Description

BMC A Series ribbed case gearbox 4 Dog Engagement Straight Cut Close Ratio Gear Kit , this includes first motion shaft , 1st gear , 2nd gear , 3rd gear  , reverse idler , main shaft , lay shaft , selector forks and selector rods. This kit is the ultimate gear kit for a full race BMC A Series ribbed case gearbox and allows for quicker gear change on the race track.