Planetary Gearsets and Chain Drive Parts

Disassembly





1. Inspect the low/intermediate sun gear assembly for damage.
^ Gear teeth
^ Thrust bearing surfaces
^ Journal surface





2. Inspect the low/intermediate carrier assembly.
^ Pinion gear teeth
^ Spline teeth
^ Pinion gear surfaces
^ Bushing surfaces
^ Pinion gear bearings





3. Inspect the low/intermediate carrier assembly end play.
^ Use feeler gauge to measure end play.
^ If end play is out of specification install a new assembly.





4. Inspect the low/intermediate ring gear.
^ Gear teeth
^ Spline teeth
^ Thrust bearing surfaces
^ Journal surface
^ Lug teeth





5. Inspect the reverse/overdrive sun gear and shell assembly for damage or wear.
^ Gear teeth
^ Lug teeth
^ Thrust bearing surfaces
^ Bushing surface





6. Inspect the reverse/overdrive carrier assembly.
^ Pinion gear teeth
^ Clutch plate spline teeth
^ Pinion gear bearings
^ Thrust bearing surfaces
^ Bushing surfaces
^ No. 8 thrust bearing captured between the pinions and carrier





7. Inspect the reverse/overdrive carrier assembly end play.
^ Use feeler gauge to measure end play.
^ If end play is out of specification install a new assembly.





8. Inspect the reverse/overdrive ring gear.
^ Gear teeth
^ Spline teeth
^ Drive sprocket teeth
^ Thrust bearing surfaces
^ Journal surface
^ Bearings





9. Inspect the driven sprocket assembly.
^ Gear teeth
^ Parking gear lug teeth
^ Driven sprocket teeth
^ Thrust bearing surfaces
^ Bearing surfaces
^ Rivets
^ Bushing surfaces
^ Lubrication holes





10. Inspect the drive chain.
^ Check the drive chain for wear, stretching, or tightness of the chain links.
^ The chain must move freely.





11. Inspect the gear teeth of the final drive ring gear.