OCPTY Electric PTO Clutch 917-04552 Fit for Bolens for Cub Cadet for Huskee for MTD for Sears Craftsman for Troy Bilt for White Outdoor: 717-04552, 717-04552A, 917-04552, 917-04552A

What It Is

The OCPTY Electric PTO Clutch 917-04552 is an aftermarket replacement part that engages and disengages the mower blades on lawn tractors. It’s designed for riders with a 12V electric PTO system, commonly used on mid-to-large deck sizes (42–54 inches) from brands like Bolens, Cub Cadet, MTD, and Craftsman.

Fitment & Compatibility

Before buying, verify these three things:

• OEM Reference Numbers: This clutch replaces 717-04552, 717-04552A, 917-04552, and 917-04552A. Cross-check your original part number—often stamped on the clutch body.
• Physical Measurements: Confirm the shaft diameter (typically 1 inch), bolt pattern (3-bolt or 4-bolt), and overall thickness (approx. 2.5–3 inches). Measure your old clutch or consult your mower’s manual.
• Brand & Model Fit: Listed for Bolens, Cub Cadet, Huskee, MTD, Sears Craftsman, Troy Bilt, and White Outdoor. However, it’s not universal—check your specific model number (e.g., Cub Cadet LT1042, MTD 13A-325-190) against the seller’s fitment list or your mower’s parts diagram. Deck size alone isn’t enough.

Key Things to Know

• Build Quality: At $99, this is a budget aftermarket option. Some users report it works fine for residential use, but may vibrate more or fail sooner than OEM ($150+). Inspect for loose wires or uneven pulley surfaces on arrival.
• Installation Difficulty: Moderate—requires basic mechanical skills. You’ll need a socket set, torque wrench, and possibly a puller. Disconnect the battery first. Torque the center bolt to spec (usually 30–40 ft-lbs) to avoid slippage.
• Common Gotchas: The clutch wire connector may not match your mower’s harness—you might need to splice or replace the connector. Also, check the air gap (0.010–0.020 inches) after installation; too wide and it won’t engage, too tight and it drags.
• Noise: Some buyers report a slight whine or rattle at idle. Not a defect, but noticeable if you’re used to OEM silence.

Should You Buy It

Buy this if you have a compatible MTD-style tractor (Cub Cadet, Craftsman, Troy Bilt) and need a low-cost replacement for light-to-moderate residential mowing. Skip it if you need heavy-duty commercial reliability or want a perfect plug-and-play fit—invest in an OEM clutch instead.