EK CHAIN EK/PBR 520MRD7 14/50 - Ultra-Light Rear Sprocket Chain kitRef : EKC01540A / 3066048

EK/PBR 520MRD7 14/50 Chain Kit - Ultra-Light Sprocket by EK CHAIN: a kit developed for motocross riders seeking lightweight and longevity without sacrificing strength. The 520MRD7 chain features a gold/gold finish and a design aimed at reducing friction while maintaining excellent tensile strength and abrasion resistance, suitable for the demanding conditions of off-road and competition terrains.

• Configuration: 14-tooth sprocket / 50-tooth sprocket (14/50)
• Pitch: 520
• Number of Links: 118
• Color: Gold/Gold
• Sprocket Material: aluminum - ultra-light version to reduce unsprung mass
• Weight: 1.47 kg for 100 links (manufacturer reference)
• Relative Lifespan: 450 (for 100 links, manufacturer indication)

Designed for motocross bikes, this chain/sprocket combination prioritizes responsiveness and ease of handling by reducing rotating masses. Regular maintenance and appropriate lubrication will increase the longevity of the kit. Compatible or frequently mounted on recent 350 motocross models, including KTM 350 XC-F (2026), KTM 350 XC-F FACTORY EDITION (2026), and Husqvarna FC 350 (2019).

Manufactured by EK CHAIN, this kit is aimed at riders looking for a lightweight and high-performance solution for training and competition in motocross. Manufacturer reference: not provided.