoid shock-loading the drive motor. In abrasive or wet trenching, clear the trench cleaner and deflector plates more often to stop packed spoil from binding the wheel. Switch to the optional conical bits for asphalt or mixed-surface work, and rinse cutting slurry from pivot points and slide bars at the end of each shift before it dries and abrades the seals.

SW60 attachments & work tools

Product family placement

SW60 is a Wheel Saw, part of Cat's skid-steer-loader and compact-track-loader saw line alongside the smaller SW45. It is a separate, smaller-class product from the excavator-mount wheel saw family (SW345B, SW360B, SW460B, SW480), which use S-type couplers and a different weight class. Do not borrow specs across the two families.

Cutting capacity

SW60 cuts to a maximum depth of about 600 mm (24 in). Cutting wheel width options for this model are 160 mm (6 in) and 200 mm (8 in), swapped depending on job (utility trenching vs wider asphalt/road-joint cuts). The related SW45 tops out around 450 mm (18 in) depth with 80/160/200 mm (3/6/8 in) wheel options — do not apply SW45 depth to SW60.

Drive arrangement

The cutting wheel is turned by a direct hydraulic piston-pump motor rather than a mechanical or chain drive, giving consistent wheel torque and cutting rate that scales with carrier hydraulic output.

Mounting / coupler system

SW60 mounts to the carrier through the standard universal skid-steer quick-attach frame, with auxiliary hydraulic quick couplers supplying the wheel motor. It is not an excavator pin-on or S-type-coupler tool.

Hydraulic requirement

SW60 needs a high-flow, or high-flow XPS, auxiliary circuit on the carrier — reported flow range is roughly 100 to 160 L/min (about 24 to 42 gpm), varying with carrier model and whether standard high-flow or XPS (higher-pressure) circuitry is fitted. Standard-flow-only skid steers are not adequate for this tool.

Cab controls and configuration options

Depth control and side-shift are hydraulic and operated from the cab, letting the operator adjust cut depth on the fly without leaving the seat. Interchangeable cutting wheels of different widths are the main factory configuration choice for this model; verify current wheel-width offerings with your dealer since lineup options vary by region and update cycle.

All SW60 assemblies by section

Every catalogued assembly group for the Caterpillar SW60. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Frame And Body

219-5464 Deflector Gp-Debris

12***80	Locknut; (M12x1.75-Thd)	6
21***59	Plate As; (Deflector)(Rh)	1
21***60	Plate; (Rh)	1
21***61	Plate; (Lh)	1

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230-7025 Deflector Gp-Debris

12***80	Locknut; (M12x1.75-Thd)	6
21***65	Plate As; (Rh)	1
21***66	Plate As; (Lh)	1
21***67	Plate As; (Rh)	1

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227-8125 Frame Ar-Wheel Saw

22***17	Frame Group-Wheel Saw; -Rear	1
22***24	Frame Group-Wheel Saw; -Center	1
22***25	Frame Ar-Wheel Saw	1
22***62	Frame Group-Wheel Saw; -Front	1

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227-7316 Frame Ar-Wheel Saw

22***16	Frame Ar-Wheel Saw	1
22***17	Frame Group-Wheel Saw; -Rear	1
22***19	Frame Group-Wheel Saw; -Center	1
22***37	Frame Group-Wheel Saw; -Front	1

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219-5453 Frame Ar-Wheel Saw

21***53	Frame Ar-Wheel Saw	1
21***54	Frame Group-Wheel Saw; -Center	1
22***17	Frame Group-Wheel Saw; -Rear	1
22***37	Frame Group-Wheel Saw; -Front	1

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230-7027 Frame Ar-Wheel Saw

22***17	Frame Group-Wheel Saw; -Rear	1
22***62	Frame Group-Wheel Saw; -Front	1
23***27	Frame Ar-Wheel Saw	1
23***28	Frame Group-Wheel Saw; -Center	1

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228-9494 Frame Ar-Wheel Saw

22***17	Frame Group-Wheel Saw; -Rear	1
22***37	Frame Group-Wheel Saw; -Front	1
22***93	Frame Group-Wheel Saw; -Center	1
22***94	Frame Ar-Wheel Saw	1

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227-8155 Frame Gp-Drum & Drive

12***80	Locknut; (M12x1.75-Thd)	6
22***43	Cover	1
22***26	Guide; (Roller)	2
22***27	Pin-Pivot	2

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219-5456 Frame Gp-Drum & Drive

