DIRT TRICKS Chromoly Steel and Zirconium Rear Sprocket for Kawasaki KX250F - 49 Tooth Black

The DIRT TRICKS Chromoly Steel and Zirconium Rear Sprocket, part number KX-49-D-B, is engineered for high durability and optimal performance on Kawasaki KX250F models from 2004 to 2013. Designed and patented by Dirt Tricks founder Greg Burns, this sprocket combines aerospace-grade steels, advanced heat treatments, and finite element analysis to deliver exceptional strength and longevity. Its unique minimalist design is 2.5 times stronger than stainless steel, ensuring it withstands demanding off-road conditions while maintaining a lightweight profile comparable to aluminum. The sprocket’s black zirconium coating reduces friction by up to 50%, enhances durability, and provides a sleek, sharp appearance, making it an ideal upgrade for serious riders seeking both form and function. Featuring a 49-tooth configuration, this sprocket offers precise gear engagement and smooth power transfer, crucial for competitive and recreational riding alike. Backed by a one-year guarantee, the DIRT TRICKS rear sprocket promises reliability and performance, ensuring that if it wears out during normal use, it will be replaced, providing peace of mind for riders who demand the best in off-road components. Whether you are replacing worn-out stock parts or upgrading for increased durability, this sprocket is designed to withstand the rigors of intense riding while maintaining lightweight efficiency and eye-catching style.

Features:

• Designed and patented by Greg Burns using aerospace steels, heat treatments, and FEA stress analysis

• Built to last an entire season of hard riding while remaining lightweight, comparable in weight to aluminum

• Available in Diamond Black, Chromatic, and Zirconium coatings for enhanced durability and aesthetics

• Zirconium coating reduces friction by up to 50%, increases lifespan, and offers a sharp appearance

• Constructed to be 2.5 times stronger than stainless steel with a minimalist design and appearance

• Backed by a one-year guarantee; replacement if worn out during normal use

Fits,
Kawasaki KDX 200 1984
Kawasaki KDX 200 1990
Kawasaki KDX 200 1996
Kawasaki KDX 200 2003
Kawasaki KDX 200 1985
Kawasaki KDX 200 1986
Kawasaki KDX 200 1987
Kawasaki KDX 200 1988
Kawasaki KDX 200 1989
Kawasaki KDX 200 1991
Kawasaki KDX 200 1992
Kawasaki KDX 200 1993
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Kawasaki KDX 200 1995
Kawasaki KDX 200 1997
Kawasaki KDX 200 1998
Kawasaki KDX 200 1999
Kawasaki KDX 200 2000
Kawasaki KDX 200 2001
Kawasaki KDX 200 2002
Kawasaki KDX 200 2004
Kawasaki KDX 200 2005
Kawasaki KDX 200 2006
Kawasaki KDX 220R 2003
Kawasaki KDX 220R 1997
Kawasaki KDX 220R 1998
Kawasaki KDX 220R 1999
Kawasaki KDX 220R 2000
Kawasaki KDX 220R 2001
Kawasaki KDX 220R 2002
Kawasaki KDX 220R 2004
Kawasaki KDX 220R 2005
Kawasaki KDX 250 1984
Kawasaki KDX 250 1991
Kawasaki KDX 250 1992
Kawasaki KDX 250 1993
Kawasaki KDX 250 1994
Kawasaki KLX450R 2008
Kawasaki KLX450R 2009
Kawasaki KLX450R 2010
Kawasaki KLX450R 2011
Kawasaki KLX450R 2012
Kawasaki KLX450R 2013
Kawasaki KLX450R 2014
Kawasaki KLX450R 2015
Kawasaki KLX450R 2016
Kawasaki KLX450R 2017
Kawasaki KLX450R 2018
Kawasaki KLX450R 2019
Kawasaki KLX450R 2020
Kawasaki KLX450R 2021
Kawasaki KX125 1983
Kawasaki KX125 2001
Kawasaki KX125 1982
Kawasaki KX125 1984
Kawasaki KX125 1985
Kawasaki KX125 1986
Kawasaki KX125 1987
Kawasaki KX125 1988
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Kawasaki KX125 1999
Kawasaki KX125 2000
Kawasaki KX125 2002
Kawasaki KX125 2003
Kawasaki KX125 2004
Kawasaki KX125 2005
Kawasaki KX250 1982
Kawasaki KX250 1989
Kawasaki KX250 2001
Kawasaki KX250 2003
Kawasaki KX250 1983
Kawasaki KX250 1984
Kawasaki KX250 1985
Kawasaki KX250 1986
Kawasaki KX250 1987
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Kawasaki KX250 1990
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Kawasaki KX250 1997
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Kawasaki KX250 2000
Kawasaki KX250 2002
Kawasaki KX250 2004
Kawasaki KX250 2005
Kawasaki KX250 2006
Kawasaki KX250 2007
Kawasaki KX250 2008
Kawasaki KX250F 2014
Kawasaki KX250F 2004
Kawasaki KX250F 2005
Kawasaki KX250F 2006
Kawasaki KX250F 2007
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Kawasaki KX250F 2009
Kawasaki KX250F 2010
Kawasaki KX250F 2011
Kawasaki KX250F 2012
Kawasaki KX250F 2013
Kawasaki KX250F 2015
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Kawasaki KX250F 2017
Kawasaki KX250F 2018
Kawasaki KX250F 2019
Kawasaki KX250F 2020
Kawasaki KX250F 2021
Kawasaki KX250F 2022
Kawasaki KX250F 2023
Kawasaki KX250F 2024
Kawasaki KX450F 2010
Kawasaki KX450F 2015
Kawasaki KX450F 2006
Kawasaki KX450F 2007
Kawasaki KX450F 2008
Kawasaki KX450F 2009
Kawasaki KX450F 2011
Kawasaki KX450F 2012
Kawasaki KX450F 2013
Kawasaki KX450F 2014
Kawasaki KX450F 2016
Kawasaki KX450F 2017
Kawasaki KX450F 2018
Kawasaki KX450F 2019
Kawasaki KX450F 2020
Kawasaki KX450F 2021
Kawasaki KX450F 2022
Kawasaki KX450F 2023
Kawasaki KX450F 2024
Kawasaki KX500 1997
Kawasaki KX500 1985
Kawasaki KX500 1986
Kawasaki KX500 1987
Kawasaki KX500 1988
Kawasaki KX500 1989
Kawasaki KX500 1990
Kawasaki KX500 1991
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Kawasaki KX500 1998
Kawasaki KX500 1999
Kawasaki KX500 2000
Kawasaki KX500 2001
Kawasaki KX500 2002
Kawasaki KX500 2003
Kawasaki KX500 2004
Suzuki RM-Z250 2004
Suzuki RM-Z250 2005
Suzuki RM-Z250 2006