Most replacement carrier bearings come with their own bracket, so you probably won't need to reuse the old one. If the vertical spacing isn't correct, you might need to add an appropriate spacer between the carrier bearing and the crossmember. The angle between the front and rear driveshaft is important.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!