12***80	Locknut; (M12x1.75-Thd)	6
21***56	Frame Group-Drum & Drive	1
21***57	Plate As; (Trench)	1
22***43	Cover	1

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230-7029 Frame Gp-Drum & Drive

12***80	Locknut; (M12x1.75-Thd)	6
22***43	Cover	1
22***26	Guide; (Roller)	2
22***27	Pin-Pivot	2

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227-7324 Frame Gp-Drum & Drive

12***80	Locknut; (M12x1.75-Thd)	6
22***43	Cover	1
22***24	Frame Group-Drum & Drive	1
22***25	Frame As; (Center)	1

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227-8162 Frame Gp-Wheel Saw -Front

21***68	Plate As; (Rh-Deflector)	1
22***48	Handle	1
22***52	Plate-Spacer	2
22***55	Plate-Guide	2

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227-7319 Frame Gp-Wheel Saw -Center

06***32	Ring-Retaining; (Internal)	1
09***28	Ring-Retaining; (External)	1
1H***27	Seal 10.1 cm(3.984 In.) I.D.	1
22***19	Frame Group-Wheel Saw; -Center	1

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230-7028 Frame Gp-Wheel Saw -Center

06***32	Ring-Retaining; (Internal)	1
09***28	Ring-Retaining; (External)	1
1H***27	Seal 10.1 cm(3.984 In.) I.D.	1
22***21	Spacer-Bearing; (61x70x6-mm Thk)	1

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227-8124 Frame Gp-Wheel Saw -Center

06***32	Ring-Retaining; (Internal)	1
09***28	Ring-Retaining; (External)	1
1H***27	Seal 10.1 cm(3.984 In.) I.D.	1
22***21	Spacer-Bearing; (61x70x6-mm Thk)	1

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228-6837 Frame Gp-Wheel Saw -Front

22***46	Plate; (Cover)(Cylinder)	1
22***47	Plate-Cover; (Trench Cleaner)	1
22***48	Handle	1
22***49	Plate As; (Front)	1

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228-9493 Frame Gp-Wheel Saw -Center

06***32	Ring-Retaining; (Internal)	1
09***28	Ring-Retaining; (External)	1
12***80	Locknut; (M12x1.75-Thd)	6
1H***27	Seal 10.1 cm(3.984 In.) I.D.	1

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219-5454 Frame Gp-Wheel Saw -Center

06***32	Ring-Retaining; (Internal)	1
09***28	Ring-Retaining; (External)	1
1H***27	Seal 10.1 cm(3.984 In.) I.D.	1
21***49	Drum Group-Wheel Saw	1

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227-7317 Frame Gp-Wheel Saw -Rear

21***90	Frame As	1
21***92	Pin	2
22***70	Plate-Guide	4
22***71	Plate-Clamp	2

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Hydraulic System

227-8173 Cylinder & Mtg Gp-Wheel Saw -Depth

21***91	Locknut	2
22***73	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***74	Cylinder Group-Hydraulic; -Depth	2

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227-8175 Cylinder & Mtg Gp-Wheel Saw -Trench Cleaner

21***91	Locknut	1
22***33	Guide	1
22***75	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1
22***76	Cylinder Group-Hydraulic; -Trencher Cleaner	1

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227-7366 Cylinder & Mtg Gp-Wheel Saw -Depth

21***91	Locknut	2
22***66	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***67	Cylinder Group-Hydraulic; -Depth	2

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227-7369 Cylinder & Mtg Gp-Wheel Saw -Trench Cleaner

21***91	Locknut	1
22***33	Guide	1
22***69	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1
22***70	Cylinder Group-Hydraulic; -Trench Cleaner	1

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228-9347 Cylinder & Mtg Gp-Wheel Saw -Sideshift

21***91	Locknut	2
22***47	Cylinder & Mtg Group-Wheel Saw; -Sideshift	1
23***51	Cylinder Group-Hydraulic; -Sideshift	1

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227-8176 Cylinder Gp-Hydraulic -Trencher Cleaner

22***71	Kit-Seal	1
22***76	Cylinder Group-Hydraulic; -Trencher Cleaner	1

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230-6051 Cylinder Gp-Hydraulic -Sideshift

21***31	Kit-Seal	1
23***51	Cylinder Group-Hydraulic; -Sideshift	1

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227-8174 Cylinder Gp-Hydraulic -Depth

