Dodge RAM TRUCK 1500 1995 Service Manual page 1372

B R
NV4500 MANUAL TRANSMISSION 21 - 81
MAINSHAFT FIFTH GEAR INSTALLATION
(1) Install mainshaft fifth gear. Use Installer Tool
6446 to seat gear on shaft (Fig. 147). Gear is seated
when it contacts rear bearing.
MAINSHAFT
FIFTH
GEAR
SPECIAL
TOOL
6446
J9221-220
Fig. 147 Installing Mainshaft Fifth Gear
(2) Install fifth gear nut washer (Fig. 148). Coned
side of washer faces end of shaft.
(3) Apply 3-4 drops Mopar Lock N' Seal, or Loctite
242
to nut threads on mainshaft.
(4) Install fifth gear nut on mainshaft (Fig. 148).
FIFTH
GEAR
NUT
WASHER
'(CONED)
FIFTH
GEAR
NUT
J9221-93
Fig. 148 installing Fifth Gear Nut And Washer
(5) Tighten fifth gear nut as much as possible with
Nut Wrench 6443 or 6743, long handle ratchet, breaker
bar and Socket Wrench 6441 or 6442 (Fig. 149).
(6) Lock mainshaft gears by shifting all synchro
sleeves into engaged position.
(7) Position Spline Socket Wrench 6441 or 6442 on
mainshaft splines. Then install breaker bar in socket
wrench and wedge bar against workbench.
(8) Tighten fifth gear nut with Nut Wrench 6443
and high capacity torque wrench. Required torque on
nut is 339-475 N-m (250-350 ft. lbs.). Have helper
hold transmission steady if necessary. Nut can also
SPECIAL
TOOL
6443
FIFTH
GEAR
NUT
SPECIAL
TOOL
6441
OR
6442
RATCHET
WRENCH
BREAKER
BAR
J9221-92
Fig. 149 Fifth Gear Nut Installation
be tightened by striking Wrench 6443 with heavy
copper mallet then checking with torque wrench.
COUNTERSHAFT FIFTH GEAR AND SYNCHRO
INSTALLATION
(1) Install thrust washer pin in countershaft (Fig. 150).
0 /
^ COUNTERSHAFT J9221-234
Fig. 150 Installing Fifth Gear Thrust Washer Pin
(2) Install thrust washer on countershaft. Turn
washer until pin engages in washer notch (Fig. 151).
Flat side of washer faces rear and cone side to front as
shown.
THRUST
WASHER
(CONE SIDE
TO FRONT)
J9221-235
Fig. 151 Installing Fifth Gear Thrust Washer