Chrysler RAM TRUCK 2500 1994 Service Manual page 215

FINAL FINISH SHOULD BE
NON-DIRECTIONAL
CROSSHATCH PATTERN
J8905-71
Fig. 34 Recommended Rotor Surface Finish
(6) Remove grease cap from hub. On 1 ton models,
use long pry tool with angled end to remove grease
cap. Pry against flats at each side of cap to loosen
and remove it.
(7) Remove cotter pin from spindle and wheel bear­
ing adjusting nut (Fig. 35).
(8) Remove locknut from wheel bearing adjusting
nut. Then remove tabbed thrust washer and outer
wheel bearing (Fig. 35).
(9) Remove rotor and hub assembly from spindle.
(10) Inspect wheel bearings and interior of hub. I f
bearings need repacking, remove grease seal and in­
ner wheel bearing from rotor hub.
(11) On 2-wheel drive models with ABS brakes,
also check condition of front sensor tone wheel lo­
cated i n rotor hub (Fig. 36). Entire rotor and hub
assembly will have to be replaced if tone wheel
is damaged. The tone wheel is not available as
a separate part.
DISC BRAKE ROTOR INSTALLATION (2-WHEEL
DRIVE 10DELS)
(1) Repack wheel bearings, i f necessary, with Mo­
par high temperature bearing grease. Apply grease to
bearing races as well. Then install inner bearing i n
hub and install new grease seal.
(2) Apply liberal coat of bearing grease to spindle,
interior of rotor hub, grease seal lip and seal surface
of spindle.
(3) Install rotor and hub assembly on spindle.
(4) Install outer wheel bearing, tabbed thrust
washer and bearing adjusting nut. Tighten nut only
enough to remove end play at this time.
SPLASH
SHIELD
GREASE
SEAL
INNER
BEARING
A N D RACE
ROTOR
OUTER
BEARING
A N D RACE
COTTER
PIN
A N D N U T
WASHER
CAP
J9405-178
Fig. 35 Rotor And Hub Assembly (2-Wheel Drive)
ABS
FRONT
SENSOR
SENSOR
WIRE
STEERING
KNUCKLE
SENSOR
BOLTS
(21-25 N - m /
1 9 - 2 5 0 in. lbs.)
SPLASH
SHIELD
J9405-177
Fig. 36 Front Sensor Tone Wheel Location (2-Wheel
Drive Models With ABS Brakes)
(5) Install disc brake caliper and tighten caliper
mounting bolts to 51 N-m (38 ft. lbs.) torque. Do not
seat caliper pistons at this time. Pistons must
not be seated until after wheel bearing adjust­
ment has been completed.
(6) Install wheel and tire assembly. Tighten wheel
nuts snug but not to final torque at this time.
(7) Adjust wheel bearings. Refer to procedure i n
this section.