21***19	Kit-Seal	1
22***74	Cylinder Group-Hydraulic; -Depth	1

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227-7367 Cylinder Gp-Hydraulic -Depth

21***19	Kit-Seal	1
22***67	Cylinder Group-Hydraulic; -Depth	1

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227-7370 Cylinder Gp-Hydraulic -Trench Cleaner

22***70	Cylinder Group-Hydraulic; -Trench Cleaner	1
22***71	Kit-Seal	1

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227-8172 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***72	Hydraulic Ar	1
22***73	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***75	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1

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248-0984 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***73	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***75	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1
22***47	Cylinder & Mtg Group-Wheel Saw; -Sideshift	1

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247-8103 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***66	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***47	Cylinder & Mtg Group-Wheel Saw; -Sideshift	1
22***17	Valve Group-Check	1

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228-9492 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***66	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***47	Cylinder & Mtg Group-Wheel Saw; -Sideshift	1
22***92	Hydraulic Ar	1

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248-0190 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***66	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***69	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1
22***47	Cylinder & Mtg Group-Wheel Saw; -Sideshift	1

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227-7365 Hydraulic Ar

22***35	Manifold Group-Control; -Wheelsaw	1
22***65	Hydraulic Ar	1
22***66	Cylinder & Mtg Group-Wheel Saw; -Depth	1
22***69	Cylinder & Mtg Group-Wheel Saw; -Trench Cleaner	1

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247-8104 Lines Gp-Connecting

14***48	Fitting As; (Quick Disconnect, Male)	1
14***49	Fitting As; (Quick Disconnect, Female)	1
14***18	Connector As	2
14***25	Connector As.	2

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234-5837 Lines Gp-Connecting

14***18	Connector As	2
14***27	Connector Group	4
15***94	Coupler As-Quick Disconnect; (Female)(Quick Disconnect)	1
15***95	Fitting As; (Quick Disconnect, Male)	1

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234-5840 Lines Gp-Connecting

14***18	Connector As	2
14***27	Connector Group	4
15***94	Coupler As-Quick Disconnect; (Female)(Quick Disconnect)	1
15***95	Fitting As; (Quick Disconnect, Male)	1

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248-0985 Lines Gp-Connecting

14***48	Fitting As; (Quick Disconnect, Male)	1
14***49	Fitting As; (Quick Disconnect, Female)	1
14***18	Connector As	2
14***25	Connector As.	2

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234-7675 Lines Gp-Cylinder

14***18	Connector As	4
17***67	Clamp	1
23***53	Hose As	1
23***72	Hose As	2

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234-5842 Lines Gp-Cylinder

14***18	Connector As	4
17***67	Clamp	1
23***53	Hose As	1
23***42	Lines Group-Cylinder	1

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234-5839 Lines Gp-Cylinder

14***18	Connector As	2
17***67	Clamp	1
23***53	Hose As	1
23***39	Lines Group-Cylinder	1

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234-5838 Lines Gp-Motor

12***87	Flange-Split	4
14***27	Connector Group	2
1P***02	Seal-Rectangular 28.83mm(1.136in) Id	2
23***38	Lines Group-Motor	1

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234-5841 Lines Gp-Motor

12***87	Flange-Split	4
14***27	Connector Group	2
1P***02	Seal-Rectangular 28.83mm(1.136in) Id	2
23***41	Lines Group-Motor	1

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227-7035 Manifold Gp-Control -Wheelsaw

22***20	Valve As	2
22***35	Manifold Group-Control; -Wheelsaw	1
22***98	Valve Group-Solenoid	2
23***94	Connector	2

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227-9398 Valve Gp-Solenoid

21***13	Seal-O-Ring	1
21***14	Seal-O-Ring	1
21***73	Cartridge As-Valve	1
21***74	Seal & Retainer As	1

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Service Equipment And Supplies

234-6644 Film Gp

15***35	Film-Warning; (Crush Hazard, Stay Back)	2
15***36	Film-Warning; (Read Operation Manual)	1
15***40	Film-Warning; (No Clrn, Flying Obj, Stay Back)	2
21***58	Film; (Depth Scale)	1

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234-6645 Film Gp

15***35	Film-Warning; (Crush Hazard, Stay Back)	2
15***36	Film-Warning; (Read Operation Manual)	1
15***40	Film-Warning; (No Clrn, Flying Obj, Stay Back)	2
21***74	Film-Instruction; (Depth Scale)(Depth Scale)	1

