This is a new in the package piston ring set for the XL250 XL250R (1982 1983) and the XR250 XR250R (1979-1982) single cylinder, four-stroke Honda motorcycles. This is a standard size ring set for a stock, standard piston size.   This has the 2 compression rings and the lower 3pc oil control ring..everything to  get your piston compression/engine back where it should be.   Get your old bike up and running again. We only sell the best! This is a top-quality aftermarket item. This is correct replacement for part # 13011-471-003.  Good stuff if you are riding or restoring or AHRMA racing these cool bikes.