Easier to find neutral Smooth shifting No clunks or jerky shifts Utilizes ball bearing linear detent in the top cover that was originally designed for the automotive OEM Comes ready to slide in the bike, no case modifications, shimming of the gear set or adjustments required 7th main drive gear, main drive gear bearing, main drive seal included to replace 6th main ARP 12 point bolts for door and stock side cover Linear detent is built into the door and a new shifter pawl included Includes new main drive gear bearing and seal, door gasket, side cover gasket, and top cover gasket Baker Re-Cal Box and leads Included Utilizes F6F door bearing retainer plate DD7 door bearings are 28% wider than stock Chrome trap door