Renthal 510U-520-45P-HA Ultralight Rear Sprocket 520 Pitch 45 Tooth

The Renthal Ultralight rear sprocket combines race-proven performance with significant weight savings for serious riders. Precision CNC-machined from a specially enhanced 7075-T6 aluminum alloy, this sprocket delivers exceptional strength while reducing rotating mass compared to steel alternatives.

Key Features:

• 520 pitch with 45 teeth for optimized gearing
• Self-cleaning mud grooves prevent dirt buildup and extend chain life
• Hard anodized finish in signature Renthal gold for superior wear resistance
• Ultralight design reduces unsprung weight for improved suspension performance
• CNC-machined to aerospace tolerances for perfect tooth profile
• Drilled weight-reduction holes maintain structural integrity
• Compatible with standard 520 pitch chains

Renthal Ultralight sprockets are the choice of championship-winning teams worldwide, offering the perfect balance of durability and performance for motocross, supercross, and off-road racing applications.