Differential

1. Inspect drive pinion, ring gear, differential gears, and bearings for any damage.
2. Inspect oil seal and pinion flange for wear or damage.
3. Check differential case, pressure rings, and spider for wear or damage.
4. Inspect friction plates, friction discs, conical springs, and thrust washers for wear or damage. Using micrometer, measure thickness of each part. Refer to Fig. 29 and 30 for thickness chart.

Fig. 29 Disc, Plate & Washer Thickness Chart:

Fig. 30 Disc, Plate & Washer Thickness Chart: