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: 39
Fits: Aprilia RS 125 1999-2005 RS125 1998 Cagiva 125 MITO 2008-2009 125 MITO 1 SPORTS 1991-1993 125 MITO 2 SPORTS 1994-2007 Mito Evolution 1994-2008 Mito SP525 2008-2011 Raptor 125 2004-2011