Manufacturer's ref: 420SR-STL 98 SPJ — EK CHAIN 420SR 420
Designed for small displacement engines and versatile uses, the EK 420SR 420 transmission chain combines strength and longevity. The SR series benefits from a specific heat treatment of the plates aimed at enhancing durability and wear resistance while maintaining the flexibility of the links after long distances.
- Pitch / size: 420 — suitable for 50 cc motorcycles, quads, and certain off-road machines.
- Number of links: 98
- Color: Steel / Steel
- Relative lifespan (for 100 links): 200
- Weight: 0.75 kg / 100 links
Ideal for urban use, roadsters, motocross, or quads, this chain offers a classic fit on standard sprockets and crowns. Its neutral behavior facilitates maintenance: checking tension, regular cleaning, and lubrication will prolong its performance. Compact and robust, it is suitable for both reassembling a transmission and for quick repairs on the track or during rides.
Common compatibilities:
- RIEJU MRT 50 SM (2025 - 50 cc)
- FANTIC XM 50 PERFORMANCE (2025 - 50 cc)
- BETA RR 50 MOTARD (2025 - 50 cc)