TOP END PISTON KIT VERTEX 53.94MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Stock Item:TOP END PISTON KIT VERTEX 53.94MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Available in black (0507

Available in black (0507

Standard assembly leaves license plate in the same position as original homologation*

Sealed Maintenance Free batteries: All BA K

The TM418 adapts to every type of handlebar and rear-view mirror

TOP END PISTON KIT VERTEX 53.94MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Stock Item:TOP END PISTON KIT VERTEX 53.94MM RACE EVOLUTION YAMAHA WR125 05-21 YZ125 05-21 Available in black (0507Vertex Pistons has introduced a new line called Race Evolution, specifically designed for 2 stroke off road racing applications. These high performance pistons have been rigorously tested by supported racing teams and feature several advancements tailored for competitive racing. Key Innovations: Reduced Top Land: Minimizes piston weight and optimizes combustion chamber dynamics, enhancing engine efficiency. Special 0. 8 mm Ring: This thinner ring