DIRT TRICKS
DIRT TRICKS Chromoly Steel and Zirconium Rear Sprocket 49T for 520 Chain
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DIRT TRICKS Chromoly Steel and Zirconium Rear Sprocket 49T for 520 Chain
The Dirt Tricks HV-49-Z-C rear sprocket, engineered by Dirt Tricks founder Greg Burns, combines durability and lightweight design for demanding off-road conditions. Crafted from advanced aerospace steels with specialized heat treatments, this sprocket is built to withstand a full season of intense riding. Its unique minimalist design ensures strength—being 2.5 times more resilient than stainless steel—while maintaining a weight comparable to aluminum, offering an optimal balance of durability and performance.
Our innovative Zirconium coating reduces friction by up to 50%, significantly increasing the sprocket's longevity and efficiency. The Chromatic finish provides a sleek, sharp appearance, making it an excellent upgrade for riders seeking both style and function. The sprocket's design incorporates FEA stress analysis, ensuring it can handle the rigors of off-road riding without compromise.
This product includes a one-year guarantee, reflecting our confidence in its quality and durability. Whether you're racing or trail riding, the Dirt Tricks HV-49-Z-C rear sprocket provides a reliable, high-performance solution designed for longevity and exceptional strength. Its compatibility with 520 chain systems makes it a versatile upgrade for many off-road bikes, delivering consistent performance and reduced maintenance intervals.
Features:
- Designed and patented by Dirt Tricks president 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, featuring revolutionary weight reduction and color options
- Zirconium coating reduces friction by up to 50%, enhances durability, and provides a sharp, sleek appearance
- 2.5 times stronger than stainless steel with a minimalist design for optimal strength and weight savings
- Includes a one-year replacement guarantee in case of wear or failure
US Dollars