Overdrive Ring Gear and Center Shaft Assembly

Overdrive Ring Gear and Center Shaft Assembly





Special Tool(s)

Disassembly





1. Remove the overdrive one-way clutch outer race.
1. Remove the retaining ring.
2. Remove the overdrive one-way clutch outer race.





2. Remove the No. 3 overdrive overrunning clutch plastic thrust washer.





3. The No. 4 overdrive planet thrust bearing may stay in the ring gear. Remove the overdrive planet assembly.





4. Remove the wave retaining ring.





5. Remove the overdrive center shaft.





6. CAUTION: Use care not to damage the thrust bearing or damage to transmission may occur.

NOTE: The individual parts of the planet assemblies are not repairable.

Inspect the No. 4 overdrive planet thrust bearing assembly.
1. Remove the No. 4 overdrive planet thrust bearing assembly. Wash the thrust bearing thoroughly in cleaning solvent. Blow dry the bearing with compressed air and lubricate with clean transmission fluid. Replace any bearing and race that show any sign of wear.
2. Inspect the pinion shafts in the planet assembly. Check for looseness and damage.
3. Inspect the pinion gears for damage and free rotation.
4. Inspect the planet carrier for damage.

Assembly





1. Install the overdrive center shaft.





2. CAUTION: Make sure that the retaining ring is fully seated in the ring gear groove or transmission failure could occur.

NOTE: The retaining ring is used to hold the center shaft in the ring gear.

Install the wavy retaining ring.





3. NOTE: Make sure the bearing outer lip faces the rear of the overdrive planet assembly.

Install the No. 4 overdrive planet thrust bearing assembly.





4. CAUTION: The input shaft and overdrive planet assembly are repaired as mating components.

NOTE: The planet assemblies are model-dependent. Refer to the parts catalog for correct part.

Install the overdrive planet assembly.





5. Install the No. 3 overdrive overrunning clutch thrust washer. Make sure that the tab on the backside is locked down in place on the planet assembly.





6. Install the retaining ring.
1. Install the overdrive one-way clutch outer race with the beveled edge facing up.
2. Install the retaining ring; make sure that the ring is fully seated.





7. NOTE: Lightly lubricate the thrust bearing with petroleum jelly to hold it in place during assembly.

NOTE: The inner bearing race lip must face upward.

Install the No. 5 overdrive center shaft thrust bearing assembly.





8. CAUTION: Do not damage the overdrive one-way clutch or damage to the transmission may occur.

NOTE: When the overdrive center shaft is correctly assembled, the overdrive center shaft and the ring gear should rotate counterclockwise and lock when rotated clockwise.

Assemble the overdrive center shaft assembly into the coast clutch cylinder.





9. NOTE: The number of plates are model-dependent.

Install the clutch pack and pressure plate.





10. Install the retaining ring, make sure that the ring is fully seated.





11. CAUTION: Not using the special tool can cause damage to the overdrive one-way clutch assembly.

Install the special tool for use during assembly.