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: 428
Teeth: 49
NOTE: Actual sprocket design may be different from the image above.
1974 Yamaha DT125
1975 Yamaha DT125
1976 Yamaha DT125
1977 Yamaha DT125
1978 Yamaha DT125
1978 Yamaha DT175
1979 Yamaha DT125
1979 Yamaha DT175
1980 Yamaha DT125
1980 Yamaha DT175
1981 Yamaha DT125
1981 Yamaha DT175
1982 Yamaha DT175
1983 Yamaha DT175
1984 Yamaha DT175
1985 Yamaha DT175
1986 Yamaha DT175
1987 Yamaha DT175
1988 Yamaha DT175
1989 Yamaha DT175
1990 Yamaha DT175
1991 Yamaha DT175
1992 Yamaha DT175
1993 Yamaha DT175
1994 Yamaha DT175
1995 Yamaha DT175
1996 Yamaha DT175
1997 Yamaha DT175
1998 Yamaha DT175
1999 Yamaha DT175
2000 Yamaha DT175
2001 Yamaha DT175
2002 Yamaha DT175
2002 Yamaha TTR125L Disc Brake
2003 Yamaha DT175
2003 Yamaha TTR125L Disc Brake
2004 Yamaha DT175
2004 Yamaha TTR125L Disc Brake
2005 Yamaha DT175
2006 Yamaha DT175
2007 Yamaha TTR125 E Small Wheel
2007 Yamaha TTR125 LWE Big Wheel
2008 Yamaha TTR125 E Small Wheel
2008 Yamaha TTR125 LWE Big Wheel
2009 Yamaha TTR125 E Small Wheel
2009 Yamaha TTR125 LWE Big Wheel
2010 Yamaha TTR125 LWE Big Wheel
MTX 843 Steel Rear Sprocket #428 (11-276)
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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: 428
Teeth: 49
NOTE: Actual sprocket design may be different from the image above.
1974 Yamaha DT125
1975 Yamaha DT125
1976 Yamaha DT125
1977 Yamaha DT125
1978 Yamaha DT125
1978 Yamaha DT175
1979 Yamaha DT125
1979 Yamaha DT175
1980 Yamaha DT125
1980 Yamaha DT175
1981 Yamaha DT125
1981 Yamaha DT175
1982 Yamaha DT175
1983 Yamaha DT175
1984 Yamaha DT175
1985 Yamaha DT175
1986 Yamaha DT175
1987 Yamaha DT175
1988 Yamaha DT175
1989 Yamaha DT175
1990 Yamaha DT175
1991 Yamaha DT175
1992 Yamaha DT175
1993 Yamaha DT175
1994 Yamaha DT175
1995 Yamaha DT175
1996 Yamaha DT175
1997 Yamaha DT175
1998 Yamaha DT175
1999 Yamaha DT175
2000 Yamaha DT175
2001 Yamaha DT175
2002 Yamaha DT175
2002 Yamaha TTR125L Disc Brake
2003 Yamaha DT175
2003 Yamaha TTR125L Disc Brake
2004 Yamaha DT175
2004 Yamaha TTR125L Disc Brake
2005 Yamaha DT175
2006 Yamaha DT175
2007 Yamaha TTR125 E Small Wheel
2007 Yamaha TTR125 LWE Big Wheel
2008 Yamaha TTR125 E Small Wheel
2008 Yamaha TTR125 LWE Big Wheel
2009 Yamaha TTR125 E Small Wheel
2009 Yamaha TTR125 LWE Big Wheel
2010 Yamaha TTR125 LWE Big Wheel
