
Moose Offroad Hard - Parts Bi-material rear sprocket designed for Enduro and Cross practices. This 49-tooth sprocket features an inner ring made of Aluminium 7075-T6 and an outer ring made of reinforced steel, combined with a sleek black finish. Its design aims to balance durability and weight control to withstand the demands of the terrain while remaining suitable for muddy environments.
The self-cleaning grooves between each tooth limit the accumulation of mud and debris, facilitating chain rotation on wet and technical terrains. Intended to be mounted at the rear on 520 pitch transmissions, this sprocket offers a durable solution to replace a worn crown without complex modifications.
Examples of compatible motorcycles (520 pitch transmissions): YAMAHA YZ 450 F (2026), YZ 125 (2026), YZ 450 F Monster Energy Racing Edition (2025). Always check the exact compatibility with your model before installation.