TOP END PISTON KIT VERTEX 53.93MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Stock Item:Default Title Produced with high-quality technopolymers that

Produced with high-quality technopolymers that offer a balance of stiffness and flexibility

Flexible yet strong construction to prevent snapping under moderate stress

High-flow push-button bleeder replacement valve for quick pressure adjustment

FX450 17-18

TOP END PISTON KIT VERTEX 53.93MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Stock Item:Default Title Produced with high-quality technopolymers thatVertex Pistons have launched a new version for 2 stroke off road pistons named Race Evolution. These exotic pistons, tested by the existing supported racing teams, are specifically for racing application and stand out from the other product lines by reduced top land, 0,8 mm special ring, special MoS2 coating featured by specific pockets to facilitate cylinder piston smoothness and new special dedicated racing profile. Features that make these Vertex