0 1By Reconditioned GearboxesIn FeaturedPosted 3rd April 2019Audi TT RS Rear Diff noise on overun2010 Audi TT RS Rear Diff Noise on Overun [ decceleration ] This one had only done 55k miles! The normal, is for the nut to loosen on the pinion and that allows for the pinion to run of axis [...]READ MORE