The BikeMaster 420 x 122 chain is designed for dependable powersports performance and efficient power transfer. Its low-friction design helps transmit engine power effectively, while high-strength steel construction and solid rollers provide durability for extended service life. This chain is suitable for select street motorcycles with engines up to 125cc and off-road applications with engines up to 90cc.
The BikeMaster part number BKM197525 chain includes a clip-style master link for installation convenience. Before installation, confirm that the chain specification is correctly matched to the machine’s engine size, power output, sprockets, and intended use. Proper chain selection and installation are essential for reliable operation and component longevity.
Installation must be completed correctly by a qualified installer or according to the vehicle manufacturer’s service procedures. An incorrectly selected or improperly installed chain may fail and cause machine or property damage, serious injury, or death. If you are uncertain whether this BikeMaster chain is appropriate for your application, consult a professional before use. Regular inspection, lubrication, and adjustment can help support safe and consistent chain performance.
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