Cub Cadet Garden Tractor PTO Clutch Guide: IH Series, GT, 2000 Series & Legacy Models

Cub Cadet garden tractor PTO clutch fitment can get confusing because IH Series tractors, older GT models, 2000 Series machines, and legacy MTD-built platforms do not all route to the same clutch. Tractor series, model year, engine package, crankshaft size, pulley family, previous engine swaps, and serial range can all affect the correct replacement path.

This guide helps narrow down the correct aftermarket replacement PTO clutch for select Cub Cadet garden tractors, IH-built Cub Cadet tractors, and older MTD-built platforms. Start with the tractor family and model number, then use the OEM number, Warner number, and aftermarket cross-reference as confirmation points before ordering.

Find Your Cub Cadet Garden Tractor PTO Clutch

Table tip: On mobile, swipe sideways to view the full fitment table.

Important fitment note: This index is a routing guide, not a universal interchange list. Older Cub Cadet garden tractor fitment can change by tractor series, engine package, crankshaft size, deck setup, previous repairs, and machine configuration. If the clutch label is missing or unreadable, use the tractor model, engine information, crankshaft bore, pulley family, and visible part-number clues as the starting point, then compare specs against the lead product page before ordering.

Common Cub Cadet Garden Tractor PTO Clutch Ordering Mistakes

• Assuming all IH-era tractors use the same clutch: IH-built Cub Cadet tractors can route differently depending on the tractor family and crankshaft size.
• Mixing 1" and 1-1/8" bore paths: IH-61313-C93, 917-3385B, and 917-3389 are 1" bore paths, while 917-3044, 917-3340, and 917-3403 are 1-1/8" bore paths on supported applications.
• Ignoring previous engine swaps: older garden tractors may have replacement engines, changed pulleys, altered wiring, or swapped clutch assemblies from prior repairs.
• Matching only by pulley diameter: 4.56", 5.37", and 6.10" pulley families are useful clues, but the full clutch path still needs to match.
• Forcing a stuck clutch off the crankshaft: rust, burrs, keyway damage, and seized hardware are common on older machines. Controlled removal matters.

If your search is based mainly on a stamped number, use the Cub Cadet 917 / 717 PTO clutch cross-reference guide to route the number to the correct lead replacement path.

IH-61313-C93 PTO Clutch Path for IH-Built Cub Cadet Tractors

The IH-61313-C93 PTO Clutch Replacement is the key IH-era path for select International Harvester-built Cub Cadet tractors including the 1000, 1200, 1250, 1450, and 1650.

• Replacement for OEM part numbers: IH-61313-C93, IH-61313-C92
• Warner cross-reference: 5208-23
• Aftermarket cross-references: Xtreme X0146, Stens 255-164X, Prime 7-06039
• Common Cub Cadet routing: select IH Series 1000, 1200, 1250, 1450, and 1650 tractors
• Key fitment clue: 1" crankshaft bore, 4.56" pulley family, CCW rotation

Fitment note: this path is specific to compatible IH-built Cub Cadet tractor platforms. Do not assume it replaces later 917-3044 or 917-3340 garden tractor paths without confirming the clutch family.

917-3044 PTO Clutch Path for Cub Cadet Garden and Compact Tractors

The 917-3044 PTO Clutch Replacement routes to select Cub Cadet garden and compact tractors using the 917-3044, 717-3044, 917-3012, 717-3012, and IH-144722-C91 path.

• Replacement for OEM part numbers: 917-3044, 717-3044, 917-3012, 717-3012, 717-3038, 717-3003, IH-144722-C91, IH-144720-C91
• Warner cross-reference: 5209-41
• Aftermarket cross-references: Stens 255-427, Prime 7-06036, Eurogarden 230-4071
• Common Cub Cadet routing: select 1050, 149, 169, 986, 1204, 1210, 1211, 1535, 1541, 1710, 1711, 1806, 1810, 1811, 1860, 1862, 1872, and 1882 applications
• Key fitment clue: 1-1/8" crankshaft bore, 4.56" pulley family, CCW rotation

Fitment note: this is a heavier garden tractor path and should be kept separate from the 1" bore IH-61313-C93 path, even though both use a 4.56" pulley family on supported applications.

917-3340 PTO Clutch Path for Cub Cadet 1860 and 2080 Series Applications

The 917-3340 PTO Clutch Replacement is a Cub Cadet garden and compact tractor path for select 1860-series, 2080-series, and 2284 applications using the 917-3340 / 717-3340 family.

• Replacement for OEM part numbers: 917-3340, 717-3340
• Warner cross-reference: 5209-46
• Aftermarket cross-references: Xtreme X0148, Stens 255-793X
• Common Cub Cadet routing: select 1861, 1862, 1863, 1864, 2082, 2084, and 2284 applications
• Key fitment clue: 1-1/8" crankshaft bore, 6.10" pulley family, CCW rotation

Fitment note: this path shares a 1-1/8" bore clue with 917-3044 and 917-3403, but the pulley family and tractor applications are different. Confirm the part-number path before ordering.

