4000 Mk2 Wheel Drive
6 4000 Mk2 Wheel Drive Service Manual 83158-1
4000 Mk2 Wheel Drive
Chapter 2: Main Parts and Spares
2.1. Spares for 4000 Mk2 wheel drive
Item Spare/Accessory Part No. Comments
Front cover A18074
1 Front cover
– 6 mm drill bit Not illustrated on exploded view
24 Back cover A18075
11 Drive ring A18076
Clutch lever A18077
7 Clutch lever
6 M5 x 30 mm screw
Clutch ratchet knob A18078
9 Ratchet knob
6 M5 x 30 mm screw
Support plate A18079
3 Support plate
2 M5 x 8 mm screw (x2)
Torque restraint (pedestal bracket) A18080
– Torque restraint Not illustrated on exploded view
– No 10 x ¾ inch screw (x4) Not illustrated on exploded view
– 4 mm drill bit Not illustrated on exploded view
– Wheel drive unit A18081 Entire wheel drive assembly
4 Drive belt A18083
Clutch kit A18084
8 Clutch eccentric
5 Clutch roller
6 M5 x 30 mm screw
Bearing kit A18085
12 Ball bearings (x21)
10 Bearing cage (x3)
18 Motor A18086
13 Machined pulley A18087
23 Gearbox A18088
Single spoke clamp A18089
– Spoke clamp Not illustrated with exploded unit
– 16 mm spoke clamp insert Not illustrated with exploded unit
– 12 mm spoke clamp insert Not illustrated with exploded unit
– M5 x 16 mm screw Not illustrated with exploded unit
– 3 mm allen key Not illustrated with exploded unit
Motor loom and seal kit A18092
14 Collar nut
15 Rubber cap
19 Motor clamp
20 O-ring
21 Loom plug assembly
22 Gasket
Power cable
4.5 m (15 ft) cable with plug at one end
and connector spades at the other
A18061 Not illustrated with exploded unit