1991 Mercedes-Benz 500SL Q&A

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

It's as if either the rear brakes or the transmission is being restrained somehow. It only happens when I take off fast. -
Answer 1
what kind of noise does it make -
Answer 2
poss drive shaft joint coupler. they are rubber and go bad all the time -