WSM Piston Kit - Yamaha - +1 mm 50-530-07PK MotoCool Expert Coolant Upper chest zippered hand pockets

Upper chest zippered hand pockets work in tandem with the direct ventilation openings to ensure personalized levels of cooling airflow

Same industry-leading Twin Air Filter you are used to

Thermoplastic Polyurethane (TPU) injected knuckle protection system to absorb and dissipate impact

mounting brackets and hardware Measures 2

Ball joint kits are sold per A-arm and come with snap ring and cotter pin

WSM Piston Kit - Yamaha - +1 mm 50-530-07PK MotoCool Expert Coolant Upper chest zippered hand pocketsQuality 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