532179334 PTO Clutch Replacement for Husqvarna, Craftsman, Poulan | Replaces 532414336, 587241601, 400008, 4387900, 414336 & More

Overview

This Husqvarna PTO clutch 532179334 replacement also replaces OEM part numbers 532414336, 587241601, 400008, and 4387900. Designed for an exact OEM-spec fit on Husqvarna, Craftsman, Poulan Pro, Ariens, and Gravely riding mower platforms, this electric PTO clutch delivers smooth blade engagement, consistent torque transfer, and dependable long-term performance.

Commonly used on Husqvarna EZ and YTH series, Craftsman YT series, Poulan Pro riding mowers, and Ariens/Gravely platforms using the same specification, this clutch provides reliable PTO engagement across residential and light-commercial mowing applications.

Built with a 6.10-inch pulley diameter, 1-inch crankshaft bore, and CCW rotation, this clutch is engineered for reliable operation at engine speeds up to 3600 RPM. An encapsulated electromagnetic coil and high-temperature bearings help ensure consistent performance under load.

Key Features

• Direct OEM replacement electric PTO clutch assembly
• Pulley Diameter: 6.10 inches
• Crankshaft Size: 1 inch
• Rotation: CCW (counter-clockwise)
• Torque Rating: 120 ft-lbs
• Operating Speed: Up to 3600 RPM
• 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 Husqvarna, Craftsman, Poulan Pro, Ariens, and Gravely mower platforms using the same OEM specification.

• Husqvarna: EZ and YTH series riding mowers
• Craftsman: YT series lawn tractors
• Poulan Pro: PB and PR series riding mowers
• Ariens / Gravely: Models using OEM 4387900

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

Replaces OEM Part Numbers

• 532179334
• 532414336
• 587241601
• 400008
• 414336
• 179334
• 532400008
• 539114595
• 4387900

Aftermarket Cross-Reference Numbers

• Ogura: 53594500, 53464900, GT1A-EH07, GT1AEH07
• STENS: 255-066X, 255-121X, 255-346X, 255-568X

What’s Included

• Complete electric PTO clutch assembly
• Factory-balanced 6.10" 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 PDS-1 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.