EK/PBR 520MRD7 13/49 Chain Kit - Standard Sprocket by EK CHAIN: a kit designed for motocross riders seeking a robust and reliable transmission to tackle mud, jumps, and intense sessions. Engineered to minimize friction while providing good resistance to traction and abrasion, it aligns with a performance-endurance approach without unverifiable technical claims.
- Brand: EK CHAIN
- Pitch: 520
- Sprocket / Crown: 13 / 49 (standard crown)
- Number of Links: 114
- Color: Gold / Gold (chain / crown)
- Crown Material: Steel
- Weight: 1.47 kg for 100 links
- Relative Lifespan: 450 (manufacturer's value for 100 links)
- Manufacturer Reference: not provided
This chain kit is aimed at motocross users, whether for training or amateur competition. The combination of a gold chain and steel crown offers good visibility and durability suited for off-road conditions. Ideal for machines like the Suzuki RM-Z 250 (2013–2015); be sure to check the exact compatibility with your model and geometry before installation.
Installation, tensioning, and regular maintenance are essential to get the best performance from this kit: appropriate lubrication and periodic link checks will ensure a smoother transmission and longevity in line with the manufacturer's specifications.
