Before VIN #343314
Case Components1. Remove rear extension.
a. Remove control housing, check ball, return spring plugs, select check plungers and return springs. Also remove reverse check plug, check spring and check ball.
- Be careful not to lose check balls.
b. Drive out striking lever retaining pin.
c. Remove striking lever from striking rod.
d. Remove rear extension by lightly tapping on it.
2. Remove front cover, gasket, counter gear front bearing shim and main drive gear ball bearing snap ring.
3. Separate transmission case from adapter plate by lightly tapping on it.
4. Remove oil seal from front cover.
- Be careful not to damage mating surface of front cover.
Shift Control Components
1. Set up Tool on adapter plate.
2. Remove striking rod from adapter plate.
3. Remove check ball plugs, check springs, and check balls.
4. Drive out retaining pins. Then drive out fork rods and remove interlock balls.
Gear Components
1. Before disassembly, measure the end play of each gear.
- If end play is not within the specified limit, disassemble and inspect the parts.
- Replace any part which is worn or damaged.
Gear end play: Refer to Application and ID.
Application and ID
2. Mesh 2nd and reverse gear, then remove counter gear front bearing using a suitable puller.
3. Remove snap ring, then remove sub-gear bracket, sub-gear spring and sub-gear.
4. Remove counter drive gear together with main drive gear assembly using a suitable puller.
- When removing main drive gear assembly, be careful not to drop pilot bearing or baulk ring.
5. Remove snap ring, then remove 3rd & 4th synchronizer assembly and 3rd main gear.
6. Disassemble parts at rear of adapter plate as follows:
a. Release staking on both countergear and mainshaft lock nuts, then loosen both nuts.
Mainshaft Lock nut: Left-hand thread
b. Remove overdrive counter gear together with counter gear rear end bearing using a suitable puller.
c. Remove reverse counter gear and spacer.
d. Remove snap rings from reverse idler shaft, then remove reverse idler gear, thrust washers and reverse idler gear bearing.
e. Remove snap ring and pull out overdrive mainshaft bearing, then remove snap ring. (2WD model)
f. Remove mainshaft lock nut.
g. Remove speedometer drive gear and steel ball. (2WD model)
h. Remove thrust washer, steel roller, roller bearing and washer.
i. Remove overdrive main gear, needle bearing and baulk ring (overdrive).
j. Remove counter gear by tapping on rear end of counter gear.
k. Press out overdrive gear bushing and overdrive & reverse synchronizer assembly.
l. Remove reverse main gear and needle bearing.
m. Press out reverse gear bushing.
7. Remove thrust washer, steel ball, 1st main gear and needle bearing.
- Be careful not to lose steel ball.
8. Press out 1st gear bushing together with 2nd main gear using Tool.
Remove 2nd gear needle bearing.
9. Remove main drive gear ball bearing.
a. Remove snap ring.
b. Remove main drive gear ball bearing.