Diff Tag

Reply Subscribe

Thread Tools

Search this Thread

Jul 2, 2005 | 07:46 AM

89chargedbird

Thread Starter

New User

Joined: May 2005

Posts: 19

Likes: 0

Diff Tag

Hello All
I found this tag on the rear diff and I cant seem to decode this tag. Any informaiton will be greatly appreciated.

Here are the numbers and letters on the tag:

WDM-AC 1FB
3 25 8 7 317A

Thanks in Advance
Brad

Jul 2, 2005 | 08:18 AM

jowilker

Fleet Owner

Joined: Jun 1999

Posts: 24,552

Likes: 74

From: Creedmoor, North Carolina

Basically, looks like a 3.25 open ratio, found often behind 352V8s 3 on the tree.

John

Jul 2, 2005 | 08:33 AM

89chargedbird

Thread Starter

New User

Joined: May 2005

Posts: 19

Likes: 0

Hmmm..

I have a 1971 F-100 302, with a C4 tranny..

Jul 2, 2005 | 08:49 AM

gfinch1050

New User

Joined: Feb 2004

Posts: 15

Likes: 0

From: Cabot, Arkansas

I have 3.25 behind a 69 360. 3 on the tree...

Last edited by gfinch1050; Jul 2, 2005 at 08:53 AM.

Jul 2, 2005 | 09:11 AM

docholiday72tx

Posting Guru

Joined: Jul 2002

Posts: 1,335

Likes: 1

From: waco

3.25 was a pretty popular ratio and can be found in about any 67 to 79 with any engine and transmision combination.
Doc

Reply Subscribe

Related Topics

Thread

Thread Starter

Forum

Replies

Last Post

ratio diff..

montrealford

1973 - 1979 F-100 & Larger F-Series Trucks

Aug 23, 2014 02:00 PM

No axle code on door tap ( blank ) and

jyblood

1999 - 2016 Super Duty

Feb 16, 2014 03:25 PM

Rear Diff Spline numbers

nwo

1973 - 1979 F-100 & Larger F-Series Trucks

Jul 2, 2011 03:09 PM

Gear ratio from diff tag (pic inside)

JAY95gt

Excursion - King of SUVs

Mar 11, 2007 09:51 PM

Diff Tag Code

edsf100

Clutch, Transmission, Differential, Axle & Transfer Case

Feb 23, 2005 07:29 PM

Reply Share

First
Prev
1 / 1
Next
Last

Forum Jump