Seal Rear Flange (40-A) 1.23:1 R047191
Note: You should not have to drain the case because of the case design. The sump is lower than the seal. 1) Remove the main shaft nut. 2) Remove coupling. 3) Pop out seal with a screwdriver, similar to front seal removal. 4)Tap in the new seal evenly with a flat hammer or an appropriate size socket.