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Work Tool Arrangement

227-7315 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	6
22***14	Harness As-Work Tool; (Power)	1
22***15	Wheel Saw Ar	1
22***16	Frame Ar-Wheel Saw	1

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231-3219 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	6
22***14	Harness As-Work Tool; (Power)	1
22***72	Hydraulic Ar	1
23***27	Frame Ar-Wheel Saw	1

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228-9495 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	6
22***14	Harness As-Work Tool; (Power)	1
22***92	Hydraulic Ar	1
22***94	Frame Ar-Wheel Saw	1

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246-7310 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	13
22***14	Harness As-Work Tool; (Power)	1
22***16	Frame Ar-Wheel Saw	1
23***44	Film Group	1

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231-3218 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	6
21***53	Frame Ar-Wheel Saw	1
22***14	Harness As-Work Tool; (Power)	1
22***65	Hydraulic Ar	1

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246-7311 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	13
22***14	Harness As-Work Tool; (Power)	1
23***27	Frame Ar-Wheel Saw	1
23***45	Film Group	1

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227-8130 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	6
22***14	Harness As-Work Tool; (Power)	1
22***25	Frame Ar-Wheel Saw	1
22***30	Wheel Saw Ar	1

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246-7309 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	13
21***53	Frame Ar-Wheel Saw	1
22***14	Harness As-Work Tool; (Power)	1
23***44	Film Group	1

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246-7308 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	13
22***14	Harness As-Work Tool; (Power)	1
22***94	Frame Ar-Wheel Saw	1
23***44	Film Group	1

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246-7312 Wheel Saw Ar

15***70	Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)	13
22***14	Harness As-Work Tool; (Power)	1
22***25	Frame Ar-Wheel Saw	1
23***45	Film Group	1

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Work Tools

227-7338 Drum Gp-Wheel Saw

22***71	Bit As-Cutting; (Standard)	62
22***38	Drum Group-Wheel Saw	1
22***39	Drum As	1
22***40	Bit As-Cutter; (Concrete Applications)	62

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228-9374 Drum Gp-Wheel Saw

22***71	Bit As-Cutting; (Standard)	64
22***08	Holder-Bit	64
22***40	Bit As-Cutter; (Concrete Applications)	64
22***73	Drum As	1

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219-5449 Drum Gp-Wheel Saw

21***49	Drum Group-Wheel Saw	1
21***51	Drum As	1
22***71	Bit As-Cutting; (Standard)	56
22***40	Bit As-Cutter; (Concrete Applications)	56

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230-7023 Drum Gp-Wheel Saw

22***71	Bit As-Cutting; (Standard)	96
22***40	Bit As-Cutter; (Concrete Applications)	96
23***23	Drum Group-Wheel Saw	1
23***24	Drum As	1

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227-8159 Drum Gp-Wheel Saw

22***71	Bit As-Cutting; (Standard)	96
22***40	Bit As-Cutter; (Concrete Applications)	96
22***59	Drum Group-Wheel Saw	1
22***60	Drum As	1

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SW60 serial number reference

The ID plate sits on the wheel saw frame/mount assembly itself, not on a cab, since this is a carrier-mounted work tool with no engine of its own. The serial reads as a 3-letter prefix followed by a sequence number (e.g. WLS00125); the prefix identifies the tool family and manual grouping, the digits are the individual unit count within that range.

Prefix	Identifies	Notes
WLS	SW45 & SW60 Wheel Saw (combined machine designation)	Covers the SW60 wheel saw together with its SW45 sibling under one machine ID range, WLS1 and up. Tied to the Cat wheel-saw parts/service manual covering frame, wheel, and hydraulic control-manifold groups for the SW60. Passive hydraulically driven attachment, no engine, no ECM; powered off the carrier's auxiliary hydraulics. SW60 wheel widths 160 mm (6 in) and 200 mm (8 in), max cut depth 600 mm (24 in); sibling SW45 tops out at 450 mm (18 in) cut depth and offers a 80 mm (3 in) width in addition to the shared 160/200 mm sizes. Plant/region not documented in available sources. No separate prefix found split out for SW60 alone versus SW45, and no distinct prefix confirmed for the two wheel-width variants. Current-production Cat wheel saws (SW345, SW360, SW460, SW480) are a separate, later lineup with their own widths and prefixes; do not confuse with this range.

Frequently asked questions

What engine does the Cat SW60 have?

