LR3/Disco 3
set the front camber. The rear bush, self-locking nut, also has a cam washer located beneath it. The cam washer is
located between lugs on the chassis bracket and its orientation can be adjusted to set the front castor.
On vehicles fitted with coil springs there is a jacking bracket located on the lower control arm.
A central aperture in the arm provides for the attachment of the damper module lower bush. The damper is secured with a
long bolt which is positioned through holes in the arm and secured with a self-locking nut.
The ball joint is pressed into the lower control arm. The ball joint is an interference fit in the hole which prevents the ball
joint from moving. A circlip is fitted to the ball joint to retain it in the hole.
WHEEL KNUCKLE, HUB AND BEARING ASSEMBLY
The wheel knuckle is a machined casting which is located between the ball joints of the upper and lower control arms.
The knuckle has four clearance holes which allow for the fitment of four bolts which secure the wheel hub housing. A cast
boss on the forward edge of the knuckle provides for attachment of the steering gear, tie rod ball joint.
The wheel hub and bearing assembly comprises the wheel hub housing, wheel hub and taper roller bearing. The wheel
hub and bearing assembly is a non-serviceable component. Five M14 studs are pressed into the wheel hub and provide
for the attachment of the road wheel with wheel nuts.
The wheel hub housing is a machined forging which houses a taper roller bearing. The housing has four threaded holes
Item Part Number
Description
1
-
Upper control arm attachment
2
-
Brake caliper attachment holes
3
-
Brake hose bracket attachment point
4
-
Wheel speed sensor location
5
-
Wheels studs
6
-
Wheel hub
7
-
Brake disc dust shield attachment holes
8
-
Lower control arm ball joint attachment
9
-
Steering rack ball joint attachment
10
-
Wheel hub bolts (4 off)
