Disassembly (M46, M47 & M47-II)
- On all transmissions, press off washer, remove springs and brake cone. Remove 1st gear and synchronizer ring from mainshaft. Remove snap ring retaining 1st-2nd gear synchronizer hub and 2nd gear. Using bench press and Adapter (2853), press off 1st-2nd gear synchronizer hub. Press off 2nd gear and 2nd gear synchronizer hub.
- Using bench press and Adapter (2853), press off 3rd-4th gear synchronizer hub and 3rd gear. Push hubs out of synchronizer sleeves. Remove intermediate shaft bearing using Puller (5131). Remove input shaft bearing using Adapter (2853).
- On M47 and M47-II transmissions, remove 5th gear bearing races using a brass drift. On all transmissions, clean and inspect all parts for wear or damage. Replace seals, gaskets and other parts (if necessary).