917-04174A PTO Clutch for Cub Cadet & MTD | Replaced by 917-04174

The 917-04174A PTO clutch is a Cub Cadet and MTD OEM part number used for the 5.90-inch electric PTO clutch platform found on a wide range of riding mowers and lawn tractors. This part number is functionally identical to 717-04174A, with the prefix indicating catalog and distribution differences rather than design changes.

If your mower calls for 917-04174A, the correct replacement is the 917-04174 PTO clutch, which serves as the current direct replacement for all related variants.

For full cross-reference coverage and compatible model lists, see the 717-04174 PTO clutch fitment guide.

917-04174A vs 717-04174A

The 917-04174A and 717-04174A part numbers refer to the same PTO clutch platform. The difference is strictly in the numbering system used across MTD and Cub Cadet parts catalogs.

  • 917-04174A: Commonly used in Cub Cadet and MTD dealer-facing parts systems
  • 717-04174A: Found in broader MTD and aftermarket cross-reference listings
  • Fitment: Identical specifications including 5.90" pulley, 1" bore, and CCW rotation
  • Replacement: Both are replaced by 917-04174

There are no functional differences between these part numbers. They are fully interchangeable.

Replaces OEM Part Numbers

  • MTD / Cub Cadet: 917-04174A, 717-04174A, 917-04174, 717-04174
  • Catalog References: 746-04174A, 746-04174, 946-04174A
  • Replacement: 917-04174

Compatible Mower Platforms

This PTO clutch is commonly used on Cub Cadet and MTD-built riding mowers across multiple product lines, including:

  • Cub Cadet: LTX1042, LTX1045, LTX1046, LTX1050, SLTX1050, ZTT i1042, i1046, i1050
  • MTD-built platforms: Yard Machines, Yard-Man, Columbia, Bolens, Huskee, White Outdoor
  • Troy-Bilt: Selected GT and TB series riding mowers

These applications typically use 42-inch to 54-inch mower decks depending on the model and configuration.

Key Specifications

  • Pulley Diameter: 5.90 inches
  • Crankshaft Bore: 1 inch
  • Rotation: CCW (counter-clockwise)
  • Thermal Protection: 370°F automatic cutoff
  • Operating Speed: Up to 3600 RPM

How to Confirm Fitment

The most reliable way to confirm compatibility is to match the OEM part number stamped on your original PTO clutch.

If the part number is not visible, you can also verify fitment using your mower model and serial number.

If your clutch is marked 917-04174A, 717-04174A, or related variations in this group, the correct replacement is the 917-04174 PTO clutch.

FAQ

Why does Cub Cadet use 917 instead of 717?

The 917 prefix is commonly used in Cub Cadet and dealer-facing MTD parts systems, while 717 is used in broader MTD catalogs. Both numbers refer to the same PTO clutch platform.

Is 917-04174A identical to 717-04174A?

Yes. These part numbers are fully interchangeable and share the same specifications, fitment, and performance characteristics.

Which Cub Cadet models use 917-04174A?

This clutch is commonly found on Cub Cadet LTX, SLTX, and ZTT series riding mowers. Always confirm by matching the part number stamped on your original clutch or verifying by model and serial number.

Shop Replacement

Need a replacement? Get the 917-04174 PTO clutch for OEM-spec fitment and reliable performance.