4th gen carrier in 3rd gen
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Junior Member
Joined: Dec 2011
Posts: 92
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Car: 92 Z28
Engine: 350ci
Transmission: Th350
Axle/Gears: 3.73
4th gen carrier in 3rd gen
Will it fit? I have 1992 z28 I read somewhere that the carrier out of fourth gen US spec (ring and pinion along with the torsen ) will fit a US spec 3rd gen rearend both share 28 spline shafts Im having problem with the stock posi and 3.73 want to go with stock 3.23 but better carrier
Supreme Member
Joined: Sep 2008
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Re: 4th gen carrier in 3rd gen
All of the LT1 cars had the same Auburn differential that you have now. The LS1 cars got the Torsen, and yes, it will fit. You still must set the pinion depth, bearing preload and backlash when changing gears.
Joined: Dec 2005
Posts: 4,795
Likes: 15
From: St. Cloud, MN
Car: 1984 Trans Am
Engine: LS1383 in work
Transmission: Magnum F - to be installed
Axle/Gears: Zexel Torsen 3.73, 28-spline mosers
Re: 4th gen carrier in 3rd gen
I put a torsen unit in my 84, shop set it up, havne't had any difficulties in over 2 years.
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