WSM Piston Kit - Yamaha - Standard 50-530PK Bionic-10 Carbon Knee Brace Set passes through the backing plate

passes through the backing plate and exits at the mouth of the throttle body through proprietary shooter tubes

style and price Class-leading power Expanded end and rolled tips Same construction and sound as the Cobra short RPT systems Available in chrome Made in the U

Internal toe box and heel counter reinforcement is layered under the upper for more ergonomic design

Fitment: 2015 - 2019 Yamaha R1 / R1M

Expands the lifetime of graphics

WSM Piston Kit - Yamaha - Standard 50-530PK Bionic-10 Carbon Knee Brace Set passes through the backing plateQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves