Rear diff on a4 trans.
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Joined: Aug 2005
Posts: 96
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From: abilene tx
Rear diff on a4 trans.
I have a a4 tran. What options do i have to upgrade to a 3.42 or 3.73 gear.i dont know how to check to find out if i have the 2.73 or 3.15 gear. can mine be upgraded or used as core or do i have to pay for a new diff.Pleasehelp
Race Director
Joined: Mar 2005
Posts: 11,549
Likes: 27
From: Southampton NJ
273 is standard 315 is an option and 315 is standard z51 yes you can up grade 342 373 390 410 if you have 273 i think you need a 3 series carrier to go in the 3s and a 4 series in the 4s
Race Director
Joined: Mar 2005
Posts: 11,549
Likes: 27
From: Southampton NJ
