917-1709 PTO Clutch Replacement for Cub Cadet RZT 42, RZT 50, Tank & Z-Force | Replaces 717-1709, 1706692SM & More

Overview

This Cub Cadet PTO clutch 917-1709 replacement also replaces OEM part numbers 717-1709 and 1706692SM. Designed for an exact OEM-spec fit on Cub Cadet, Troy-Bilt, MTD, and Craftsman lawn tractors and zero-turn mowers, this electric PTO clutch delivers smooth blade engagement, consistent torque transfer, and reliable long-term mowing performance.

Commonly used on Cub Cadet RZT and Z-Force series, Troy-Bilt GTX and GT series, and other MTD-built platforms, this clutch provides dependable PTO engagement for residential and light commercial mowing applications.

Built with a 5.31-inch pulley diameter, 1-inch crankshaft bore, and CCW rotation, this clutch is engineered for reliable operation at engine speeds up to 3600 RPM. A 370°F thermal cutoff, encapsulated electromagnetic coil, and high-temperature bearings ensure consistent performance and protection against overheating.

Key Features

• Direct OEM replacement electric PTO clutch assembly
• Pulley Diameter: 5.31 inches
• Crankshaft Size: 1 inch
• Rotation: CCW (counter-clockwise)
• Operating Speed: Up to 3600 RPM
• 370°F Thermal Auto Cutoff for overheating protection
• Encapsulated electromagnetic coil for reliable engagement
• High-temperature bearings for consistent performance
• Fully assembled and ready to install

Compatible With These Brands & Model Series

This PTO clutch fits Cub Cadet, Troy-Bilt, MTD, and related platforms using the same OEM specification.

• Cub Cadet: RZT-17, RZT-22, RZT-42, RZT-50, Tank M48, Z-Force series
• Troy-Bilt: GT2554, GT2246, GTX2446, GTX2654
• MTD / White Outdoor: ZT-17, ZT-22, ZT-42, ZT-50, GT2150, GT2550
• Yard-Man / Huskee: Models using OEM 717-1709 or 917-1709

Fitment can vary by configuration and production year. Always confirm your part number matches one of the numbers listed below.

Replaces OEM Part Numbers

• MTD / Cub Cadet: 917-1709, 717-1709
• Simplicity: 1706692SM
  

Aftermarket Cross-Reference Numbers

• Warner: 5215-130, 5215-22
• Xtreme: X0166, X0174, X0174-K
• Oregon: 33-126-1, 33-139
• STENS: 255-543
• Prime: 7-06063
• Rotary: 11829

What’s Included

• Complete electric PTO clutch assembly
• Factory-balanced 5.31" pulley
• Pre-installed high-temperature bearings
• Encapsulated electromagnetic coil
• Plug-and-play wiring connector

Why Buy From PTO Direct USA?

• Fast USA shipping
• OEM-spec fitment guarantee
• 1-year warranty
• Premium PTO Direct USA product images for easy identification
• Trusted replacement supplier for homeowners and professionals

Need a different fitment? Browse the full electric PTO clutch catalog to see all available replacement options.