WSM Piston Assembly - Yamaha - +.5 mm 010-872-05K Factory Classic Don T-Shirt check with manufacturer to ensure

check with manufacturer to ensure proper fitment

When using any Graves performance system on the 15-19 R1 Flash Tune products are recommended to enhance the bikes performance everywhere

Deep but quiet sound

The seat foam can easily be trimmed using a razor blade or shaped using a sanding pad

Graves Motorsports Yamaha R1 54mm Stepped Steering Damper Clamp Mount

WSM Piston Assembly - Yamaha - +.5 mm 010-872-05K Factory Classic Don T-Shirt check with manufacturer to ensureQuality 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