Manufactured by Namura Kit includes piston, rings, pin, clips 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 Kit is for .040 over bore size 86.00mm Piston is 85.97mm Made in Taiwan Fits 2004 Honda Rancher 400 4x4 AT TRX400FA 2004 Honda Rancher 400 4x4 AT GPScape TRX400FGA 2005 Honda Rancher 400 4x4 AT TRX400FA 2005 Honda Rancher 400 4x4 AT GPScape TRX400FGA 2006 Honda Rancher 400 4x4 AT TRX400FA 2006 Honda Rancher 400 4x4 AT GPScape TRX400FGA 2007 Honda Rancher 400 4x4 AT TRX400FA 2007 Honda Rancher 400 4x4 AT GPScape TRX400FGA