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LSD diff problem... please help :(

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Old Dec 6, 2014 | 08:07 PM
  #21  
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Ring and pinion are sets.You can't just change the ring or just the pinion.
The steepest you can go with a gearset pulled from a vehicle would be 3.08.
2.41,2.73,and 3.08 are for 2 series carriers. What you would find in the vehicles would be GM 3.23,3.42,3.73,4.10 and those are for 3 series carriers.
The Richmond site lists those as purchaseable for a 2 series carrier,but none of them came in a factory vehicle. In order to use one of those factory GM 3.23,3.42,3.73,4.10 GM factory gearsets,you would have to change to a 3 series carrier.
Most of those vehicles listed could/would have a 3 series carrier but would have 26 splines,not the 28 spline that you need.

this Auburn site should help you determine which year 7.5"/7.625" carriers have the 28 splines(side gear splines).
http://www.drivetrain.com/parts_cata...HowAuburnWorks
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Old Dec 6, 2014 | 10:13 PM
  #22  
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Here in the states/US,when a Camaro/Firebird owner has the automatic with the 2.73s' on a 2 series carrier,the simple performance fix is to order/get an aftermarket 3.42 or 3.73 'thick' ring gear set that is compatible with the 2 series carrier.
But,even before/beyond that,an aftermarket torque convertor in the range of 3500/3600(OEM factory is 1800) is,typically,first before gears. Then the 2.73s' are changed to 3.42s' or 3.73s'. 3.73s' with a Yank SS3600 or CircleD seems to be the preferred combination.
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Old Dec 10, 2014 | 04:30 PM
  #23  
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so... the problem is back
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