917-3385B PTO Clutch Path for Older Cub Cadet and MTD-Built Tractors

The 917-3385B PTO Clutch Replacement routes to select older Cub Cadet tractor applications and related MTD-built platforms using the 917-3385 / 717-3385 family.

• Replacement for OEM part numbers: 917-3385B, 917-3385, 917-3385A, 717-3385, 717-3385A, 717-3385B, 717-3385AP
• Warner cross-references: 5217-14, 5217-42
• Aftermarket cross-reference: Stens 255-293
• Common Cub Cadet routing: select 2130, 2135, 2140, 2145, 2146, 2150, 2155, 2166, GT-2000, GT-2542, and LT-2138 applications
• Key fitment clue: 1" crankshaft bore, 5.37" pulley family, CCW rotation

Fitment note: this path is often found on older residential and garden tractor platforms. Confirm the clutch number and pulley family before substituting another Cub Cadet 1" bore clutch.

917-3389 PTO Clutch Path for Legacy Cub Cadet, MTD and White Outdoor Platforms

The 917-3389 PTO Clutch Replacement routes to select legacy Cub Cadet, MTD, and White Outdoor platforms using the 917-3389 / 717-3389 family.

• Replacement for OEM part numbers: 917-3389, 717-3389, 717-3389P, 717-3375, 917-3384, 717-3384, 01000725, 1000725
• Warner cross-reference: 5215-68
• Aftermarket cross-references: Oregon 33-144, Oregon 33-417, Stens 255-347, Stens 255-387, Stens 255-815X
• Common Cub Cadet routing: select 1440, 1641, 1782, 2160, 2165, and 2182 applications
• Key fitment clue: 1" crankshaft bore, 6.10" pulley family, CCW rotation

Fitment note: this path can also appear across other MTD-built platforms. For Cub Cadet garden tractor work, use the tractor model and part-number path together before ordering.

917-3403 PTO Clutch Path for GT2500 and 1-1/8" Bore Tractor Applications

The 917-3403 PTO Clutch Replacement is an important Cub Cadet GT-series path because it uses a 1-1/8" bore on supported applications. It is commonly associated with GT2500-series tractors and related MTD-built platforms.

• Replacement for OEM part numbers: 917-3403, 717-3403, 917-04180, 717-04180, 717-3403P
• Warner cross-references: 5219-52, 5218-6
• Aftermarket cross-references: Xtreme X0365, Xtreme X0365-K, Rotary 12899, Stens 255-817X, Stens 255-419
• Common Cub Cadet routing: select GT2500, GT2544, GT2550, GT2554, and LT2042 applications
• Key fitment clue: 1-1/8" crankshaft bore, 6.10" pulley family, CCW rotation

Fitment note: keep this path separate from 917-3389. Both can involve a 6.10" pulley family, but 917-3403 uses a 1-1/8" bore path on supported applications, while 917-3389 uses a 1" bore path.

Legacy Cub Cadet Fitment Traps to Check Before Ordering

Older Cub Cadet garden tractors often have more history than newer residential mowers. Before choosing a PTO clutch, look for signs that the machine has changed since it left the factory.

• Engine replacement: a swapped engine may change crankshaft size, mounting clearance, wiring, or clutch compatibility.
• Deck changes: older tractors may have changed deck sizes or non-original deck setups.
• Missing or painted-over labels: old clutch labels may be unreadable, making model and physical confirmation more important.
• Previous aftermarket substitutions: the clutch installed today may not be the same clutch path the tractor originally used.
• Worn crankshaft or damaged keyway: rust, burrs, and keyway damage can affect both fitment and removal.

Common Cub Cadet Garden Tractor PTO Clutch Symptoms

A failing Cub Cadet garden tractor PTO clutch can look like a wiring issue, weak battery, bad ground, worn deck belt, or dragging deck component. Check the full blade engagement system before replacing parts.

• Blades will not engage when the PTO switch is activated
• PTO clutch clicks but the deck belt does not move
• Blades engage, then slow down in heavy grass
• PTO works cold but quits after 10 to 30 minutes
• Burning smell or excess heat near the clutch
• Old clutch is rusted, noisy, loose, dragging, or hard to remove
• Connector damage, brittle wiring, blown fuse, weak ground, or intermittent engagement

If the blades will not engage at all, start with the PTO clutch won’t engage troubleshooting guide. If the clutch clicks but the deck does not spin, use the PTO clutch clicks but blades won’t spin guide. If the clutch works cold but fails hot or the blades slow down under load, review the PTO clutch slipping under load guide.

