3 - 2
Section F Transmission
9803/3280
Section F
3 - 2
Issue 1
Technical Data
Rear Axle
Note: It is essential that the correct ratio axle in relationship to the gearbox ratio is fitted to the machine. Do not fit a new axle
with a different ratio to the axle being replaced.
ALL WHEEL STEER MACHINES
Type 3 piece, JCB spiral bevel input with epicyclic hub reduction and inboard
braking. Pinion mounted park brake disc.
Designation SD80
Installation Rigid pad mount
Number of steer rams 1 (Double rod)
Weight (dry, with no steer rams 410 kg (904 lbs) approx.
and without wheels)
Half (Axle) Shaft Braking/Type 5 friction plate, 6 counter plate (each half shaft)
Input Type Yoke
Oscillation ± 5°
Toe - in 0 °
Castor Angle 0 °
Camber Angle 1 °
King - pin inclination 0 °
Hub Reduction 5.4:1
Ratios OPTION 1 OPTION 2 OPTION 3
Overall 15.78:1 18.16:1 13.7:1
Crownwheel and Pinion 2.923:1 3.363:1 2.538:1
Number of Teeth
Crownwheel 38 37 33
Pinion 13 11 13
2 WHEEL STEER MACHINES
Type 3 piece, JCB spiral bevel input with epicyclic hub reduction and inboard
braking. Pinion mounted park brake disc.
Designation PD70
Installation Rigid pad mount
Weight (dry and without wheels) 386 kg (851 lbs) approx.
Half (Axle) Shaft Braking/Type 5 friction plate, 6 counter plate (each half shaft)
Input Type Yoke
Hub Reduction 5.4:1
Ratios OPTION 1 OPTION 2 OPTION 3
Overall 15.78:1 18.16:1 13.7:1
Crownwheel and Pinion 2.923:1 3.363:1 2.538:1
Number of Teeth
Crownwheel 38 37 33
Pinion 13 11 13
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