EK/PBR 520MRD7 13/49 Chain Kit - ultra-light sprocket by EK CHAIN: a transmission kit designed for the demands of motocross. The dual-tone gold chain (Gold/Gold) and the ultra-light aluminum sprocket reduce weight without sacrificing abrasion and traction resistance — ideal for those seeking reliability and responsiveness on rugged or bumpy terrain.
Designed to reduce friction and withstand the typical stresses of motocross, this kit features clear technical specifications to facilitate the selection and maintenance of your machine:
- Pitch: 520
- Sprocket / Sprocket: 13/49
- Number of links: 114
- Color: Gold / Gold
- Sprocket material: Aluminum (ultra-light)
- Weight: 1.47 kg for 100 links
- Relative lifespan index: 450 (reference for 100 links)
This kit is aimed at motocross riders looking for a lightweight, durable, and easy-to-install transmission. Compatible with many 125 motocross bikes, it is particularly suitable for Husqvarna WRE 125 (2012–2014). Installation, play adjustment, and regular lubrication are key to optimal longevity.
