
EK/PBR 520M3 14/48 Chain Kit - Ultra-light Sprocket by EK CHAIN, designed for motocross riders who want a lightweight and reliable drivetrain. This kit combines a treated 520M3 chain and an ultra-light aluminum sprocket to reduce unsprung weight without compromising strength.
Designed for the demanding conditions of off-road riding, this kit facilitates acceleration and angle changes thanks to its lightweight design. The gold finish offers good corrosion resistance and a racing look on your motocross bike. Ideal for regular maintenance or track preparation, it is particularly suited for Yamaha YZ 450 F (CJ03/CJ05) and other compatible 520 machines.
To ensure longevity: check the tension after the first rides, lubricate regularly, and replace worn components. Kit delivered complete and ready to install for grip and precision at every rear wheel.