Challenger Pinion Bushing Repair | More info
I started the new year off with some much needed rear pinion bushing repair. If you have a Getrag differential in your Challenger and make any power at all, you'll want to put this on your short maintenance list. Easy and cheap to swap out.
P/Ns Used: 4578085AA - bushing half, 4578191AA - bushing half, 6509315AA - bolt