The EK CHAIN 520MRD7 13/50 chain kit is designed for motocross riders seeking a lightweight and reliable setup. The 520MRD7 chain, finished in gold/gold, is paired with an ultra-light aluminum sprocket — a weight/durability compromise suited for off-road and competitive conditions. Its construction aims to reduce friction while maintaining good tensile strength and abrasion resistance, ensuring performance on demanding terrains.
- Type: 13/50 chain kit (13-tooth sprocket / 50-tooth sprocket)
- Pitch: 520
- Number of links: 116
- Color: Gold / Gold
- Sprocket material: Aluminum (ultra-light)
- Weight: 1.47 kg (for 100 links)
- Relative lifespan: 450 (for 100 links)
This kit is aimed at motocross riders who want to lighten their drivetrain without compromising durability. It is particularly suitable for the listed models, including the HM CRE 450 (2012–2014). Regular installation and maintenance are essential to get the best performance from the chain and to preserve the kit's longevity during rides and competitions.
