Ted2222 was the gent that R&R his diff.
After Steve's sobering post, I wonder how long mine will last and how much parts and labor are for an new one. Mine is quiet and no fluid loss. Have to wait and see.
Also having been down this path and with your considering an independent garage, my unsolicited opinion is to make sure that the garage has seen many of this disc replacements and are very familiar with it.
Otherwise, its worth the extra couple of bucks to take it to an independent MB or to the dealer.
S, J.R. Brown
2000 G500 LWB Obsedian Black
2005 Toyota Tacoma Access Cab Off Road Sport
1993 Volvo 240 Sedan Anthracite
1980 450SEL Champange (owned it for 15 years. Great car)
1986 280GE LWB Anthracite (Sold it and kinda wish I hadn't)