Use to install inner and outer 5th gear bearings to factory depth. New bearing depth incorporated, will still ork on early depth.;Use on all 5-speed Big Twins and aftermarket 6-speed 1980-2006 except 2006 Dyna.

• Jims Main Drive Gear Bearing Tool 37842-91

Jims Main Drive Gear Bearing Tool 37842-91Jims