Fits For CR-125 CR125R 2000 2001 2002 End Piston Gasket Kit w/ Pin Bearing Piston kit with gasket set and piston pin bearing for end rebuild.Includes one standard bore piston kit consisting of piston, rings, wrist pin, and circlips.Piston size is 53.94mm designed for a 54.00mm cylinder bore.Also includes a complete end gasket kit with powervalve gaskets and a piston pin bearing.Designed for use in two-stroke engines requiring a full end replacement.All measurements are approximate and taken manually.