Spicer IPL: 454 Tandem Drive Axle User Manual
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Air Lockout Parts - Before 11/2/1998
Air Lockout Parts - Before 11/2/1998
Straight Air
Straight Air
Before
11/2/96 to
11/2/1996
11/2/1998
Navistar
Item Description
Qty
(Cylindrical)
(Cast Iron)
Rev Air
Notes
1
Capscrew
2
210381
2
Mounting Bracket
1
NLA
Order: 507494
3
Piston Housing
1
NLA
Order: 507494
4
O-Ring
1
210180
5
Piston
1
NLA
Order: 507494
6
Shoulder Washer
1
NLA
Order: 507494
7
Push Rod
1
127477
8
Shift Fork Assy
1
129783
Replaces 127506
9
Compression Spring
1
127474
10
Capscrew
2
128744
11A Piston Housing-Standard
1
129005
11B Piston Housing - GM Only
1
129004
12
Gasket
1
128643
13
O-Ring
1
210180
14
Piston
1
129290
15
Push Rod
1
129583-NLA
Replaced by 510840
16
Shift Fork Assy
1
129783
Replaces 127506
17
Compression Spring
1
129584
18
Capscrew
1
128744
19
Piston Housing
1
128733
20
Snap Ring
1
128734
21
O-Ring
1
210180
22
Piston
1
128724
23
Snap Ring
2
128725
24
O-Ring
1
128728
25
O-Ring
1
128729
26
Pilot Plate
1
128726
27
O-Ring
1
128727
28
O-Ring
1
128331
29
Push Rod
1
128730
30
Compression Spring
1
128731
31
Shift Fork Assy
1
129783
Replaces 127506
32
PDU Cover - Original Design 1
127605-NLA
129572-NLA
127605-NLA
Summary of Kits and Assemblies
Air L/O Kit w/o Shift Fork
–––
507494
–––
Includes: 10, 11A, 12-14
Air L/O Kit - Complete
–––
508121
–––
Includes: 10, 11A, 12-17
Repair Kit
–––
507709
–––
Includes: 12-14
Air L/O Kit - w/o Shift Fork
–––
–––
216048
Includes: 18-30
Air L/O Kit - Complete - NLA
–––
–––
128735-NLA
Includes: 18-31