1998 DODGE RAM 1500 Workshop Manual

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Page 41 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual (1) Start the engine and turn wheels both ways
before straightening the wheels. Center and Secure
the steering wheel and turn off engine.
(2) Loosen the adjustment sleeve clamp bolts.
(3) Adjust the r

(1) Start the engine and turn wheels both ways
before straightening the wheels. Center and Secure
the steering wheel and turn off engine.
(2) Loosen the adjustment sleeve clamp bolts.
(3) Adjust the right wheel toe position with the
drag link. Turn the sleeve until the right wheel is at
the correct TOE-IN position. Position clamp bolts to
their original position and tighten to specifications.
Make sure the toe setting does not change dur-
ing clamp tightening.
(4) Adjust left wheel toe position with tie rod at
left knuckle. Turn the sleeve until the left wheel is at
the correct TOE-IN position. Position clamp bolts to
their original position and tighten to specifications.
Make sure the toe setting does not change dur-
ing clamp tightening.
(5) Verify the right toe setting and a straight steer-
ing wheel.
(6) Road test the vehicle.
SPECIFICATIONS
ALIGNMENT
NOTE: All alignment specifications are in degrees.
SPECIFICATIONS
DESCRIP-
TIONSPECIFICATION
VEHICLE
1500WHEEL
BASECASTER
(4.0É
Min,
+.75É
Max)CAMBER
( .50É)TOTAL
TOE-IN
( .10É)
4X2 120.5 in 4.0É .0É .10É
4X2 140.5 in 4.2É .0É .10É
4X2 160.5 in 4.4É .0É .10É
VEHICLE
1500WHEEL
BASECASTER
(4.0É
Min,
+.75É
Min)CAMBER
( .50É)TOTAL
TOE-IN
( .10É)
4X4 120.5 in 4.2É .0É .10É
4X4 140.5 in 4.4É .0É .10É
4X4 160.5 in 4.6É .0É .10É
MAX
RT/LT
DIF-
FERENCE
4X2
1500Ð .40É .50É 0.06É
DESCRIP-
TIONSPECIFICATION
MAX
RT/LT
DIF-
FERENCE
4X4
1500Ð .40É .60É 0.06É
VEHICLE
4X2
2500 &
3500WHEEL
BASECASTER
(3.55É
Min,
+.75É
Max)CAMBER
( .50É)TOTAL
TOE-IN
(0.20É
.10É)
4X2
2500&3500140 4.0É 0.0É .10É
.05É
4X2
2500&3500160 4.3É 0.0É .10É
.05É
MAX
RT/LT
DIF-
FERENCE
4X2
2500&3500Ð 0.4É 0.6É 0.1É
VEHICLE
4X4
2500&3500WHEEL
BASECASTER
(4.0É
Min,
+.75É
Max)CAMBER
(.25É
.5É)TOTAL
TOE-IN
(0.20É
.10É)
4X4
2500&3500140 4.5É .25É .10É
.05É
4X4
2500&3500160 4.7É .25É .10É
.05É
MAX
RT/LT
DIF-
FERENCE
4X4
2500&3500Ð .5É .5É 0.1É
DESCRIP-
TIONREAR SPECIFICATION
CAMBER
(-.10É 0.35É)TOTAL TOE-IN
(0.30É 0.35É)
THRUST ANGLE 0É 0.4É
4X2
4X4
1500
THRUST ANGLE -0.2É 0.2É
4X2
4X4
2500&3500
2 - 6 WHEEL ALIGNMENTDR
WHEEL ALIGNMENT (Continued)

Page 42 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual SPECIAL TOOLS
WHEEL ALIGNMENT
8876 - CAMBER/CASTER ADJUSTMENT TOOL
DRWHEEL ALIGNMENT 2 - 7
WHEEL ALIGNMENT (Continued)

Page 43 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual FRONT - INDEPENDENT FRONT SUSPENSION
TABLE OF CONTENTS
page page
FRONT - INDEPENDENT FRONT SUSPENSION
DESCRIPTION
DESCRIPTION........................9
DESCRIPTION........................10
SPECIFICATI

FRONT - INDEPENDENT FRONT SUSPENSION
TABLE OF CONTENTS
page page
FRONT - INDEPENDENT FRONT SUSPENSION
DESCRIPTION
DESCRIPTION........................9
DESCRIPTION........................10
SPECIFICATIONS
TORQUE CHART......................10
SPECIAL TOOLS
FRONT SUSPENSION..................12
BUSHINGS
REMOVAL
REMOVAL - LOWER CONTROL ARM
BUSHINGS - 4WD (LD).................13
REMOVAL - TORSION BAR
CROSSMEMBER BUSHING..............13
REMOVAL - LOWER CONTROL ARM
BUSHINGS - 2WD (LD).................13
INSTALLATION
INSTALLATION - LOWER CONTROL ARM
BUSHINGS - 4WD (LD).................14
INSTALLATION - TORSION BAR CROSS
MEMBER BUSHING....................15
INSTALLATION - LOWER CONTROL ARM
BUSHINGS - 2WD (LD).................15
HUB / BEARING
REMOVAL
REMOVAL - 4X4......................16
REMOVAL - 4X2......................17
INSTALLATION
INSTALLATION - 4X4...................17
INSTALLATION - 4X2...................18
KNUCKLE
DESCRIPTION.........................18
OPERATION...........................18
REMOVAL.............................18
INSTALLATION.........................19
LOWER BALL JOINT
DIAGNOSIS AND TESTING - LOWER BALL
JOINT..............................19
REMOVAL.............................19
INSTALLATION.........................20
LOWER CONTROL ARM
REMOVAL
REMOVAL - 4X4 (LD)...................21REMOVAL - 4X2......................21
INSTALLATION
INSTALLATION - 4X4 (LD)...............21
INSTALLATION - 4X2...................22
SPRING
REMOVAL.............................22
INSTALLATION.........................23
SHOCK
DIAGNOSIS AND TESTING - SHOCK........24
REMOVAL
REMOVAL - 4X2......................24
REMOVAL - 4X4......................24
INSTALLATION
INSTALLATION - 4X2...................24
INSTALLATION - 4X4...................24
STABILIZER BAR
DESCRIPTION.........................24
OPERATION...........................25
REMOVAL.............................25
INSTALLATION.........................25
STABILIZER LINK
REMOVAL
REMOVAL - 4X4......................25
REMOVAL - 4X2......................25
INSTALLATION
INSTALLATION - 4X4...................26
INSTALLATION - 4X2...................26
TORSION BAR
DESCRIPTION.........................26
OPERATION...........................26
REMOVAL.............................26
INSTALLATION.........................27
UPPER BALL JOINT
DIAGNOSIS AND TESTING - UPPER BALL
JOINT..............................27
UPPER CONTROL ARM
REMOVAL.............................28
INSTALLATION.........................28
2 - 8 FRONT - INDEPENDENT FRONT SUSPENSIONDR

