Renthal 51 Tooth Black TwinRing Heavy-Duty Rear Sprocket 1120-520-51GPBK

RENTHAL Rear Sprocket 51 Tooth Black 1120-520-51GPBK

The RENTHAL Rear Sprocket 51 Tooth Black 1120-520-51GPBK combines advanced materials and engineering to deliver exceptional performance and durability. Featuring a high-strength Ultralight™ 7075 T-6 aluminum inner ring and an electro-less nickel-coated steel outer ring, this sprocket offers the best of both worlds: lightweight design and robust strength. The unique TwinRing® design ensures a permanent bond between the inner and outer rings, while self-cleaning mud grooves enhance longevity by preventing dirt buildup.

• Durable TwinRing® Design: Combines a high-strength Ultralight™ 7075 T-6 aluminum inner ring with an electro-less nickel-coated steel outer ring for optimal performance.
• Permanent Bonding: The outer ring is expanded at 200°C and fitted over the inner, creating an interference fit that ensures a permanent bond for the sprocket's lifespan.
• Self-Cleaning Mud Grooves: Machined grooves between each tooth prevent dirt buildup, reducing wear and maintaining optimal performance.
• Enhanced Durability: Outlasts standard all-aluminum sprockets by three times, offering superior longevity.
• Lightweight Construction: Lighter than all-steel sprockets, providing strength without compromising on weight.

• Tooth Count: 51
• Material: Ultralight™ 7075 T-6 aluminum inner ring; electro-less nickel-coated steel outer ring
• Chain Size: 520
• Color/Finish: Black
• Mounting Position: Rear
• Riding Style: Off-road, Adventure Touring, Dual-Sport, Street