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Can anyone tell if there's a Truetrac in here?

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Old Feb 1, 2005 | 05:46 PM
  #1  
Bob_98SR5's Avatar
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Can anyone tell if there's a Truetrac in here?

Hi guys,

I just bought this 3rd member from Demello and he says the guy that sold it to him said that there's a Detroit True trac in it. However, Demello said that its "loud" and from what I've heard, the DTT is supposed to be quiet. Upon a follow up question, he said that it clicks when you coast on the curves and knocks...and i forget the situation it does this.

To me, it sounds like a different Detroit product is in there. Maybe the EZ locker. What i don't want to do is spend needless hours to install this and find out that its not a DTT.

Here are the pics:








Bob
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Old Feb 1, 2005 | 05:52 PM
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Bob, that isn't a Truetrac. That looks like the clutch type Toyota has used and uses in the Supra and other applications (for many years).

You can take it apart very easily and shim the spring inside to further limit slip. For off road, I would definitely do this. It doesn't limit slip all that much as it is, with the shimmed spring it's better but always far from a locker. Good on the street though.

If it was "loud", likely it was run without the lubricant addative clutch type limited slips require. Other wise, pull it apart, it is an extremely simple mechanism and you'd be able to tell quickly if something was really wrong. I'd be shocked if that were the case, they are quite robust.

Frank
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Old Feb 1, 2005 | 05:55 PM
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just ask Poboy, that was his rig that demello had
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Old Feb 1, 2005 | 05:57 PM
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Hey Frank,

Thanks for your reply. I just found little joe's write up on 4x4wire and compared his pics to mine about 20 times just to make sure. Thanks for the advice as well, but I'm not sure if I want to do that (at this point anyways)

Rob:

Thanks, I'll contact Poboy

Bob
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Old Feb 1, 2005 | 06:43 PM
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From: ELN
That is not a True-Trac. It looks nothing like the ones in my truck. And mine do not make clicking noises that I can hear.
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Old Feb 1, 2005 | 07:28 PM
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Glenn,

Thanks for the reply. I'm convinced now.

Bob
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Old Feb 2, 2005 | 04:34 AM
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From: N37 39* W122 3*
TTs are gear driven vs clutch pack driven LSDs...

have one in the front diff for years. but i dont hear them when in 4wd...
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Old Feb 2, 2005 | 05:32 AM
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definitely not a truetrac
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Old Feb 2, 2005 | 06:42 AM
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If it's the one off my Old 4Runner...and it looks like it is...Detroit EZ Locker.
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Old Feb 2, 2005 | 08:06 AM
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From: Los Angeles
john,

thanks for your reply btw, your 4runner is not the same 4runner that it used to be! its quite the beast now

bob
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Old Feb 2, 2005 | 08:07 AM
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Yeah...I saw it on TV (Outdoor Channel) in December. Didnt recognize it at all!
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Old Feb 2, 2005 | 09:53 AM
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Originally Posted by PoBoy
If it's the one off my Old 4Runner...and it looks like it is...Detroit EZ Locker.
There you go, are you still going to put it in?
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Old Feb 2, 2005 | 10:14 AM
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Originally Posted by PoBoy
Yeah...I saw it on TV (Outdoor Channel) in December. Didnt recognize it at all!
Yeh it's changed allot and now for sale Were buying our first house and need to get rid of some bills! I hate to sell it as you I put a ton of money into it and I'm sad to see it go but if we kept it. It would just sit in the driveway and collect dust!
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Old Feb 2, 2005 | 10:50 AM
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From: Los Angeles
Originally Posted by Albuquerque Jim
There you go, are you still going to put it in?
Jim,

Hey, thanks for visiting the thread

I'm not going to put it in. I dont think I'll be able to live w/ the clicking and knocks Jason is nice enough to take it back too

Bob
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Old Feb 2, 2005 | 03:32 PM
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Originally Posted by Bob_98SR5
Hey Frank,

Thanks for your reply. I just found little joe's write up on 4x4wire and compared his pics to mine about 20 times just to make sure. Thanks for the advice as well, but I'm not sure if I want to do that (at this point anyways)

Rob:

Thanks, I'll contact Poboy

Bob
I would at least suggest popping the LSD open to at least see how it works. You do need to reset the backlash when you put it back in but that's by far the hardest part. Those bolts on the side come out and it comes right apart. It would take about 5 minutes to pop a washer in there and it really does make it work better. Without the washer shim, it really isn't much better than an open diff. At least if you are remotely interested in it, I figure do it now while it's on the bench.

Frank
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