From preseason prep, mid-season repair, to post-season refresh, ProX bridges the gap between OE+ quality and affordability with its snowmobile pistons, bearings and gaskets. Now, these components are available in convenient rebuild kits, bundling everything needed for a reliable top end rebuild under one part number.
- Comprehensive and convenient kit includes pistons, rings, pins, locks, small-end bearings, and complete gasket kit
- Cast with proprietary hypereutectic alloy, optimizing thermal expansion and improving strength in critical areas
- Designed for skirt stability and optimized piston-to-wall clearance
- Hard-anodized crown and ring grooves protect against damaging heat, eliminating ring micro-welding and extending service life
- MOS2 skirt coating improves break-in and resists piston and cylinder wear
- Two-ring design updates for certain OE single-ring applications for improved performance and extended life
- Includes all gaskets and seals needed w/ varying thickness options included for certain applications






