1. Install the front bearing on the shaft on the press, applying pressure up to 2 tons.
2. Remove the front bearing snap ring.
3. Insert the 1st gear and install the circlip.
4. Insert the 1st gear synchronizer ring, the sliding sleeve together with the 1st-2nd gear hub, and the 2nd gear synchronizer ring.
5. Insert the 2nd gear and install the circlip.
6. Insert the 3rd gear and install the circlip.
7. Insert the 3rd gear synchronizer ring, sliding sleeve with 3rd-4th gear hub, 4th gear synchronizer ring, 4th gear.
8. Install the washer and rear ball bearing onto the shaft.