1998 DODGE RAM 1500 Workshop Manual

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Page 257 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual HYDRAULIC/MECHANICAL
SPECIFICATIONS
SPECIFICATIONS - TORQUE CHART
TORQUE SPECIFICATIONS
DESCRIPTION N´m Ft. Lbs. In. Lbs.
Brake Booster
Mounting Nuts28 21 250
Master Cylinder
Mounting Nuts18 Ð 160
C

Page 258 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual DESCRIPTION N´m Ft. Lbs. In. Lbs.
Caliper
Brake Line Banjo Bolt
Rear27 20 245
Brake Hose
Front Bolts To Frame10 7.5 Ð
Brake Hose
Front Fitting19 14 250
Brake Hose
Rear Fitting19 14 250
Parking Brake

Page 259 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual BASE BRAKE
SPECIFICATIONS
DESCRIPTION SPECIFICATION
Front Disc Brake Caliper
TypeDual Piston Sliding
Rear Disc Brake Caliper
Type
LDSingle Piston Sliding
Rear Disc Brake Caliper
Type
HDDual Piston Sli

BASE BRAKE
SPECIFICATIONS
DESCRIPTION SPECIFICATION
Front Disc Brake Caliper
TypeDual Piston Sliding
Rear Disc Brake Caliper
Type
LDSingle Piston Sliding
Rear Disc Brake Caliper
Type
HDDual Piston Sliding
Front Disc Brake Caliper
LD54 mm (2.12 in.)
Front Disc Brake Caliper
HD56 mm (2.20 in.)
Front Disc Brake Rotor
LD336ý28 mm (13.2ý1.1
in.)
Front Disc Brake Rotor
HD353ý35.5 mm
(13.89ý1.397 in.)
Front/Rear Disc Brake
Rotor
Max. Runout
LD0.127 mm (0.005 in.)
Front/Rear Disc Brake
Rotor
Max. Runout
HD
SRW0.131 mm (0.005 in.)
Rear Disc Brake Rotor
Max. Runout
HD
DRW0.328 mm (0.012 in.)
Front/Rear Disc Brake
Rotor
Max. Thickness Variation
LD0.015 mm (0.0059 in.)
Front/Rear Disc Brake
Rotor
Max. Thickness Variation
HD0.013 mm (0.0005 in.)
Loose Rotor
Minimum Front Rotor
Thickness
LD26.4 mm (1.039 in.)
Minimum Front Rotor
Thickness
HD34 mm (1.33 in.)
Mininium Rear Rotor
Thickness
LD&HD28.39 mm (1.117 in)
DESCRIPTION SPECIFICATION
Rear Disc Brake Caliper
LD1x54 mm (2.12 in)
Rear Disc Brake Caliper
HD
SRW2x45 mm (1.77 in)
Rear Disc Brake Caliper
HD
DRW2x51 mm (2.00 in)
Rear Disc Brake Rotor
LD350x22 mm (13.77 X .86
in)
Rear Disc Brake Rotor
HD353x30 mm (13.89 X
1.18 in)
Brake Booster
Type
Gasoline Engines
LDVacuum Dual Diaphragm
Brake Booster
Type
Gasoline Engines
HD
SRWVacuum Dual Diaphragm
Brake Booster
Type
Diesel Engines
HD
DRWHydroboost
BRAKE LINES
STANDARD PROCEDURE
STANDARD PROCEDURE - DOUBLE INVERTED
FLARING
A preformed metal brake tube is recommended and
preferred for all repairs. However, double-wall steel
tube can be used for emergency repair when factory
replacement parts are not readily available.
(1) Cut off damaged tube with Tubing Cutter.
(2) Ream cut edges of tubing to ensure proper
flare.
(3) Install replacement tube nut on the tube.
(4) Insert tube in flaring tool.
(5) Place gauge form over the end of the tube.
(6) Push tubing through flaring tool jaws until
tube contacts recessed notch in gauge that matches
tube diameter.
(7) Tighten the tool bar on the tube
(8) Insert plug on gauge in the tube. Then swing
compression disc over gauge and center tapered flar-
ing screw in recess of compression disc (Fig. 5).
5 - 10 BRAKES - BASEDR
HYDRAULIC/MECHANICAL (Continued)

Page 260 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual (9) Tighten tool handle until plug gauge is
squarely seated on jaws of flaring tool. This will start
the inverted flare.
(10) Remove the plug gauge and complete the
inverted flare.
STANDARD PROCEDURE

Page 261 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual (7) Remove the mounting bolt for the brake hose
at the axle (Fig. 8).
(8) Remove the hose.
REMOVAL - REAR TUBE / HOSE ASSEMBLY
(1) Install prop rod on the brake pedal to keep
pressure on the brake sys

Page 262 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual INSTALLATION - REAR TUBE / HOSE
ASSEMBLY
(1) Install the hose.
(2) Install the banjo bolt at the caliper (Fig. 9) and
tighten fitting bolt to 27 N´m (245 in. lbs.).
(3) Install the mounting bolt for

Page 263 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual (8) Remove the outboard brake shoe from the cali-
per adapter (Fig. 15).
(9) Remove the anti-rattle springs from the caliper
adapter (Fig. 16) and (Fig. 17).NOTE: Anti-rattle springs are not interchan

Page 264 of 2627

DODGE RAM 1500 1998 2.G Workshop Manual (7) Remove outboard brake shoe from caliper
adapter (Fig. 21).
(8) Remove the anti-rattle springs from the caliper
adapter (Fig. 22) and (Fig. 23).
NOTE: Anti-rattle springs are not interchangeable.
F

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