Overdrive Ring Gear & Center Shaft Assembly: Disassembly

WARNING: This page is about a different car, the 2004 Ford Econoline, 2004 Ford E450 Super Duty, and 2004 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Remove the overdrive one-way clutch outer race.
1. Remove the retaining ring.
2. Remove the overdrive one-way clutch outer race.
Fig 1: Removing Overdrive One-Way Clutch Outer Race
Courtesy of FORD MOTOR CO.
Remove the No. 3 overdrive overrunning clutch plastic thrust washer.

Fig 2: Removing Overdrive Overrunning Clutch Plastic Thrust Washer
Courtesy of FORD MOTOR CO.
The No. 4 overdrive planet thrust bearing may stay in the ring gear. Remove the overdrive planet assembly.

Fig 3: Removing Overdrive Planet Assembly
Courtesy of FORD MOTOR CO.
Remove the wave retaining ring.

Fig 4: Removing Wave Retaining Ring
Courtesy of FORD MOTOR CO.
Remove the overdrive center shaft.

Fig 5: Removing Overdrive Center Shaft
Courtesy of FORD MOTOR CO.

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.

Fig 6: Inspecting Overdrive Planet Thrust Bearing Assembly

Courtesy of FORD MOTOR CO.

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.