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366 Posts
Been trying to figure out what gears I have. The glovebox says GU2 but when i used the rear gear calculator on here I got 3.23, it will hold 1500 rpms at 45 in overdrive (a4) and from WOT it will shred tires all the way thru 1st and halfway thru second before it hooks (with the mods in Sig) I am the third owner of the car and it has 170,000 miles so i wonder if the first owner swapped the rear out