Operation CHARM: Car repair manuals for everyone.

Overdrive Internal Gear

1. Inspect thrust washer for tang damage or scoring.
2. Inspect internal gear for chipped or cracked teeth, worn splines and worn or damaged bearing surface.
3. Inspect thrust bearing for pitting or roughness.
4. Install thrust washer, with tangs facing down.
5. Install internal gear, then the thrust bearing with large diameter against internal gear.