
EK/PBR 520MRD7 Chain Kit 13/51 — ultra-light sprocket
Designed for the motocross rider seeking lightweight and reliability on demanding terrain, this EK/PBR 520MRD7 chain kit combines a high-performance chain with an ultra-light aluminum sprocket 13/51. Ideal for minimizing unsprung mass and enhancing the bike's responsiveness without sacrificing strength under competitive conditions.
Recommended installation for motocross bikes: optimized transmission for jumps, accelerations, and technical sections. Compatible with many 250cc models including:
Manufacturer reference: not provided. Check the number of teeth and length before installation for precise chain adjustment and optimal track performance.