Dodge ram truck 3500 1996 Service Manual page 1458

21 - 68 NV4500 MANUAL TRANSMISSION
DISASSEMBLY AND ASSEMBLY (Continued)
J9221-108
Fig. 56 Countershaft End Ptay Shim And Rear
Bearing Cup Removal
(3) Remove reverse idler shaft. Thread a shift
cover bolt into shaft and withdraw shaft from case
(Fig. 57).
REVERSE IDLER
' SHAFT
SHIFT
COVER
BOLT
J 9 2 2 M 0 9
Pig. 57 Removing Reverse Idler Shaft
(4) Move 1-2 and 3-4 synchro sleeves into Neutral,
if necessary.
(5) Remove drive gear thrust bearing from forward
end of mainshaft (Fig. 58).
(6) Remove fourth speed clutch gear and synchro
stop ring from mainshaft (Fig. 59).
(7) Roll gear case onto left side (Fig. 60).
(8) Reach into gear case and push reverse idler
gear away from mainshaft gears.
(9) Remove mainshaft assembly as follows (Fig.
60):
(a) Lift front end of mainshaft slightly.
(b) Grasp mainshaft rear splines. Then turn
spline end of mainshaft in counterclockwise direc­
tion to rotate shaft and geartrain out of case.
FOURTH SPEED
CLUTCH GEAR
Fig. 59 Fourth Speed Clutch Gear Stop Ring
Removal
(c) Once mainshaft gears roll clear of counter­
shaft gears, shaft and gear assembly can be tilted
outward and removed from gear case (Fig. 60).
J9221-112
Fig. 60 Mainshaft And Geartrain Removal
(10) Refer to mainshaft disassembly procedures i f
any gears or synchro components must be replaced.
REVERSE IDLER GEAR
jiff P
Q@$JNYERSHAFT
REMOVAL/DISASSEMBLY
(1) Rotate countershaft outward and push reverse
idler gear away from countershaft and toward front
of case (Fig. 61).