Dirt Tricks Zirconium Rear Sprocket for Kawasaki KX250F – 49 Tooth, Chromatic Black Finish

The Dirt Tricks Zirconium Rear Sprocket, part number KX-49-Z-C, is engineered for high-performance off-road riding on Kawasaki KX250F models from 2004 to 2013. Designed and patented by Dirt Tricks president and engineer Greg Burns in 2002, this sprocket combines advanced aerospace steel knowledge, heat treatment techniques, and finite element analysis to deliver exceptional durability and strength. Its minimalist design ensures a lightweight profile comparable to aluminum while providing the toughness necessary for a full season of aggressive riding.
The Zirconium coating reduces friction by up to 50%, significantly enhancing efficiency and wear resistance. This coating also provides a sleek, sharp appearance that stands out on the trail or track. The sprocket's construction is over 2.5 times stronger than stainless steel, offering long-lasting performance even under tough conditions.
Featuring a 49-tooth configuration, this sprocket is compatible with 520 chain systems and is ideal for riders seeking increased durability and a stylish look without sacrificing weight. The chromatic black finish adds a modern, aggressive aesthetic to your bike, complementing other performance components. Dirt Tricks backs this sprocket with a one-year guarantee, ensuring you get a reliable, high-quality product that withstands the rigors of off-road riding. Whether you're racing or trail riding, this sprocket provides the resilience and performance needed to keep your bike on the trail and out of the shop.

Features:

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

• Constructed to last an entire season of hard riding while maintaining a lightweight aluminum-like profile

• Diamond Black and Chromatic finishes utilizing innovative design for reduced weight and striking appearance

• Zirconium coating reduces friction by up to 50%, increases durability, and offers a sharp, modern look

• Over 2.5 times stronger than stainless steel with a minimalist design for durability and aesthetics

• Backed by a one-year guarantee for reliability and peace of mind

Fits,
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