TM 55-4920-384-13&P
REDUCTION UNIT ASSEMBLIES
REDUCTION
ROCKFORD
WISCONSIN MOTOR
PART NO.
RATlO
PART NUMBER
2.05 to 1
WC-314
GRA-586
2.50 to 1
WC-315
GRA-589
3.90 to 1
WC-316
GRA-584
REF. No. 3
REF. No. 2
REF. No. 1
Rockford
Driven Gear
Drive Shaft and Gear
Housing Assembly
Assembly No.
Incl. Ref. No. 2 to 36
GR - 102
GR - 103
GRA-5M6
GRA-586
(43 teeth)
(21 teeth)
GR - 108
GR - 122
GRA-589
GRA-5M7
(46 teeth)
(18 teeth)
GR - 110
GR - 109
GRA-584
GRA-5M4
(51 teeth)
(13 teeth)
THE FOLLOWING PARTS ARE IDENTICAL FOR ALL THE ABOVE ASSEMBLIES
Ref.
Ref.
No.
No.
4
33
5
34
35
6
36
7
37
8
38
9
39
40
10
41
11
42
12
43
13
44
14
45
15
46
47
16
17
48
18
49
50
19
20
51
21
22
52
23
53
54
24
55
25
56
57
26
58
27
59
60
28
61
29
30
31
32
D-59
