The BikeMaster 420H x 120 Gold/Gold Chain is designed for powersports applications that demand dependable power transfer and long-lasting performance. Its low-friction design helps reduce resistance while efficiently transferring engine power to the drivetrain. Constructed from high-strength steel with solid rollers, this chain is built to provide durability and extended service life under demanding riding conditions.
The chain includes a clip-style master link for installation convenience. It is intended for applications with a maximum engine size of 125cc for street use or 90cc for off-road use. Always verify that the BikeMaster part number BKM197604 is correctly matched to the machine’s engine size, power output, sprockets, and application before installation.
Proper chain selection and installation are essential for safe operation. Using an incorrectly matched chain or installing it improperly may result in chain failure, property damage, serious injury, or death. The installer is responsible for confirming compatibility and following the motorcycle or powersports vehicle manufacturer’s service procedures. If you are uncertain whether this chain is suitable for your application, consult a qualified professional before use.
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