PROX offers you a cast piston kit designed for high-performance 2-stroke engines, offering an excellent compromise between reliability, performance and durability in intensive use. Made from high-quality cast aluminum, this piston provides good resistance to heat, high stress and wear, while guaranteeing constant engine stability even at high engine speeds. Its precision design improves combustion chamber tightness to optimize compression, combustion and overall engine efficiency. Thanks to its lightweight, balanced structure, it promotes smooth rev-up and consistent performance across the entire operating range.

Fits on :

YAMAHA YZ 125 2026

YAMAHA YZ 125 2025

YAMAHA YZ 125 2025

YAMAHA YZ 125 2024

YAMAHA YZ 125 2024

YAMAHA YZ 125 2023

YAMAHA YZ 125 2023

YAMAHA YZ 125 2022

YAMAHA YZ 125 2022

YAMAHA YZ 125 X 2026

YAMAHA YZ 125 X 2025

YAMAHA YZ 125 X 2024

YAMAHA YZ 125 X 2023