WSM Piston Kit - Polaris - +1 mm 50-305-07PK Core Airflow Leather Jacket 100% Acrylic Yarn dye jacquard

100% Acrylic Yarn dye jacquard corp shift logo

Chasing function with 300 different colors and 200 patterns

AMA and FIM enduro legal

The GP Plus v4 also incorporates Alpinestars Composite Stretch Plus

Laser engraved logo

WSM Piston Kit - Polaris - +1 mm 50-305-07PK Core Airflow Leather Jacket 100% Acrylic Yarn dye jacquardQuality 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