RK 1230-1713 4107-098DGX 520 Aluminum Race Chain and Sprocket Kit Chain and Sprocket Kit - 520 Aluminum Race - Gold - Yamaha YZF-R1 -'09-'14 Brand_Trail Tech 1977-1978 Honda XL125K 1975-1979 Honda

1977-1978 Honda XL125K 1975-1979 Honda CB125S 1977 Honda CT125 1979-1980 Honda XL100S 1979-1985 Honda XL125S 1979-1985

500" Units Set Riding Style Street

Designed to work with Drag Specialties Low Profile Solo seats with the EZ Mount system

25" in the handlebar clamping area

RK 1230-1713 4107-098DGX 520 Aluminum Race Chain and Sprocket Kit Chain and Sprocket Kit - 520 Aluminum Race - Gold - Yamaha YZF-R1 -'09-'14 Brand_Trail Tech 1977-1978 Honda XL125K 1975-1979 HondaFeatures 520 Aluminum Race kit features RKs premium, lightweight XW ring sealed racing chain with a gold finish Kit includes a premium Driven 7075 T6511 lightweight Aluminum black hard anodized rear sprocket paired with Driven C45 steel case hardened and quenched front sprockets Kit includes one tooth smaller than stock front sprocket RKs 520 Aluminum Race Kit combines the enhanced performance of race gearing and lightweight rear sprockets to reduce