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: 520 Teeth: 13
Fits: GasGas EC125 2007-2014 Yamaha DT200R 1989-1998 DT230 1997-2004 WR200 1991-1998 YZ125 1987-1992 1994-2004