Dirt Tricks Zirconium Rear Sprocket for Yamaha YZ450F and More – 51 Tooth, 520 Chain, Chromoly Steel with Zirconium Coating

The Dirt Tricks Zirconium Rear Sprocket, part number YZ-51-Z-C, is engineered specifically for high-performance off-road riding on Yamaha models including the YZ450F, YZ250FX, YZ250X, WR250F, and WR450F from 2015 to 2022. Designed by founder Greg Burns, this sprocket combines aerospace-grade steels with advanced heat treatments and finite element analysis to deliver exceptional durability and strength. Its innovative minimalist design features a lightweight construction that is 2.5 times stronger than stainless steel, ensuring it withstands the rigors of a full season of aggressive riding. The sprocket's zirconium coating significantly reduces friction by up to 50%, which enhances efficiency and extends the lifespan of both the sprocket and chain, while its sleek appearance adds a TRICK look to your bike. The Chromatic finish provides a distinctive aesthetic that stands out on the trail or track. This sprocket is compatible with 520 chain systems and is designed to fit specific Yamaha models from 2015 through 2022, making it a versatile upgrade for serious off-road enthusiasts. Backed by a two-year guarantee, the Dirt Tricks Zirconium Rear Sprocket offers a reliable, durable solution to improve your motorcycle’s performance and longevity. It’s not just a sprocket; it’s a performance upgrade that combines cutting-edge materials and design to meet the demands of off-road riding.

Features:

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

• Built to last an entire season of aggressive riding while maintaining a lightweight profile comparable to aluminum

• Available in Diamond Black and Chromatic finishes, offering innovative weight reduction and vibrant color options

• Lighter than twin metal designs with a zirconium coating that reduces friction by up to 50%, increases durability, and enhances appearance

• 2.5 times stronger than stainless steel, featuring a minimalist design for optimized performance and style

• Backed by a two-year guarantee, ensuring quality and reliability for demanding off-road conditions

Fits,
Yamaha WR250F 2001
Yamaha WR250F 2002
Yamaha WR250F 2003
Yamaha WR250F 2004
Yamaha WR250F 2005
Yamaha WR250F 2006
Yamaha WR250F 2007
Yamaha WR250F 2008
Yamaha WR250F 2009
Yamaha WR250F 2010
Yamaha WR250F 2011
Yamaha WR250F 2012
Yamaha WR250F 2013
Yamaha WR250F 2014
Yamaha WR250F 2015
Yamaha WR250F 2016
Yamaha WR250F 2017
Yamaha WR250F 2018
Yamaha WR250F 2019
Yamaha WR250F 2020
Yamaha WR250F 2021
Yamaha WR250F 2022
Yamaha WR250F 2023
Yamaha WR250F 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 YZ125 1999
Yamaha YZ125 2000
Yamaha YZ125 2001
Yamaha YZ125 2002
Yamaha YZ125 2003
Yamaha YZ125 2004
Yamaha YZ125 2005
Yamaha YZ125 2006
Yamaha YZ125 2007
Yamaha YZ125 2008
Yamaha YZ125 2009
Yamaha YZ125 2010
Yamaha YZ125 2011
Yamaha YZ125 2012
Yamaha YZ125 2013
Yamaha YZ125 2014
Yamaha YZ125 2015
Yamaha YZ125 2016
Yamaha YZ125 2017
Yamaha YZ125 2018
Yamaha YZ125 2019
Yamaha YZ125 2020
Yamaha YZ125 2021
Yamaha YZ125 2022
Yamaha YZ125 2023
Yamaha YZ125 2024
Yamaha YZ125X 2020
Yamaha YZ125X 2021
Yamaha YZ125X 2022
Yamaha YZ125X 2023
Yamaha YZ125X 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 YZ250F 2001
Yamaha YZ250F 2002
Yamaha YZ250F 2003
Yamaha YZ250F 2004
Yamaha YZ250F 2005
Yamaha YZ250F 2006
Yamaha YZ250F 2007
Yamaha YZ250F 2008
Yamaha YZ250F 2009
Yamaha YZ250F 2010
Yamaha YZ250F 2011
Yamaha YZ250F 2012
Yamaha YZ250F 2013
Yamaha YZ250F 2014
Yamaha YZ250F 2015
Yamaha YZ250F 2016
Yamaha YZ250F 2017
Yamaha YZ250F 2018
Yamaha YZ250F 2019
Yamaha YZ250F 2020
Yamaha YZ250F 2021
Yamaha YZ250F 2022
Yamaha YZ250F 2023
Yamaha YZ250F 2024
Yamaha YZ250FX 2015
Yamaha YZ250FX 2016
Yamaha YZ250FX 2017
Yamaha YZ250FX 2018
Yamaha YZ250FX 2019
Yamaha YZ250FX 2020
Yamaha YZ250FX 2021
Yamaha YZ250FX 2022
Yamaha YZ250FX 2023
Yamaha YZ250FX 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