DIRT TRICKS YZ250X and KX450F Rear Zirconium Sprocket Part YK2-12 – Durable, Lightweight Off-Road Sprocket

The Dirt Tricks Zirconium Rear Sprocket, part number YK2-12, is engineered for demanding off-road riding and designed to withstand the rigors of a full season. Developed by Dirt Tricks founder Greg Burns in 2002, this sprocket leverages aerospace-grade steels, advanced heat treatments, and finite element analysis to optimize strength and durability. Its unique minimalist design offers a sleek appearance while providing exceptional performance and longevity. The Zirconium coating reduces friction by up to 50%, which enhances efficiency and extends component life, making it an ideal upgrade for serious riders. This sprocket is 2.5 times stronger than stainless steel counterparts, combining durability with lightweight construction to improve overall bike handling and reduce unsprung weight. Backed by a one-year guarantee, the Dirt Tricks Zirconium Rear Sprocket ensures reliability for competitive racing or intense trail riding. Its corrosion-resistant finish maintains a sharp appearance even after exposure to mud, water, and debris, ensuring consistent performance season after season. Suitable for a range of Yamaha YZ and Kawasaki KX models, this sprocket is a vital component for riders seeking durability and performance in their drivetrain. Whether you're upgrading your bike for motocross or trail riding, the Dirt Tricks Zirconium Rear Sprocket offers a premium combination of strength, weight savings, and corrosion resistance, making it a top choice for off-road enthusiasts.

Features:

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

• Constructed to last an entire riding season, with a weight comparable to aluminum for enhanced performance

• Available in Diamond Black, Chromatic, and revolutionary Zirconium coatings that reduce friction and increase lifespan

• Lighter than twin metal designs, with a premium coating that cuts friction by up to 50% and boosts durability

• 2.5 times stronger than stainless steel, featuring a minimalist design for a sleek appearance and improved performance

• Backed by a one-year guarantee, ensuring confidence in quality and longevity

Fits,
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 KX250 2001
Kawasaki KX250 2003
Kawasaki KX250 1999
Kawasaki KX250 2000
Kawasaki KX250 2002
Kawasaki KX250 2004
Kawasaki KX250 2005
Kawasaki KX250 2006
Kawasaki KX250 2007
Kawasaki KX250 2008
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
Yamaha WR426F 2001
Yamaha WR426F 2002
Yamaha WR450F 2003
Yamaha WR450F 2004
Yamaha WR450F 2005
Yamaha WR450F 2006
Yamaha WR450F 2007
Yamaha WR450F 2008
Yamaha WR450F 2009
Yamaha WR450F 2010
Yamaha WR450F 2011
Yamaha WR450F 2012
Yamaha WR450F 2013
Yamaha WR450F 2014
Yamaha WR450F 2015
Yamaha WR450F 2016
Yamaha WR450F 2017
Yamaha WR450F 2018
Yamaha WR450F 2019
Yamaha WR450F 2020
Yamaha WR450F 2021
Yamaha WR450F 2022
Yamaha WR450F 2023
Yamaha WR450F 2024
Yamaha YZ250 1999
Yamaha YZ250 2000
Yamaha YZ250 2001
Yamaha YZ250 2002
Yamaha YZ250 2003
Yamaha YZ250 2004
Yamaha YZ250 2005
Yamaha YZ250 2006
Yamaha YZ250 2007
Yamaha YZ250 2008
Yamaha YZ250 2009
Yamaha YZ250 2010
Yamaha YZ250 2011
Yamaha YZ250 2012
Yamaha YZ250 2013
Yamaha YZ250 2014
Yamaha YZ250 2015
Yamaha YZ250 2016
Yamaha YZ250 2017
Yamaha YZ250 2018
Yamaha YZ250 2019
Yamaha YZ250 2020
Yamaha YZ250 2021
Yamaha YZ250 2022
Yamaha YZ250 2023
Yamaha YZ250 2024
Yamaha YZ250X 2016
Yamaha YZ250X 2017
Yamaha YZ250X 2018
Yamaha YZ250X 2019
Yamaha YZ250X 2020
Yamaha YZ250X 2021
Yamaha YZ250X 2022
Yamaha YZ250X 2023
Yamaha YZ250X 2024
Yamaha YZ400F 1999
Yamaha YZ426F 2000
Yamaha YZ426F 2001
Yamaha YZ426F 2002
Yamaha YZ450F 2003
Yamaha YZ450F 2004
Yamaha YZ450F 2005
Yamaha YZ450F 2006
Yamaha YZ450F 2007
Yamaha YZ450F 2008
Yamaha YZ450F 2009
Yamaha YZ450F 2010
Yamaha YZ450F 2011
Yamaha YZ450F 2012
Yamaha YZ450F 2013
Yamaha YZ450F 2014
Yamaha YZ450F 2015
Yamaha YZ450F 2016
Yamaha YZ450F 2017
Yamaha YZ450F 2018
Yamaha YZ450F 2019
Yamaha YZ450F 2020
Yamaha YZ450F 2021
Yamaha YZ450F 2022
Yamaha YZ450F 2023
Yamaha YZ450F 2024
Yamaha YZ450FX 2017
Yamaha YZ450FX 2016
Yamaha YZ450FX 2018
Yamaha YZ450FX 2019
Yamaha YZ450FX 2020
Yamaha YZ450FX 2021
Yamaha YZ450FX 2022
Yamaha YZ450FX 2023
Yamaha YZ450FX 2024