None. The SW60 is a passive hydraulic attachment with no engine or ECM of its own. It is powered entirely by the host skid steer or compact track loader's auxiliary hydraulic circuit, which drives the wheel through a direct piston motor.

What is the operating weight of the Cat SW60?

Operating weight is not reliably documented for this legacy attachment. Cat's published specifications for the SW60 cover cutting depth, wheel width, and side-shift travel, but no verified weight figure is available.

What replaced the Cat SW60?

No source directly documents a successor model. The SW60, paired with the smaller SW45, predates Cat's current wheel-saw lineup, which has shifted to larger excavator-mounted models with different quick-coupler mounts. It is best described as a predecessor of that later, separate class rather than a machine with a confirmed direct replacement.

What SW60 owners discuss

How much wear can the SW60 cutting wheel take before the segments need replacing?

Concrete bits come standard and optional conical all-purpose bits are available for tarmac/asphalt work, and both are wear items that get consumed through the cut rather than lasting the life of the wheel. Owners watch bit height and carbide/segment condition at every shift change and pull the wheel once segments are worn down close to the wheel body. Uneven wear from one side of the wheel to the other is usually a sign of a bent wheel, worn bearing play, or misalignment in the drive rather than the material being cut, so check runout and bearing play whenever bits are swapped, not just tooth height.

Does the SW60 need a high-flow circuit on the host carrier, and what happens if the flow doesn't match?

Yes. This wheel saw is a passive tool with no engine or ECM of its own, it runs entirely off the carrier's high-flow auxiliary hydraulics in the 100 to 160 L/min (26 to 42 gpm) range. Running it on a standard-flow circuit starves wheel speed and torque, so the wheel bogs or stalls in concrete, rock, or frozen ground instead of cutting cleanly. Mismatched or undersized couplers cause the opposite problem, back pressure and heat build-up even when the carrier flow is adequate, so coupler size and condition matter as much as the pump rating.

The wheel saw's drive motor is weeping oil at the shaft. Is that expected?

A light film is common on a working motor, but steady weeping or a growing puddle is not. High-speed hydraulic motors like this one are normally plumbed with a case drain routed straight back to tank rather than into the return line, and that drain exists specifically so case pressure doesn't build up and blow the shaft seal. If the case drain is missing, undersized, or restricted, the seal takes the pressure spike and starts leaking. Have your dealer verify the case-drain routing and motor case pressure before it's put back into hard-rock or high-cycle work.

Side-shift or depth control feels sluggish, or the wheel drifts out of position mid-cut. What's the likely cause?

Side-shift and depth control on this saw are both hydraulic, run off the same aux circuit, and controlled from the cab, there's no onboard electronics or sensors to chase. Sluggish response or drift is almost always cylinder seal wear letting oil bypass internally, trapped air in the circuit after a hose change, or reduced carrier flow rather than any control fault. Check for internal cylinder bypass first, then bleed the circuit, before assuming a valve or linkage problem.

Why does the trench keep packing with cuttings mid-cut instead of clearing?

The standard hydraulic trench-cleaning device and wide deflector plates are what move spoil out of the cut, and packing is usually a sign the deflector plates are worn, bent, or set too tight against the wheel rather than a design flaw. Cutting too fast for the material, especially in wet clay or soft asphalt slurry, overwhelms the cleaning device even when it's in good shape, so easing feed rate and keeping the deflectors clean and properly set solves most packing complaints.

Can I run the same bit type for both asphalt and concrete cutting?

Not ideally. Concrete bits are the standard fitment and are meant for reinforced concrete and rock, while the optional conical all-purpose bits are meant for tarmac and asphalt. Running concrete bits in soft asphalt works but wears unevenly, and running asphalt-style bits in concrete or rebar chews them up fast. Matching bit type to the surface is the cheapest way to stretch wheel life.

What should I check before buying a used SW60?

Start with the cutting wheel: bit/segment wear, wheel runout, and bearing play. Check the drive motor for case leaks and weeping at the shaft seal, since that points to case-drain or pressure problems on the previous host. Inspect the quick-coupler plates and pins for play or elongation and the hoses/couplers for cracking or scoring. Cycle the side-shift and depth control through full travel looking for drift or hesitation, and check the deflector plates and trench-cleaning device for bends or wear. Confirm the carrier you plan to run it on actually delivers the flow this saw needs, an otherwise clean unit will underperform and run hot on the wrong host. Have your dealer verify hydraulic relief pressure and motor condition before putting a used unit into hard rock or continuous-duty work.

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

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