Ford 2003 Mustang Workshop Manual page 280

Companion Flange Runout Check
CAUTION: Pinion bearing preload must be reset if the pinion nut has been loosened or
removed for pinion flange reindexing or installation.
1. Raise the vehicle on a twin-post hoist that supports the rear axle. Refer to
2. Remove the driveshaft. Refer to
3. Check the pinion flange for damage.
4. Position the Companion Flange Runout Gauge on the pinion flange.
Item Part Number
1 —
2 354845
3 205-319 (T92L-4851-B) Companion flange runout gauge
4 —
5 205-320
6 4851
5. Position the special tools on the pinion flange.
6. Align the holes on the clamp plate with the holes in the pinion flange and install the bolts. Snug
the bolts evenly.
Section 205-01
Description
Pilot (part of 205-319 [T92L-4851-B])
Pinion nut
Bolts (2 Req'd)
(Part of 205-320 [T92L-4851-C])
Clamp plate (T92L-4851-C)
Pinion flange
.
Section 100-02 .