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EK/PBR 520MRD7 Chain Kit 14/51 - EK CHAIN
Specifically designed for off-road use, this 520 chain kit features a motocross-oriented design: a gold 520 chain with 118 links paired with an ultra-light aluminum sprocket (ratio 14/51). Ideal for those looking to reduce unsprung mass without sacrificing performance against the traction and abrasion stresses encountered in competition.
This kit is aimed at motocross riders who want a lightweight and responsive setup to tackle jumps and technical sections. It facilitates power delivery on rough terrain while maintaining a suitable resistance to high demands. Compatible with 250cc motocross bikes, including:
Standard installation and adjustment: check tension, lubrication, and wear of the links after the first rides. This product is intended for motocross/competition use — regularly maintain your drive system to preserve its performance on the track.
