
EK/PBR 520SRX2 13/51 Chain Kit - Ultra-light Sprocket by EK CHAIN: a chain kit designed for motocross use, combining robustness and low weight to keep your bike agile on technical sections and jumps.
Designed for off-road use, this EK SRX2 kit offers a balance between performance and cost, with a gold chain that visually withstands common terrain aggressions. The ultra-light aluminum sprocket reduces the added load on the rear end, while the 520 pitch ensures parts availability and compatibility. Check the number of links and the pitch of your motorcycle before installation.
Manufacturer reference: Not provided. Frequently associated models: KTM 125 XC-W (2026, 2025) and HUSQVARNA TX 300 I (2022).