
This part being universal, it may require adaptations
EK CHAIN 428SR 428 Chain — Manufacturer Ref: 428SR-STL 122 SPJ
The EK 428SR transmission chain with a pitch of 428 is aimed at riders looking for a serious component for urban use as well as light off-road. Coming from the SR series, this chain features a design aimed at maintaining flexibility even after prolonged use: the plates undergo a specialized heat treatment to enhance their strength and durability.
Versatile, the 428SR is suitable for Urban, Quad, Motocross, and Roadster environments. It fits as a replacement for many small single-cylinder and compact roadsters; among the frequently mentioned models are: YAMAHA YZ 85 LW BIG WHEELS 19/16 (2026), HONDA CB 125 R (2025), and BENELLI TORNADO NAKED T 125 (2025).
For reliable transmission, ensure proper alignment of the sprocket and crown and maintain tension according to manufacturer recommendations. Regular maintenance and appropriate lubrication will extend the chain's performance and lifespan.