Renthal 210U-520-43P-HA Ultralight Rear Sprocket 520 Chain 43 Tooth

The Renthal Ultralight Rear Sprocket is engineered for maximum performance in demanding motorcycle applications including supercross, motocross, enduro, and street riding. This precision-manufactured sprocket features 43 teeth and is designed for 520 pitch chains with a hard anodized gold finish.

Key Features:

• CNC-machined from high-strength 7075 T-6 aluminum alloy for exceptional durability
• 66% lighter than steel sprockets while maintaining incredible strength
• Hard anodized surface finish significantly increases wear resistance and longevity
• Self-cleaning mud grooves machined at each tooth prevent dirt buildup
• Advanced tooth profile ensures smooth chain engagement for maximum power transfer
• Manufactured to extremely tight tolerances for precise fit and concentricity
• Computer-aided ultralight design reduces unsprung weight at the rear wheel

Renthal's combination of high-strength base material and exceptionally hard-wearing surface treatment delivers significantly increased sprocket life compared to competing brands. The 210U series sprocket is a direct replacement rear chainwheel trusted by factory race teams worldwide across World Superbike and National Superbike paddocks.