Dodge RAM 1500 1998 Owner's Manual page 1750

DR
MANUAL TRANSMISSION - NV4500 (Continued)
(3) Remove rubber spline seal from end of main-
shaft (Fig. 9). The seal is used to prevent lubricant
loss during shipping and does not have to be replaced
if damaged.
Fig. 9 MAINSHAFT SPLINE SEAL
1 - MAINSHAFT
2 - RUBBER SPLINE SEAL
FIFTH GEAR NUT
(1) Remove extension/adapter housing.
(2) Loosen fifth gear clamp nut clamping screw
approximately 1 1/2 turns.
(3) Install Wrench 6743 on fifth gear nut (Fig. 10).
NOTE: Wrench only fits one way on nut. Make sure
wrench is fully engaged in nut slots and is not cocked.
(4) Install Socket 6993 4X2 or Socket 6984 4X4 with
breaker bar to hold mainshaft and remove fifth gear nut.
Fig. 10 FIFTH GEAR NUT
1 - WRENCH
2 - FIFTH GEAR NUT
3 - SPLINE SOCKET
MANUAL TRANSMISSION - NV4500
NOTE: Wedge breaker bar handle against workbench.
Purpose of socket wrench and breaker bar is to pre-
vent mainshaft from turning while nut is loosened.
(5) Remove fifth gear nut, then remove belleville
washer from mainshaft.
FIFTH GEAR
(1) Remove fifth gear shift fork roll pins (Fig. 11).
Drive roll pins out from the bottom of fork.
Fig. 11 FIFTH GEAR SHIFT FORK ROLL PINS
1 - ROLL PINS
2 - FIFTH GEAR SHIFT FORK
(2) Remove fifth gear clutch hub and gear snap
ring from countershaft (Fig. 12).
(3) Remove countershaft fifth gear clutch gear and
stop ring.
(4) Tap off fifth gear shift fork and gear assembly
off rail with plastic mallet.
(5) Remove fifth gear shift fork from sleeve.
(6) Remove sleeve, struts and strut springs from
countershaft fifth gear hub, if necessary.
Fig. 12 FIFTH GEAR CLUTCH GEAR SNAP RING
1 - CLUTCH GEAR RING
2 - FIFTH SYNCHRO CLUTCH GEAR
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