Spicer Tandem Drive Axle: DS_RS461, 462, 463, 521, 581, DT_RT_DP_RP461, 462, 463, 521, 581, 601, 651 - Manual (Page 38)

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Piston Air Shift System
Shift System
3 5 1 4 2 6 7 8 23
22
11
21
20
19
18
12
9
10
13
14
15
17
16
25
24