Manufactured by Namura Kit includes pistons, rings, pins, clips, top end gasket kit you get exactly what is pictured Cast piston has super-high silicone content for additional strength Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life Piston dome is anodized for superior heat resistance and longer lifespan Namura gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end Kit is for standard bore size 93.00mm Size A pistons are 92.95mm Made in Taiwan Fits 2015 Polaris RZR 900 2015 Polaris RZR 900 EPS 2015 Polaris RZR 900 XC 2015 Polaris RZR S 900 2016 Polaris RZR 900 2016 Polaris RZR-4 900 2017 Polaris RZR 900 2017 Polaris RZR-4 900