





PBR steel sprocket, standard version 813 with a pitch of 520, designed for off-road and motocross practices. This 13-tooth sprocket incorporates PBR's competition expertise to offer a robust transmission component suitable for challenging terrains.
Easy to install as a standard replacement, this sprocket allows you to maintain the original ratio on a 520 chain. Ideal for riders seeking a reliable wear part from an experienced competition manufacturer. Check the output diameter and the pitch before installation to ensure compatibility with your gearbox and drum.
Manufacturer's ref: 813 13 18NC
Compatibility (examples): HUSQVARNA WR 400 (1979-1980, 400 cm3).