Spicer IPL: Models ON or AFTER June 10, 2013 - Manual (Page 55)

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Single Axle - High Entry Carriers
Service Carriers
S170DE - High Entry with Diff lock Carrier
17.7" Ring Gear Diameter
Side Gear # 300GD101
These are "Forward" carrier units by design. These carrier units
directly replace single axle models called out as; S21-170DE,
S23-170DE with no modifications.
Side Gear New
Ratio Spline Carrier Notes
3.07 46 Inv 683503
3.21 46 Inv 683504
3.42 46 Inv 683505
3.58 46 Inv 683506
3.73 46 Inv 683507
3.91 46 Inv 683508
4.10 46 Inv 683509
4.30 46 Inv 683510
4.56 46 Inv 683511
4.78 46 Inv 683512
5.25 46 Inv 683513
5.38 46 Inv 683514
5.57 46 Inv 683515
6.14 46 Inv 683516
6.83 46 Inv 683517
7.17 46 Inv 683518
S170E - High Entry Carrier
17.7" Ring Gear Diameter
Side Gear # 300GD101
These are "Forward" carrier units by design. These carrier units
directly replace single axle models called out as; S21-170E, S23-
170E with no modifications.
Side Gear New
Ratio Spline Carrier Notes
3.07 46 Inv 683483
3.21 46 Inv 683484
3.42 46 Inv 683486
3.58 46 Inv 683487
3.73 46 Inv 683488
3.91 46 Inv 683489
4.10 46 Inv 683490
4.30 46 Inv 683491
4.56 46 Inv 683492
4.78 46 Inv 683493
5.25 46 Inv 683494
5.38 46 Inv 683495
5.57 46 Inv 683496
6.14 46 Inv 683497
6.83 46 Inv 683498
7.17 46 Inv 683499