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The PROX Piston Kit (Part Number 01.4121.B) is a high-quality OEM replacement designed specifically for Kawasaki KX85 models. Manufactured in Japan, this kit features a precision-cast piston made from a high-silicon-content aluminum alloy that meets or exceeds OEM standards. The manufacturing process ensures durability, reliability, and optimal performance for demanding motocross applications. Each kit includes a piston, ring set, wrist pin, and circlips, providing all necessary components for a complete rebuild or upgrade.
Designed with tight tolerances and CNC-machined to exact specifications, the PROX piston ensures a perfect fit and smooth operation within your engine. The high-silicon alloy enhances wear resistance and minimizes piston slap, contributing to longer engine life and consistent performance. Whether you're restoring a Kawasaki KX85 or upgrading for competitive riding, this piston kit offers a trusted OEM solution that combines quality craftsmanship with precise engineering.
Engineered to meet stringent OEM standards, the PROX piston kit delivers reliable power, improved efficiency, and peace of mind during high-performance riding. Easy to install and backed by PROX's reputation for quality, this piston kit is an ideal choice for motocross enthusiasts seeking durability and precision in their engine components.
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