Primary Clutch Spring for Ski-Doo // 05-173-385

Elevate your Ski-Doo's acceleration and performance with this high-quality Primary Clutch Spring. Engineered for consistency and durability, this spring is essential for maximizing power transfer from the engine to the track.

Precision Engineering

• Spring Rate: The rate of 173-385 provides an aggressive initial engagement (173 lbs) and a high finish rate (385 lbs) for strong upshifts and excellent belt tension under high load.
• Color Coding: Features a Black body with a Purple stripe for easy identification during clutch tuning.
• High Performance: Designed to maintain its rate longer than standard springs, ensuring reliable, repeatable shifts season after season.

Tuning and Fitment

This spring is a key component used in our adjustable and high-performance clutch kits, making it an ideal choice for riders looking to fine-tune their engagement and peak RPM. Whether you are replacing a worn spring or optimizing your clutch setup for engine modifications, this spring delivers the precise control you need.