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Performance Forced induction, intakes, exhausts, torque converters, transmissions, etc.
View Poll Results: What kind of LSD do you have?
TRD LSD
24
21.62%
Supra (RMM) LSD
43
38.74%
Stock LSD
44
39.64%
Voters: 111. You may not vote on this poll

LSD: TRD, Supra, Stock

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Old Feb 15, 2007 | 04:48 AM
  #31  
Guru's Avatar
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Carbonetic Carbon LSD here. THE best and still going strong over two years now. LOVE it. Best mod to the car other than the sway bars.
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Old May 15, 2007 | 07:15 AM
  #32  
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Installing my 3.76 Torsen (Supra) LSD, new supra half shafts, PI TC and tranny cooler very soon. Got quoted around $900 for all...does this quote seem too high???
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Old May 24, 2007 | 10:51 PM
  #33  
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Nope, seems pretty good actually
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Old May 25, 2007 | 05:10 AM
  #34  
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Thanks a lot Big...I'll still try to chew him down a little. LOL!
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Old Jun 1, 2007 | 05:14 PM
  #35  
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I have a stock LSD and it lays down two even patches of rubber when I'm on it, so now I'm confused what is stock. How is the TRD LSD different from the stock one?

Thanks in advance,

Originally Posted by GS430 GUY
LSD= Limited Slip Differential

The GS stock doesn't have a true LSD, it has an open differential. So power doesn't go to both wheels, only one, which is why power breaking and hammering the accelerator will not allow one to leave 2 patches of rubber on the road. I am not a technical genius on automobiles, but using the search engine will bring up a lot of info as the LSD has been discussed in detail a few times. I'm happy with my TRD LSD but I agree with LexCiting on it being an expensive mod, but worth it in the end IMO.
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Old Jun 1, 2007 | 07:40 PM
  #36  
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Originally Posted by David GS400
I have a stock LSD and it lays down two even patches of rubber when I'm on it, so now I'm confused what is stock. How is the TRD LSD different from the stock one?

Thanks in advance,

If your rear end is stock, it isn't a LSD.

Originally Posted by jbrady
Something of note: open differentials DO IN FACT power both tires UNTIL one tire looses traction and then 100% of the torque goes to the one without traction. This is why one tire will spin.
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Old Jun 5, 2007 | 03:03 PM
  #37  
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Once the Torsen rear end is in is the VSC still functional at any time?
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Old Jun 5, 2007 | 05:44 PM
  #38  
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Smile Vsc

Yes it still works. Plus you can hit the button and turn it off if you want.
Don't do that in the rain cuz when the road is slick the VSC is your friend.



Ivan
3dog
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Old Jun 5, 2007 | 05:48 PM
  #39  
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Originally Posted by 3dog
Yes it still works. Plus you can hit the button and turn it off if you want.
Does the traction control and stability control that are within VSC work?
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Old Jun 5, 2007 | 06:03 PM
  #40  
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Default Lsd

Everything works
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Old Jun 8, 2007 | 10:26 PM
  #41  
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Is the RMM LSD essentially the same as the TRD LSD? They both have 3.76 gearing? What's the difference if any?
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Old Jun 9, 2007 | 08:58 AM
  #42  
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There's some question of interchangability of the Limited Slip Supra Diff Carrier with the stock Lexus Diff Carrier. In my post below, I detail the steps I took to complete the swap in my GS400 while retaining the stock Lexus differential gear ratio. It's basically a "take it apart, put it together" proposition. All the internal differential parts are interchangeable. https://www.clublexus.com/forums/sho...d.php?t=250495

Brian
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Old Jun 9, 2007 | 06:32 PM
  #43  
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From what I understand only the RMM and the Supra TT (torsen) LSD come with 3.76 gears (for quicker acceleration in the GS4xx NOT GS300). The TRD unit still utilizes the 3.23 gearing and is also an LSD. TRD is less expensive to buy but more expensive for the install.
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Old Jul 1, 2007 | 09:05 AM
  #44  
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Default Quick Question....

I have been offered to trade my stock GS400 3.26 Rear End for a 4.27 pumpkin with lsd from a NA MKIV supra. I am not certain why someone would want to make this trade seeing as my Rear End is not LSD, but not complaining seeing as I want an LSD.

My question is will this bolt up and perform well? I notice the majority is using the 3.76 LSD. Is 4.27 too high of a ratio for a GS400? I do not have a TC, but it will most likely be my next mod. Any advise would be greatly appreciated.

Last edited by kilawatts; Jul 1, 2007 at 02:46 PM.
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Old Nov 16, 2007 | 08:24 AM
  #45  
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Originally Posted by kilawatts
I have been offered to trade my stock GS400 3.26 Rear End for a 4.27 pumpkin with lsd from a NA MKIV supra. I am not certain why someone would want to make this trade seeing as my Rear End is not LSD, but not complaining seeing as I want an LSD.

My question is will this bolt up and perform well? I notice the majority is using the 3.76 LSD. Is 4.27 too high of a ratio for a GS400? I do not have a TC, but it will most likely be my next mod. Any advise would be greatly appreciated.
I used to have the 4.27 gears and loved them. I was on 20's though. If you search for "gear ratio research" under the performance section, you will see my thread about the different ratios and RPM levels.

I have a question for the guys with the TRD LSD....

I believe the TRD LSD is a mechanical cable type LSD and therefore does NOT have clutch plates which would mean there is no clutch plate "chatter" or noise on slow speed sharp turns like a clutch type LSD has (KAAZ).

Does the TRD have any chatter noise at all on slow speed sharp turns?
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