I'm told by a well known diff builder that there will be lots of problems down the line if I mate a ring gear that wasn't from the diff, so I'll pass.
'87 BMW SpecE30 #007 - 2012 NASA SpecE30 NATIONAL CHAMPION
'88 Pontiac Fiero GT (my childhood dream car!)
'11 Toyota Tundra 5.7L Tow Rig -- '10 335i 6MT
Drive Faster Now