Crankshaft connecting rod assembly for CF500 ATV and UTV engines.Compatible with CF CF500 ATV, CF188 ATV, UTV models including UForce U500 and U5, side-by-side vehicles, and quad go-kart applications.Fits models: X5, U5, CF500, CF500-2, CF500-2A, CF500-3, CF500-A, and 188 series.Part number 0180-0410002011.Designed as a direct replacement for the crankshaft assembly in 500cc engines.