K0-K8 & F1-F3 Honda CB750 5 Speed Close Ratio Gearbox
Full five speed close ratio gear set with three undercut engagement dogs for fast positive gear changes. Supplied assembled and ready to fit using existing selector mechanism.
Fits all SOHC CB750 engines.
We now also offer an alternate ratio set with a lower 1st and wider 5th for an improved launch on sidecar outfits and for engines in a lower state of tune.
Either 5th option can be used with both A and B sets on request.