EK 525SRX2 QX-Ring Transmission Chain — manufacturer reference 525SRX2-STL 112 MLJ. Designed for riders looking for a good balance between durability and cost of use, this EK SRX2 chain is suitable for urban commuters, roadster enthusiasts, and light off-road practitioners. Its construction features QX-Ring seals for better lubricant retention and controlled wear over time.
- Brand: EK CHAIN
- Type: 525 SRX2 QX-Ring
- Number of links: 112
- Pitch: 525
- Weight: 1.81 kg / 100 links
- Color: Steel / Steel
- Relative lifespan: 3400 (for 100 links)
Ideal for a wide range of machines, the 525SRX2 is well-suited for mixed uses: daily urban commuting, road outings, and more engaged sessions. It is commonly fitted on large roadsters and sport-touring bikes, with recent examples including the Kawasaki Z H2 SE (2025), BMW S 1000 XR (2025), and Yamaha R9 (2025).
Easy to install and maintain, this chain offers predictable behavior and consistent wear when properly lubricated and tensioned. A pragmatic choice for those looking to replace a reliable transmission without seeking ultra-high-end options.