When I accelerate hard there is a noise from the rear on 1991 Mercedes-Benz 500SL

It's as if either the rear brakes or the transmission is being restrained somehow. It only happens when I take off fast.

Asked by for the 1991 Mercedes-Benz 500SL
2 answers
what kind of noise does it make
poss drive shaft joint coupler. they are rubber and go bad all the time