Description
The Renthal Rear Sprocket for the 2018-2019 Yamaha MXT 850 Niken is crafted from high-strength 7075-T6 aluminum alloy, making it 66% lighter than steel while maintaining exceptional durability. Designed with an advanced tooth profile, precise concentricity, and a perfect fit, it ensures maximum power transfer and an extended lifespan. The combination of a strong base material and a hard-wearing surface significantly enhances chainwheel longevity. This sprocket features a 520 pitch with 40 teeth and a hard-anodized finish for added durability.








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