917-05209 PTO Clutch Replacement for Cub Cadet XT1, XT2, RZT | Replaces 717-05209, Warner 5219-177

Overview

This 917-05209 PTO clutch replacement is an aftermarket electric PTO clutch for select Cub Cadet, MTD, Troy-Bilt, Craftsman, and Yard Machines mower applications.

This clutch replaces MTD / Cub Cadet 917-05209 and 717-05209, and cross-references Warner 5219-177, Xtreme X0726, Xtreme X0736, Rotary 16173, Sunbelt B1XT0726, and Stens 255-668X.

Built with a 1-inch crankshaft bore, 6-inch pulley diameter, and counter-clockwise rotation, this clutch is designed to restore reliable mower deck engagement when matched to the correct mower model, original clutch number, connector style, and physical specs.

Key Features

• Aftermarket electric PTO clutch replacement for listed MTD-built mower applications
• Crankshaft Bore: 1"
• Pulley Diameter: 6"
• Belt Width: accepts 1/2" or 5/8" belt
• Rotation: CCW from pulley side
• Voltage: 12V DC
• Integrated brake assembly for controlled blade stopping
• Fully assembled and ready to install

Compatible Brands & Models

This PTO clutch fits select Cub Cadet, MTD, Troy-Bilt, Craftsman, and Yard Machines applications using the confirmed 917-05209 / 717-05209 / Warner 5219-177 clutch path.

Cub Cadet XT1 / XT2 Applications

• XT1-GT50: 14WQA3CQ010, 14AQA3CQ010, 14AQA3CQ056, 14AQA3CQ256
• XT2-LX50: 13AIA1CQ010, 131QA1CQ010, 137QA1CQ010
• Additional XT1 / XT2 applications: select GT50, GT54 FAB, LT46 FAB, LT50, LT50 FAB, LT54, LX46, LX54, SLX50, and GX54 FAB configurations using 917-05209

Cub Cadet RZT Applications

• RZT-L46 KH FAB: 17BRCACN056
• RZT-L50 KH: 17ARCACQ010, 17ARCACQ056, 17BRCACQ056
• RZT-L54 KH / FAB: 17BRCACA009, 17BRCACA010, 17BRCACA209, 17CRCACA009
• Additional RZT applications: select RZT-S46, RZT-S50, and RZT-S54 configurations using 917-05209

Cub Cadet Ultima ZT1 / ZT2 Applications

• ZT1-54 KH FAB: 17RREACA010, 17AREACA010, 17AREACM010, 17AREACM210
• ZT2-50 KW FAB: 17RIEACO010, 17AIEAC2010, 17AIEAC2A10, 17TIEAC2010
• ZT2-54 KW FAB: 17RIEACI010, 17TIEAC3010
• Additional Ultima applications: select ZT1-46, ZT1-50, ZT1-54, ZT2-50, and ZT2-54 configurations using 917-05209

Troy-Bilt Applications

• Mustang Series: select Mustang XP 46, Mustang XP 50, Mustang XP 54, Mustang Pivot 46, and Mustang Pivot S 54 applications
• Super Bronco Series: select Super Bronco 50 XP and Super Bronco 54 XP applications

Craftsman / Yard Machines Applications

• Craftsman zero-turn mowers: select Z6400, ZS6600, and ZS6700 applications
• Craftsman lawn and garden tractors: select T8200, T8400, T8600, G8300, and G8600 applications
• Yard Machines 46-inch zero-turn mower: model 17ADFACTA07

Fitment note: If your mower’s full model number exactly matches one listed above, this is the confirmed 917-05209 clutch path. Do not order by a broader series name such as XT1, XT2, RZT, ZT1, or ZT2 alone, because other models in the same series may use a different PTO clutch. When available, also match the original clutch number or the part number shown in the model-specific OEM diagram.

Replaces OEM Part Numbers

• MTD: 917-05209, 717-05209
• Cub Cadet: 917-05209, 717-05209
• Troy-Bilt: 917-05209, 717-05209
• Craftsman: 917-05209, 717-05209
• Yard Machines: 917-05209, 717-05209

Cross-Reference Aftermarket Numbers

• Warner: 5219-177, 5219177
• Xtreme: X0726, X0736
• Rotary: 16173
• Sunbelt: B1XT0726
• Stens: 255-668X, 255668X

What’s Included

• Complete electric PTO clutch assembly
• Factory-balanced 6" pulley
• Pre-installed bearing assembly
• Encapsulated electromagnetic coil
• Integrated brake assembly
• Integral connector as shown in product photos

Why Buy From PTO Direct USA?

