MCS Sprockets Transmission

34 products — part of all Sprockets Transmission

Covering everything from classic 1937 FL and FX models through to early 5-speed Big Twins and Sportsters, MCS transmission sprockets offer broad fitment at practical prices. Whether you are restoring a four-speed Big Twin from the 1970s or maintaining an early Sportster, MCS catalogues the direct-fit sprocket your drivetrain needs. With no compromise on material quality, these transmission sprockets deliver reliable power transfer through every gear change, keeping vintage and classic Harleys running exactly as they should.