The RK 520 XRU Gold Drive Chain is a racing-focused chain designed for motorcycles and other compatible powersports applications requiring a 520 chain size. This 120-link chain features RK engineering and a gold finish, combining dependable power transfer with reduced friction for efficient drivetrain performance.
Its UW seals help reduce friction while maintaining optimal horsepower delivery from the start to the end of a race. The sealed design supports consistent operation under demanding racing conditions, making the RK 520 XRU a suitable replacement or upgrade for compatible competition motorcycles. Confirm the required chain size, link count, and manufacturer fitment before installation.
Fitment: Intended for compatible racing motorcycles and powersports applications using a 520-size, 120-link drive chain. Not recommended for street use; for racing only. Brand: RK. Manufacturer part number: GB520XRU-120. Vendor part number: GB520XRU-120.
Features:
- Chain Size: 520
- Link Count: 120 links
- Finish: Gold
- Seal Design: UW seals reduce friction while supporting efficient power delivery
- Application: Racing use only; not recommended for street use
- Brand: RK
- Manufacturer Part Number: GB520XRU-120
- Vendor Part Number: GB520XRU-120