2001 DODGE RAM Service Repair Manual

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Page 2377 of 2889

DODGE RAM 2001 Service Repair Manual The planetary carrier and pinions must be in good
condition. Also be sure the pinion pins are secure and
in good condition. Replace the carrier if worn or dam-
aged.
Inspect the overrunning clutch and

Page 2378 of 2889

DODGE RAM 2001 Service Repair Manual (6) Slide clutch drum forward and install inner
retaining ring (Fig. 149).
(7) Install rear bearing and snap-ring on output
shaft (Fig. 150). Be sure locating ring groove in bear-
ing is toward rear.

Page 2379 of 2889

DODGE RAM 2001 Service Repair Manual (15) Mount assembled output shaft, annulus gear,
and clutch drum in shop press. Direct clutch spring,
hub and clutch pack are easier to install with assem-
bly mounted in press.
(16) Align splines in

Page 2380 of 2889

DODGE RAM 2001 Service Repair Manual (18) Assemble and install direct clutch pack on
hub as follows:
(a) Assemble clutch pack components.
(b) Install direct clutch reaction plate on clutch
hub first. Note that one side of reaction plate

Page 2381 of 2889

DODGE RAM 2001 Service Repair Manual WARNING: THE NEXT STEP IN GEARTRAIN
ASSEMBLY INVOLVES COMPRESSING THE DIRECT
CLUTCH HUB AND SPRING. IT IS EXTREMELY
IMPORTANT THAT PROPER EQUIPMENT BE USED
TO COMPRESS THE SPRING AS SPRING FORCE IS
AP

Page 2382 of 2889

DODGE RAM 2001 Service Repair Manual GEAR CASE
(1) Position park pawl and spring in case and
install park pawl shaft. Verify that end of spring
with 90É bend is hooked to pawl and straight end of
spring is seated against case.
(2) Insta

Page 2383 of 2889

DODGE RAM 2001 Service Repair Manual (9) Expand front bearing locating ring with snap-
ring pliers (Fig. 167). Then slide case downward until
locating ring locks in bearing groove and release
snap-ring.
(10) Install locating ring access

Page 2384 of 2889

DODGE RAM 2001 Service Repair Manual NOTE: The reaction plate is thicker than the pres-
sure plate in a 47RE transmission.
(5) Install first clutch disc followed by first clutch
plate. Then install remaining clutch discs and plates
in sa

NOTE: The reaction plate is thicker than the pres-
sure plate in a 47RE transmission.
(5) Install first clutch disc followed by first clutch
plate. Then install remaining clutch discs and plates
in same order.
(6) Install clutch pack pressure plate.
(7) Install clutch pack wire-type retaining ring
(Fig. 171).
INTERMEDIATE SHAFT SPACER SELECTION
(1) Place overdrive unit in vertical position. Mount
it on blocks, or in workbench with appropriate size
mounting hole cut into it. Be sure unit is facing
upward for access to direct clutch hub. Also be sure
output shaft is not loaded and internal components
are moved rearward for accurate measurement.
(2) Determine correct thickness intermediate shaft
spacer as follows:
(a) Insert Special Tool 6312 through sun gear,
planetary gear and into pilot bushing in output
shaft. Be sure tool bottoms against planetary
shoulder.
(b) Position Gauge Tool 6311 across face of over-
drive case (Fig. 172). Then position Dial Caliper
C-4962 over gauge tool.
(c) Extend sliding scale of dial caliper downward
through gauge tool slot until scale contacts end of
Gauge Alignment Tool 6312. Lock scale in place.
Remove dial caliper tool and note distance mea-
sured (Fig. 172).
(d) Select proper thickness end play spacer from
spacer chart based on distance measured (Fig.
173).
(e) Remove Gauge Alignment Tool 6312.
OD THRUST PLATE SELECTION
(1) Place overdrive unit in vertical position. Mount
it on blocks, or in workbench with appropriate size
mounting hole cut into it. Be sure unit is facing
upward for access to direct clutch hub. Also be sure
output shaft is not loaded and internal components
are moved rearward for accurate measurement.
(2) Determine correct thickness overdrive piston
thrust plate as follows:
(a) Position Gauge Tool 6311 across face of over-
drive case. Then position Dial Caliper C-4962 over
gauge tool (Fig. 174).
(b) Measure distance to clutch hub thrust bear-
ing seat at four points 90É apart. Then average
measurements by adding them and dividing by 4.
(c) Select and install required thrust plate from
information in thrust plate chart (Fig. 175).
(3) Leave Alignment Tool 6227-2 in place. Tool will
keep planetary and clutch hub splines in alignment
until overdrive unit is ready for installation on trans-
mission.
Fig. 171 Overdrive Clutch Pack Retaining Ring
Installation
1 - OVERDRIVE CLUTCH PACK RETAINING RING
Fig. 172 Shaft End Play Measurement
1 - SPECIAL TOOL 6312
2 - SPECIAL TOOL 6311
3 - SPECIAL TOOL C-4962
Fig. 173 Intermediate Shaft End Play Spacer
Selection
BR/BEAUTOMATIC TRANSMISSION - 47RE 21 - 749
OVERDRIVE UNIT (Continued)

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