Dodge Ram Truck 1500-2500-3500. Manual — part 1671
1. Install new seals (1, 11) on the 2C and 4C pistons or in the piston retainers.
2. Lubricate all seals with Mopar
T
ATF +4 prior to installation.
3. Install the 4C piston (12) into the 4C retainer/bulkhead (13).
4. Position the 4C piston return spring (10) onto the 4C piston (12).
4C Retainer/Bulkhead Components
1 - SEAL
8 - REACTION PLATE
2 - 2C PISTON
9 - SNAP-RING
3 - PLATE
10 - RETURN SPRING
4 - DISC
11 - SEAL
5 - 2C BELLEVILLE SPRING
12 - 4C PISTON
6 - SNAP-RING
13 - 4C RETAINER/BULKHEAD
7 - SNAP-RING (SELECT)
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5. Using Spring Compressor 8250 (2) and a suitable
shop press (1), compress the 4C piston return
spring and install the snap-ring.
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6. Assemble and install the 4C clutch pack (3, 4) into the retainer/bulkhead (13) with the steel separator plate
against the piston.
7. Install the 4C reaction plate (8) and snap-ring (7) into the retainer/bulkhead (13). The 4C reaction plate is non-
directional.
8. Measure the 4C clutch clearance. The correct clutch clearance is 0.77-1.39 mm (0.030-0.055 in.). The snap-ring
(7) is selectable. Install the chosen snap-ring and re-measure to verify the selection.
9. Install the 2C piston (2) into the retainer/bulkhead (13).
10. Position the 2C Belleville spring (5) onto the 2C piston (2).
11. Position the 2C Belleville spring snap-ring (6) onto the 2C Belleville spring (5).
4C Retainer/Bulkhead Components
1 - SEAL
8 - REACTION PLATE
2 - 2C PISTON
9 - SNAP-RING
3 - PLATE
10 - RETURN SPRING
4 - DISC
11 - SEAL
5 - 2C BELLEVILLE SPRING
12 - 4C PISTON
6 - SNAP-RING
13 - 4C RETAINER/BULKHEAD
7 - SNAP-RING (SELECT)
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12. Using Spring Compressor 8249 (2) and a suitable
shop press (1), compress the Belleville spring (5)
until the snap-ring (6) is engaged with the snap-
ring groove in the retainer/bulkhead.
SEAL-ADAPTER HOUSING
REMOVAL
1. Remove the transfer case from the transmission.
2. Using a screw mounted on a slide hammer, remove the adapter housing seal.
INSTALLATION
1. Clean the adapter seal bore in the adapter housing
of any residue or particles remaining from the orig-
inal seal.
2. Install new oil seal in the adapter housing using
Seal Installer C-3860-A (1). A properly installed
seal is flush to the face of the seal bore.
3. Install the transfer case onto the transmission.
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