



Renthal 501U - 520 - 13 teeth (ref. 501U-520-13GP) — Mud-resistant steel sprocket designed for Cross discipline. Precisely machined from high-quality steel and developed in competition, this Renthal sprocket aims to provide consistent transmission performance even in muddy conditions.
The mud-resistant profile and specific cutouts facilitate dirt evacuation and prevent accumulation between the teeth, ensuring more consistent chain engagement. Its design lightens the transmission compared to original parts while remaining resistant to common off-road stresses. Ideal for riders seeking precise engagement and longevity without compromising reliability in racing.
Frequent compatibilities: