1983 Bronco Rear Diff tag

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Jul 6, 2014 | 08:16 PM

usmcwo1

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1983 Bronco Rear Diff tag

IFE-OAAN 7 JB
4L11 9 393D

I think I get 4:11 locker 9". Any help with the rest? Thanks.

Jul 8, 2014 | 08:39 PM

Encho

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From: Caracas, Venezuela

There must be a decoder somewhere in here, I'm just no sure where...

Jul 8, 2014 | 09:23 PM

Fordman96

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Differential Identification | West Coast Differentials

Jul 8, 2014 | 09:48 PM

NumberDummy

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From: Simi Valley, CA

Quote:

Originally Posted by usmcwo1

IFE-OAAN

(makes no sense) / 7JB
4L11 9 393D

I think I get 4:11 locker 9". Any help with the rest? Thanks.

4L11 = 4.11-1 with Limited Slip / 9 = 9" / 7JB = Assembled the 2nd week (B) of September (J), 1977 (7).

393 = Assembly plant code / D = Design change.

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