If necessary to remove ring gear from diff case,
carefully center punch each rivet head on the
ring gear side and drill through the rivet head
with a drill 0.8 mm (1/32") smaller than the rivet
body (Fig. 19). Use a punch to press out the
remaining portion of rivet. Never use a chisel to
cut off rivet heads as damage to the diff case
Fig. 19. Drive Gear Rivet Removal
Remove Pinion And Cage From Diff Carrier
Remove bolts holding pinion cage to diff carrier.
Strike against rear of pinion shaft with a brass
drift and hammer to start pinion and cage out of
carrier Fig. 20).
Fig. 20. Starting Pinion And Cage From Carrier
Pinion Shaft Pilot Bearing
Pinion Shaft Face
Remove pinion and cage assembly from carrier
(Fig. 21 Temporarity install stud bolts to aid in
Be careful to avoid dropping the pinion
and cage assembly. Personal injury or
damage to parts may result if assembly
is allowed to fall.
Fig. 21. Removing Pinion And Cage (Rear Rear Shown)
Retain pinion cage shims to aid in readjustment
upon reassembly. Do not reuse damaged
Disassemble Pinion And Cage
Mount pinion and cage assembly in a heavy duty
vise or holding tool (Fig. 22).
Because of the high torque load on pinion end
nut, use the torque multiplier wrench (SE-1933)
and another long handle wrench to remove nut.
Pull pinion shaft driven gear or companion flange
Remove spacer from pinion shaft,
Tap pinion from cage.
Remove forward pinion bearing from cage.
Remove bearing spacer from pinion shaft.
Remove rear pinion bearing and pinion radial
bearing from pinion shaft.
PRINTED IN UNITED STATES OF AMERICA