Renthal MX Ultralight Grooved Rear Sprocket 51T 520

The Renthal MX Ultralight Grooved Rear Sprocket is designed for riders seeking maximum performance, reduced weight and precise power transfer. Manufactured in Manchester, UK, this high-performance rear sprocket is CNC machined from premium 7075 T6 aluminium and engineered to deliver exceptional strength while being significantly lighter than traditional steel sprockets.

At up to 66% lighter than steel alternatives, the Ultralight sprocket helps reduce unsprung weight for improved acceleration, handling and throttle response. Advanced computer-engineered tooth profiling ensures accurate fitment, excellent concentricity and efficient load distribution for smooth and reliable performance on the track or trail.

Combined with Renthal’s industry-leading hardwearing surface treatments and race-proven manufacturing processes, the MX Ultralight sprocket remains a top choice for factory motocross and off-road race teams worldwide.

Features:

• CNC machined from premium 7075 T6 aluminium
• Ultralight design up to 66% lighter than steel sprockets
• Precision engineered for accurate fitment and concentricity
• Grooved design for reduced weight and race styling
• Optimised tooth profiling for maximum power transfer
• Excellent load dispersion and durability
• Hardwearing surface treatment for extended sprocket life
• Used by leading factory motocross and off-road race teams
  
• 51 tooth configuration
• 520 chain pitch compatibility

Specifications:

• Brand: Renthal
• Product Type: Rear Sprocket
• Model: MX Ultralight Grooved
• Tooth Count: 51T
• Chain Pitch: 520
• Material: 7075 T6 Aluminium