15171 – Electric PTO Clutch Replacement for Exmark 116-8517 The 15171 Electric Clutch is a high-quality aftermarket PTO clutch designed to replace Exmark OEM part number 116-8517. This electric clutch is responsible for engaging and disengaging the mower deck blades, providing smooth power transfer and reliable operation during cutting. Built to OEM-equivalent electrical and mechanical specifications, the 15171 PTO clutch delivers consistent engagement, proper torque handling, and dependable performance in demanding commercial and residential mowing applications. Product Details Part Number: 15171 Replaces OEM: Exmark 116-8517 Brand Compatibility: Exmark Part Name: Electric PTO Clutch Part Type: Blade engagement clutch Category: Replacement / Aftermarket Condition: New Key Features Direct replacement for Exmark 116-8517 Provides smooth and reliable blade engagement Designed for proper torque transfer and heat resistance OEM-style electrical connector and mounting dimensions Durable construction for long service life Compatibility The 15171 Electric PTO Clutch is used on select Exmark zero-turn mowers and riding mowers that specify OEM PTO clutch 116-8517, commonly found in commercial cutting deck applications. Typical applications include: Exmark zero-turn mower blade drive systems Lawn and turf equipment requiring PTO clutch replacement Equipment using Exmark 116-8517 electric clutches