
This part being universal, it may require adaptations
EK CHAIN 520H - Ref. 520H-STL 140 SPJ — 520 transmission chain designed for Quad, Urban, Cross, and Roadster uses. Manufactured according to EK Japan standards, this steel/steel chain offers a reliable solution for final transmission: easy to install, robust for daily use, and suitable for the regular demands of small to medium displacement motorcycles.
Ideal for transmissions that require strength and longevity without frills: this chain will suit riders looking for a simple and robust transmission component. It is frequently installed on lightweight roadsters and small displacement urban or off-road machines.
Models often associated with this reference include the TRIUMPH SPEED 400 (2025), the ZONTES 125Z2 (2025), and the KTM 125 DUKE ABS (2025) — always check compatibility by manufacturer reference before installation. Recommended maintenance: regular tension checks, appropriate cleaning, and lubrication to maximize the lifespan of the chain and sprockets.