Front Wheel Alignment - Kubota L4400 Workshop Manual

L4400 , WSM

2. FRONT WHEEL ALIGNMENT

To assure smooth mobility or maneuverability and enhance stable and straight running, the front wheels are
mounted at an angle to the right, left and forward directions. This arrangement is referred to as the Front Wheel
Alignment.
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Tractor Manuals Scotland
from the front, upper wheels are spreader than lower
ones.
bending or twisting of the front axle caused by vertical
load or running resistance, and also maintains the
stability in running.
Camber
the front.
camber, kingpin angle reduces rolling resistance of the
wheels, and prevents any shimmy motion of the steering
wheel.
Kingpin angle
The point (b) of the wheel center line is behind the point
(a) of the kingpin shaft center line.
provide steering stability.
steering effort.
Caster
F : Front
6-M3
Camber
The front wheels are tilted from the vertical as viewed
This inclination is called camber (a). Camber reduces
2WD
4WD
Kingpin Angle
The Kingpin is titled from the vertical as viewed from
This angle is called kingpin angle (a). As with the
It also reduces steering effort.
2WD
4WD
Caster
The kingpin is titled forward as viewed from the side.
This inclination is called caster (c). Caster helps
As with the kingpin inclination, caster reduces
2WD
4WD
FRONT AXLE
0.035 rad
2 °
0.070 rad
4 °
W1013540
0.175 rad
10 °
0.218 rad
12.5 °
W1013829
0.035 rad
2 °
0.026 rad
1.5 °
R : Rear
W1013978
KiSC issued 07, 2007 A