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
Constructed from C49 high carbon steel
Pitch: 520
Teeth: 12
NOTE: Actual sprocket design may be different from the image above.
          
            
1987 Yamaha YZ125
            
          
            
1988 Yamaha YZ125
            
          
            
1989 Yamaha DT200R
            
          
            
1989 Yamaha YZ125
            
          
            
1990 Yamaha DT200R
            
          
            
1990 Yamaha YZ125
            
          
            
1991 Yamaha DT200R
            
          
            
1991 Yamaha WR200
            
          
            
1991 Yamaha YZ125
            
          
            
1992 Yamaha DT200R
            
          
            
1992 Yamaha WR200
            
          
            
1992 Yamaha YZ125
            
          
            
1993 Yamaha DT200R
            
          
            
1993 Yamaha WR200
            
          
            
1993 Yamaha YZ125
            
          
            
1994 Yamaha DT200R
            
          
            
1994 Yamaha WR200
            
          
            
1994 Yamaha YZ125
            
          
            
1995 Yamaha DT200R
            
          
            
1995 Yamaha WR200
            
          
            
1995 Yamaha YZ125
            
          
            
1996 Yamaha DT200R
            
          
            
1996 Yamaha WR200
            
          
            
1996 Yamaha YZ125
            
          
            
1997 Yamaha DT200R
            
          
            
1997 Yamaha DT230
            
          
            
1997 Yamaha WR200
            
          
            
1997 Yamaha YZ125
            
          
            
1998 Yamaha DT200R
            
          
            
1998 Yamaha DT230
            
          
            
1998 Yamaha WR200
            
          
            
1998 Yamaha YZ125
            
          
            
1999 Yamaha DT230
            
          
            
1999 Yamaha YZ125
            
          
            
2000 Yamaha DT230
            
          
            
2000 Yamaha YZ125
            
          
            
2001 Yamaha DT230
            
          
            
2001 Yamaha YZ125
            
          
            
2002 Yamaha DT230
            
          
            
2002 Yamaha YZ125
            
          
            
2003 Yamaha DT230
            
          
            
2003 Yamaha YZ125
            
          
            
2004 Yamaha DT230
            
          
            
2004 Yamaha YZ125
            
          
            
2007 GasGas EC125
            
          
            
2008 GasGas EC125
            
          
            
2009 GasGas EC125
            
          
            
2010 GasGas EC125
            
          
            
2011 GasGas EC125
            
          
            
2012 GasGas EC125
            
          
            
2013 GasGas EC125
            
          
            
2014 GasGas EC125
            
          
            
          
            
          
        
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
Constructed from C49 high carbon steel
Pitch: 520
Teeth: 12
NOTE: Actual sprocket design may be different from the image above.
          
            
1987 Yamaha YZ125
            
          
            
1988 Yamaha YZ125
            
          
            
1989 Yamaha DT200R
            
          
            
1989 Yamaha YZ125
            
          
            
1990 Yamaha DT200R
            
          
            
1990 Yamaha YZ125
            
          
            
1991 Yamaha DT200R
            
          
            
1991 Yamaha WR200
            
          
            
1991 Yamaha YZ125
            
          
            
1992 Yamaha DT200R
            
          
            
1992 Yamaha WR200
            
          
            
1992 Yamaha YZ125
            
          
            
1993 Yamaha DT200R
            
          
            
1993 Yamaha WR200
            
          
            
1993 Yamaha YZ125
            
          
            
1994 Yamaha DT200R
            
          
            
1994 Yamaha WR200
            
          
            
1994 Yamaha YZ125
            
          
            
1995 Yamaha DT200R
            
          
            
1995 Yamaha WR200
            
          
            
1995 Yamaha YZ125
            
          
            
1996 Yamaha DT200R
            
          
            
1996 Yamaha WR200
            
          
            
1996 Yamaha YZ125
            
          
            
1997 Yamaha DT200R
            
          
            
1997 Yamaha DT230
            
          
            
1997 Yamaha WR200
            
          
            
1997 Yamaha YZ125
            
          
            
1998 Yamaha DT200R
            
          
            
1998 Yamaha DT230
            
          
            
1998 Yamaha WR200
            
          
            
1998 Yamaha YZ125
            
          
            
1999 Yamaha DT230
            
          
            
1999 Yamaha YZ125
            
          
            
2000 Yamaha DT230
            
          
            
2000 Yamaha YZ125
            
          
            
2001 Yamaha DT230
            
          
            
2001 Yamaha YZ125
            
          
            
2002 Yamaha DT230
            
          
            
2002 Yamaha YZ125
            
          
            
2003 Yamaha DT230
            
          
            
2003 Yamaha YZ125
            
          
            
2004 Yamaha DT230
            
          
            
2004 Yamaha YZ125
            
          
            
2007 GasGas EC125
            
          
            
2008 GasGas EC125
            
          
            
2009 GasGas EC125
            
          
            
2010 GasGas EC125
            
          
            
2011 GasGas EC125
            
          
            
2012 GasGas EC125
            
          
            
2013 GasGas EC125
            
          
            
2014 GasGas EC125
            
          
            
          
            
          
        
 
   
   
   
  