Spicer Tandem Drive Axles Service Manual D__R440, 460, 480, D_R461, 462, 463, 521, 581, 601, 651, 652, 653 - Manual (Page 89)

85
Wheel Differential Lock
Wheel Differential Lock
Piston Air Shift Unit
1 - Cover assembly
2 - Cover bearing
3 - Screw and washer assembly
4 - Cover gasket
5 - Cover plug
6 - Actuating lever
7 - Clevis pin
8 - Actuating lever, pin, and block assembly
9 - Shift housing cover
10 - Seal ring
11 - Cover bolt
12 - Lock nut
13 - Lock nut 14 - Washer
15 - Piston
16 - Felt piston oiler (strip)
17 - Piston o-ring
18 - Grommet
19 - Push rod
20 - Compression spring
21 - Piston stop
22 - Housing assembly
23 - Housing bearing
24 - Switch
25 - Nylon washer
26 - Wiring harness
12
9
10
13
14
15
17
16
18
19
20
21
11
22
3 5 1 4 2 6 8 23 7
26
24 25