Page 44 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual FRONT - INDEPENDENT
FRONT SUSPENSION
DESCRIPTION
DESCRIPTION
The front suspension is designed to allow each
wheel to adapt to different road surfaces indepen-
dently. The wheels are mounted to hub/bea

Page 45 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual DESCRIPTION
The upper control arm bolts on frame brackets.
The frame brackets have slotted holes which allow
the arms to be adjusted for caster and camber.
The lower control arms bolt to the lower fra

Page 46 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual DESCRIPTION N´m Ft. Lbs. In. Lbs.
Lower Suspension Arm
Frame Nuts204 150 Ð
Lower Suspension Arm
Frame Nuts285 210 Ð
Lower Suspension Arm
Ball Joint Nut
1500 series only52
Then an additional 90É38

Page 47 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual SPECIAL TOOLS
FRONT SUSPENSION
PULLER - 8677
4WD BUSHING REMOVAL/INSTALL KIT - 8682
TORSION BAR LOADER/UNLOADER - 8686
TORSION BAR BUSHING REMOVAL/INSTALL - 8835
RECEIVER/ DRIVER BALLJOINT - 8698
BALL

Page 48 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual BUSHINGS
REMOVAL
REMOVAL - LOWER CONTROL ARM
BUSHINGS - 4WD (LD)
(1) Remove the lower control arm (Refer to 2 -
SUSPENSION/FRONT/LOWER CONTROL ARM -
REMOVAL).
(2) Secure the control arm in a vise.
NOT

BUSHINGS
REMOVAL
REMOVAL - LOWER CONTROL ARM
BUSHINGS - 4WD (LD)
(1) Remove the lower control arm (Refer to 2 -
SUSPENSION/FRONT/LOWER CONTROL ARM -
REMOVAL).
(2) Secure the control arm in a vise.
NOTE: Extreme pressure lubrication must be used
on the threaded portions of the tool. This will
increase the longevity of the tool and insure proper
operation during the removal and installation pro-
cess.
FRAME MOUNTED BUSHING
(1) Install the bushing tool 8682-3 (receiver) and
8682-4 (driver) with the threaded rod and the two
bearings as shown for the replacement of the frame
bushing (Fig. 3)
CONTROL ARM BUSHING
(1) Install bushing remover tools 8682-2 (adapter),
8682-3 (receiver) and 8682-4 (driver) with the
threaded rod and the two bearings as shown (Fig. 4)
REMOVAL - TORSION BAR CROSSMEMBER
BUSHING
(1) Remove the torsion bar cross member (Refer to
13 - FRAME & BUMPERS/FRAME/REAR CROSS-
MEMBER - REMOVAL).
(2) Secure the cross member in a vise.
NOTE: Extreme pressure lubrication must be used
on the threaded portions of the tool. This will
increase the longevity of the tool and insure proper
operation during the removal and installation pro-
cess.
(3) Install special tools 8838 threaded rod, 8835-1,
8835-4 and 8835-3 as shown in the graphic below
(Fig. 5).
(4) Press out the bushing.
REMOVAL - LOWER CONTROL ARM
BUSHINGS - 2WD (LD)
NOTE: HD 4X2 bushings are not servicable.
(1) Remove the lower control arm (Refer to 2 -
SUSPENSION/FRONT/LOWER CONTROL ARM -
REMOVAL).
(2) Secure the control arm in a vise.
NOTE: Extreme pressure lubrication must be used
on the threaded portions of the tool. This will
increase the longevity of the tool and insure proper
operation during the removal and installation pro-
cess.
Fig. 3 FRAME BUSHING REMOVAL
1 - THREADED ROD
2 - BEARINGS
3 - 8682-3 (RECEIVER)
4 - FRAME
5 - 8682-4 (DRIVER)
6 - NUT
7 - BUSHING
Fig. 4 CONTROL ARM BUSHING REMOVAL
1 - 8682-4 (DRIVER)
2 - BUSHING
3 - LOWER CONTROL ARM
4 - 8682-2 (ADAPTER)
5 - 8682-3 (RECEIVER)
6 - BEARING
7 - THREADED ROD
DRFRONT - INDEPENDENT FRONT SUSPENSION 2 - 13

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