Dodge Ram Truck 1500-2500-3500. Manual — part 1574
12. Connect transmission harnesses to clips on case
and connect switches.
13. Install slave cylinder and tighten cylinder nuts to
23 N·m (200 in. lbs.).
14. Install transfer case and transfer case linkage 4x4
equipped.
15. Remove transmission jack.
16. Install propeller shaft/shafts with reference marks
aligned.
17. Install exhaust on the exhaust manifolds.
18. Fill transmission with lubricant. Correct fill level is
to bottom edge of fill plug hole.
ADJUSTMENTS
MAINSHAFT/COUNTERSHAFT BEARING PRELOAD
CAUTION: This procedure must be performed any time a mainshaft, countershaft or input shaft bearing or
shaft is replaced. Failure to follow these instructions will result in damaging the transmission.
MAINSHAFT
1. Set mainshaft, input shaft and countershaft into the
rear housing. Rotate the shafts to seat bearing in
rear housing.
2. Remove mainshaft bearing cup, shims and oiler
washer from the rear housing.
3. Position Fixture 9592 (1) on front housing over the
mainshaft bearing cup bore.
4. Loosen the knob (2) on the fixture and lower the
shaft onto the mainshaft bearing cup (3) bore
shoulder. Then tighten the knob to hold the shaft.
5. Remove the fixture from the front housing.
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MANUAL TRANSMISSION - G56 - SERVICE INFORMATION
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6. Place mainshaft shaft bearing cup on mainshaft
bearing.
7. Position Fixture 9592 (1) on rear housing over the
mainshaft bearing (2).
8. Loosen the knob (3) on the fixture (1). This will
allow the rod plunger to drop down on the bearing
cup.
9. Measure the gap (1) between the fixture shaft (2)
and the fixture plunger (3). Repeat measurement
on the opposite side of the mainshaft cup and
bearing. The average of the two measurement, will
be the size of the mainshaft select shim.
10. Install new oil supply washer and select shim in
front housing mainshaft bearing cup bore and
install bearing cup.
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MANUAL TRANSMISSION - G56 - SERVICE INFORMATION
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COUNTERSHAFT
1. Remove countershaft bearing cup and shims from
the rear housing.
2. Position Fixture 9592 (1) on rear housing over the
countershaft bearing cup bore.
3. Loosen the knob (2) on the fixture and lower the
shaft onto the countershaft bearing cup (3) bore
shoulder. Then tighten the knob to hold the shaft.
4. Remove the fixture from the front housing.
5. Place countershaft bearing cup on countershaft
bearing.
6. Position Fixture 9592 (1) on rear housing over the
countershaft bearing (2).
7. Loosen the knob (3) on the fixture (1). This will
allow the rod plunger to drop down on the bearing
cup.
8. Measure the gap (1) between the fixture shaft (2)
and the fixture plunger (3). Repeat measurement
on the opposite side of the countershaft cup and
bearing. The average of the two measurements,
will be the size of the countershaft select shim.
9. Install select shim in front housing countershaft
bearing cup bore and install bearing cup.
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SPECIFICATIONS
G56 - MANUAL TRANSMISSION
TORQUE SPECIFICATIONS
DESCRIPTION
N·m
Ft. Lbs.
In. Lbs.
Fill Plug
57
42
-
Drain Plug
57
42
-
Housing Bolts
58
43
-
Input Shaft Retainer Bolts
23
17
-
Shift Tower bolts
23
17
-
5-6 Shift Fork Bolts
58
43
-
Shift Rail Support bolts
58
43
-
Reverse Idler Gear Shaft
Bolt
58
43
-
P.T.O. Cover Bolts
58
43
-
Clutch Release Pivot Ball
22
16
-
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