MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets. OEM replacement Exceeds OEM specifications Heat treated and hand finished Pitch: 530 Teeth: 41
Fits: Yamaha RD250 1978-1979 RD400 1976-1980 XS250 1978-1981 XS250S 1981-1983 XS400 1978-1983 XS500 (ALLOY WHEEL) 1976-1978