WHAt rear end do I have ?????
Newbie
Joined: Oct 2014
Posts: 1
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From: NEO
Superduty Axle Codes
F350 duallys
61 - open - 3.73
62 - open - 4.10
63 - open - 4.30
F1 - Limited slip - 3.73
F2 - Limited slip - 4.10
F3 - Limited slip - 4.30
F350 SRW
41 - open - 3.73
42 - open - 4.10
43 - open - 4.30
D1 - L/S - 3.73
D2 - L/S - 4.10
D3 - L/S - 4.30
F250 & Excursion
31 - open - 3.73
32 - open - 4.10
33 - open -4.30
C1 - L/S - 3.73
C2 - L/S - 4.10
C3 - L/S - 4.30
My early '99 has C1 listed on the door plate.
F350 duallys
61 - open - 3.73
62 - open - 4.10
63 - open - 4.30
F1 - Limited slip - 3.73
F2 - Limited slip - 4.10
F3 - Limited slip - 4.30
F350 SRW
41 - open - 3.73
42 - open - 4.10
43 - open - 4.30
D1 - L/S - 3.73
D2 - L/S - 4.10
D3 - L/S - 4.30
F250 & Excursion
31 - open - 3.73
32 - open - 4.10
33 - open -4.30
C1 - L/S - 3.73
C2 - L/S - 4.10
C3 - L/S - 4.30
My early '99 has C1 listed on the door plate.
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