1984 300d Their Is 4 Top Bolts 2 Bolts On Back Of Mount, Jack Up Diff And Remove Bolts And Install Curve Part Toward Front, Start Top 4 Bolts Then 2 Large Bolt $58.00 Car Will Be Higher. Change The Diff 90 Wt Oil One Pt Remove Fill Plug With 14mm Allen
And Than Botton Drain Plug. I Use A 2ft Breaker Bar. Check Simi Axles 4 Boots For Cracks & Leaks, Jack Up 2 Ea. Rear Wheels Near Shocks. Axles Are Diy $325 Ea.go To Pindelski.com For Diy.