What locker is in my 7.5 IFS???
#1
What locker is in my 7.5 IFS???
Hi all!!
I recently bought an IFS differential with a locker installed.
Guy I got it from, said he was told by the previous owner that it was a Truetrac, but it does'nt look like the Truetrac images I can find.
Maybe its a regular Detroit?
Only thing I can see on it are some vibro-pen markings: 51240 (or maybe 51243) and 20M04
Here are a couple pics,, What is it???

I recently bought an IFS differential with a locker installed.
Guy I got it from, said he was told by the previous owner that it was a Truetrac, but it does'nt look like the Truetrac images I can find.
Maybe its a regular Detroit?
Only thing I can see on it are some vibro-pen markings: 51240 (or maybe 51243) and 20M04
Here are a couple pics,, What is it???

Last edited by millball; Apr 11, 2016 at 02:14 PM.
#3
With long scewdrivers thru the bolts on the axle stubs and some effort, I can get the axles to turn counter to each other. I can hear no racheting noise. Maybe it is a Truetrac.
Last edited by millball; Apr 11, 2016 at 03:14 PM.
#4
That sounds about like how I would expect a Truetrac to behave. The Truetrac is a fully enclosed case like you have, but I don't remember the 8" one for the rear having the cutout with the threaded hole. That may be unique to the 7.5".
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