EK/PBR 520MRD7 13/50 Chain Kit — a set designed for motocross riders seeking a lightweight and durable transmission. The 520MRD7 chain, paired with an ultra-light hard anodized aluminum sprocket, offers a combination of weight reduction and resilience against the demands of trails and jumps. Gold/gold finish for a racing look that withstands external aggressions.
- Brand: EK CHAIN
- Configuration: 13/50 (sprocket/sprocket)
- Pitch: 520
- Number of links: 114
- Color: Gold / Gold
- Sprocket material: Aluminum, hard anodized
- Weight: 1.47 kg / 100 links
- Relative lifespan (100 links): 450
- Manufacturer reference: Not provided
Designed to minimize friction while maintaining good tensile strength and abrasion resistance, this chain kit is aimed at both competitive and amateur motocross riders who want a responsive and lightweight transmission. The hard anodized aluminum sprocket helps reduce unsprung weight and facilitates changes in engine speed, while the gold chain maintains a neat aesthetic despite wear from mud and debris.
Common compatibilities: particularly suitable for Husqvarna WRE 125 (2002–2004). Be sure to check the spacing and tension adjustment during installation to ensure optimal longevity.
