Springs/Shock Absorbers - Dodge D150 1990 Service Manual

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— — SPRINGS/SHOCK ABSORBERS 17 - 1
SPRINGS/SHOCK ABSORBERS
CONTENTS
Page Page
GENERAL INFORMATION . 1 SPECIFICATIONS 12
SERVICE PROCEDURES . 3
G E N E R A L INFORMATION
INDEX
Page
Shock Absorber Description 2
Spring Descriptions 1
SPRING DESCRIPTIONS
FRONT SPRINGS
2WD VEHICLES
A l l two-wheel d r i v e (2WD) R a m T r u c k and Ram-
charger vehicles are equipped w i t h a coil-spring op-
erated (independent) f r o n t suspension system a t each
side of the vehicle (Fig. 1). T h e coil springs are lo-
cated between t h e frame side r a i l bracket and t h e
lower suspension a r m . A 0.3 i n c h (7.6 m m ) ozone-re-
sistant, rubber noise isolation pad is located between
the upper e n d o f t h e coil s p r i n g and t h e frame
bracket. T h i s pad dampens noise t h a t would other-
wise be t r a n s m i t t e d v i a t h e metal-to-metal contact of
the spring a n d the frame bracket. A shock absorber
is located inside each s p r i n g coil and i t is attached to
t h e frame side r a i l bracket a n d to the lower suspen-
sion a r m .
4WD VEHICLES
A l l four-wheel d r i v e (4WD) R a m T r u c k and Ram-
charger vehicles are equipped w i t h a leaf-spring op-
erated front suspension system (Fig. 2). The leaf
springs are the fixed-rate type and are attached to
the frame side r a i l brackets and the front axle.
The front leaf springs are attached to t h e axle
shaft tubes a t the s p r i n g pads b y U-bolts and nuts.
REAR SPRINGS
A l l R a m T r u c k a n d Ramcharger vehicles are
equipped w i t h leaf-type rear springs. The springs
have a one-piece, rubber b u s h i n g "pressed" into t h e i r
m a i n leaf f r o n t "eye". Model 150 and Ramcharger ve-
Page
Vehicle Loading And Weight Distribution 2
S H O C K
STABILIZER BAR J9017-28
Fig. 1 Front Coil Spring
FRONT EYE
m m
Fig. 2 Front & Rear Leaf Springs
h i d e s are equipped w i t h a fixed-rate type leaf s p r i n g
(Fig. 2). Progressive-rate type rear leaf springs (Fig.
3) are standard equipment for a l l model 250 and 350
vehicles.