Chevrolet 10 1971 Series Chassis Service Manual page 145

FRONT
PROP SHAFT
Once the bearing cup protrudes 3/8", release vice.
4.
Grasp protruding portion of cup in vice and drive on
center yoke as shown in Figure 53 until cup is re­
moved. Remove cup seal by prying off with a thin
screwdriver.
Repeat steps 3 and 4 for remaining bearing cup.
Once the center yoke cups have been removed, re­
move rear yoke half bearing cups. Remove rear
trunnion.
Gently pull rear yoke half from prop shaft. Remove
7.
all loose needle bearings. Remove spring seal.
Fig. 52— D riving O u t Bearing Cups
FRONT YOKE OF
REAR PROP SHAFT
Fig. 51— A lign in g U-Joints
REAR SUSPENSION AND DRIVE LINE 4-25
8. Remove front trunnion from center and front yoke in
same manner as described in Steps 2, 3 & 4.
Before front trunnion can be removed
NOTE:
all four (4) bearing caps must be removed.
Assembly
1. Clean and inspect all needle bearings, cups, seals,
fittings, trunnions and yokes. Assemble all needle
bearings in caps (27 per cap); assemble needle
bearings in front yoke (28 total). Retain bearings
with a heavy grease. Assemble seals to bearing
cups.
Fig. 53— Bearing C up Removal
ROTATE T O W A RD LEFT
SIDE OF VEHICLE
10-30 CHEVROLET TRUCK SERVICE MANUAL