An old or worn PTO clutch coil can work when cold, then weaken after the mower heats up. This can cause weak engagement, intermittent operation, slipping under load, or blades slowing down after 10 to 30 minutes.

Before Removing or Installing a Cub Cadet Garden Tractor PTO Clutch

Before installing the replacement PTO clutch, compare the new clutch to the old clutch and inspect the tractor for issues that could damage the replacement.

• Confirm tractor model, serial number, engine package, and deck setup
• Confirm the OEM, Warner, IH, or aftermarket number when available
• Compare crankshaft bore: common paths here include 1" and 1-1/8"
• Compare pulley family: common paths here include 4.56", 5.37", and 6.10"
• Compare rotation, connector, wire lead, and anti-rotation setup
• Inspect the deck belt for glazing, cracking, stretching, oil contamination, or incorrect routing
• Check idlers, spindle bearings, and deck pulleys for drag before blaming the clutch
• Inspect the crankshaft, key, bolt threads, and keyway for rust, burrs, mushrooming, or wear

Review the PTO clutch installation guide before mounting the replacement. Older garden tractors are more likely to have rust, burrs, keyway binding, seized hardware, and previous hammer or pry marks. If the old clutch will not slide off the crankshaft, use the PTO clutch stuck on crankshaft guide before forcing removal.

Need Help Confirming Fitment?

If you are not sure which Cub Cadet garden tractor PTO clutch you need, email support@ptodirectusa.com with your tractor model number, serial number, engine information, deck size, and clear photos of the old clutch. For best fitment help, include photos of the clutch label or stamped number, wiring connector, pulley, anti-rotation setup, crankshaft area, engine tag, and tractor identification tag.

PTO Direct USA supplies aftermarket replacement PTO clutches for select Cub Cadet, International Harvester-built Cub Cadet, MTD-built, White Outdoor, and legacy tractor applications. These products are replacement parts for matching OEM part numbers. Confirm fitment before ordering.

FAQ

What PTO clutch fits a Cub Cadet 1000, 1200, 1250, 1450 or 1650?

Select IH-built Cub Cadet 1000, 1200, 1250, 1450, and 1650 tractors route to the IH-61313-C93 replacement path. This path also includes IH-61313-C92 and Warner 5208-23 on supported applications.

What is the difference between IH-61313-C93 and 917-3044?

IH-61313-C93 is a 1" bore IH-era Cub Cadet path for select 1000, 1200, 1250, 1450, and 1650 tractors. The 917-3044 path is a separate 1-1/8" bore garden and compact tractor path used on select later Cub Cadet applications. Do not treat them as interchangeable.

What PTO clutch fits a Cub Cadet 1862?

Cub Cadet 1862 can appear in more than one older Cub Cadet clutch discussion, so use the part-number path and tractor configuration carefully. Select 1862 applications are listed under the 917-3044 path, while the 1860-series also appears around the 917-3340 path depending on configuration. Confirm the clutch number, bore size, and pulley family before ordering.

What PTO clutch fits a Cub Cadet 2160 or 2165?

Select Cub Cadet 2160 and 2165 applications route to the 917-3389 replacement path. This family includes 717-3389, 717-3375, and Warner 5215-68 on supported applications.

What PTO clutch fits a Cub Cadet GT2544 or GT2550?

Select Cub Cadet GT2544 and GT2550 applications route to the 917-3403 replacement path. This family includes 717-3403, 917-04180, 717-04180, and Warner 5219-52 on supported applications.

What is the difference between 917-3389 and 917-3403?

917-3389 is a 1" bore legacy Cub Cadet / MTD path with a 6.10" pulley family on supported applications. 917-3403 is a 1-1/8" bore GT2500-series path with a 6.10" pulley family. The pulley clue alone is not enough; bore size and part-number path must match.

Can a replacement engine change PTO clutch fitment?

Yes. A replacement engine can change crankshaft size, shaft length, bolt thread, wiring, clearance, and pulley alignment. On older Cub Cadet garden tractors, always consider whether the engine is original before ordering a PTO clutch.

Why is my old Cub Cadet PTO clutch stuck on the crankshaft?

Rust, keyway burrs, damaged keys, seized hardware, heat cycles, deck debris, and previous removal damage can all make an old PTO clutch difficult to remove. Do not hammer or pry aggressively against the engine. Use the stuck crankshaft guide before forcing removal.

Can a Cub Cadet PTO clutch work cold but quit hot?

Yes. A worn coil, low voltage, weak ground, hot connector, slipping belt, or dragging deck component can cause the clutch to work cold and then weaken after 10 to 30 minutes of mowing.

Can PTO Direct USA help identify my old Cub Cadet PTO clutch?

Yes. Email support@ptodirectusa.com with your tractor model number, serial number, engine information, deck size, and photos of the clutch, connector, pulley, anti-rotation setup, crankshaft area, engine tag, and tractor ID tag.