• Fast USA shipping
• fitment guarantee
• 1-year warranty
• Fitment-first product support
• Clear product images for easier clutch identification
• Trusted replacement supplier for homeowners, repair shops, and mower service professionals

FAQ

Does this PTO clutch replace 917-05209?

Yes, this clutch replaces 917-05209 on compatible MTD-built mower applications. Confirm the original clutch number, 1-inch bore, 6-inch pulley, counter-clockwise rotation, and integral connector before ordering.

Is 717-05209 the same fitment as 917-05209?

Yes. 717-05209 is the factory-installed number and 917-05209 is the service replacement number for the same clutch path.

Is Warner 5219-177 the same fitment as 917-05209?

Warner 5219-177 is the Warner reference associated with the 917-05209 / 717-05209 clutch path.

Is Xtreme X0726 the same fitment?

Xtreme X0726 is an aftermarket cross-reference for the 917-05209 / Warner 5219-177 PTO clutch family.

Is Xtreme X0736 the same fitment?

Xtreme X0736 is also commonly associated with the Warner 5219-177 clutch path. Match your original clutch number and physical specs before ordering.

Does this clutch fit Cub Cadet XT1 and XT2 mowers?

Yes, this clutch is listed for select Cub Cadet XT1 and XT2 Enduro Series mower applications using the 917-05209 clutch path. Verify the original clutch number before ordering.

Does this clutch fit Cub Cadet RZT and ZT mowers?

Yes, this clutch is listed for select Cub Cadet RZT-L, RZT-S, ZT1, and ZT2 mower applications. Confirm deck size, original clutch number, connector style, and specs before ordering.

Does this clutch fit Troy-Bilt Mustang XP mowers?

Yes, this clutch is listed for select Troy-Bilt Mustang XP, Mustang Pivot, and Super Bronco applications that use the 917-05209 / 717-05209 clutch path.

Is this the same OEM clutch path as 917-05123A?

No. 917-05123A and 917-05209 are separate OEM part-number paths used on different mower configurations. However, the multi-fit clutch sold on this page is cataloged to replace both numbers. Customers whose original clutch is marked 917-05123, 917-05123A, 717-05123, 717-05123A, or Warner 5219-148 should use the dedicated 917-05123A PTO clutch listing.

Is this the same OEM clutch path as 917-05188?

No. 917-05188 and 917-05209 are separate OEM part-number paths used on different mower configurations. However, the multi-fit clutch sold on this page is cataloged to replace both numbers. Customers whose original clutch is marked 917-05188, 717-05188, or Warner 5219-159 should use the dedicated 917-05188 PTO clutch listing.

Is this the same OEM clutch path as 917-05192?

No. 917-05192 and 917-05209 are separate OEM part-number paths used on different mower configurations. However, the multi-fit clutch sold on this page is cataloged to replace both numbers. Customers whose original clutch is marked 917-05192, 717-05192, or Warner 5219-158 should use the dedicated 917-05192 PTO clutch listing.

What bore size does this clutch use?

This clutch uses a 1-inch bore. Confirm your crankshaft size before ordering.

What pulley diameter does this clutch use?

This clutch uses a 6-inch pulley diameter. Confirm against your original clutch and product photos before ordering.

What rotation does this clutch use?

This clutch uses counter-clockwise rotation, commonly written as CCW. Match rotation to your original clutch before installing a replacement.

What connector style does this clutch use?

This clutch uses an integral connector built into the clutch housing. It does not use a long wire pigtail. Compare your old clutch connector before ordering.

What are common signs of a failing PTO clutch?

Common symptoms include mower blades not engaging, the PTO clutch clicking but the blades not spinning, slipping under load, intermittent blade engagement, a blown PTO fuse, a burning smell, or blades slowing down after the mower heats up. A worn coil can work cold, then weaken after 10 to 30 minutes of mowing.

Can PTO Direct USA help me confirm fitment?

Yes. Email support@ptodirectusa.com with your mower model number, serial number, deck size, original clutch number, or send a clear picture of the mower identification tag.

Need help comparing Warner numbers? Read the Warner 5219 PTO clutch cross-reference guide.

Need installation help? Read the PTO clutch installation guide.

Need a different Cub Cadet clutch? Browse the Cub Cadet PTO clutch collection or the full electric PTO clutch catalog.