The EK/PBR 520MRD7 13/48 chain kit combines a high-quality 520 chain with an ultra-light aluminum sprocket, designed for the motocross world. Finished in gold/gold for a visible look on the transmission, this kit consists of a 112-link chain with a 520 pitch and a 13/48 sprocket/crown set ready to install on compatible machines.
- Brand: EK CHAIN
- Configuration: 13-tooth sprocket / 48-tooth crown (kit)
- Number of links: 112
- Pitch: 520
- Color: Gold/Gold
- Crown material: Aluminum (ultra-light)
- Weight: 1.47 kg for 100 links
- Relative lifespan index: 450 (for 100 links)
This kit is designed for motocross practices where transmission reliability and ease of maintenance are important. It is particularly suitable for Yamaha YZ 125 (CE09/CE10/CE13) models from 2002 to 2004 — please verify exact compatibility with your model before installation. Installation and adjustment by a professional or according to the manufacturer's manual are recommended to ensure proper tension and alignment.
