Offers excellent resistance to heavy mechanical loads thanks to a forged Pro Race design specially developed for high-performance 4-stroke engines.

Improves power, engine response and reliability while reducing friction and thermal stress in intensive use.

Offers excellent resistance to heavy mechanical loads thanks to a forged racing design specially developed for high-performance 4-stroke engines.

Improves power, engine response and reliability while reducing friction and thermal stress in intensive motocross or competition use.

Offers excellent wear resistance thanks to high-performance manufacturing with reinforced surface treatment for 4-stroke motocross and sport quad engines.

Excellent wear resistance and secure piston pin retention thanks to high-precision manufacturing in high-strength spring steel.

Ensures optimum maintenance of engine compression while reducing friction and power loss in intensive motocross or competition use.

Ensures optimum compression, improves engine performance and guarantees longer life in intensive use.

Offers excellent resistance to high mechanical loads thanks to a high-performance forged racing design, specially adapted to 4-stroke motocross engines.

Improves power, engine responsiveness and reliability while reducing friction and thermal stress in intensive use or competition.

Offers excellent resistance to high mechanical loads thanks to a high-performance forged racing design, specially developed for 4-stroke motocross engines.

Offers excellent resistance to high mechanical loads thanks to a high-performance forged racing design, specially developed for 4-stroke motocross engines.