1962 1963 1964 Buick Riviera rear differential 3.23 posi traction specs- excellent super clean housing Original untouched 1963 RIVIERA DIFF original 12" brakes with original drums 3.23 ring and pinion option gm positraction option brake shoes are getting warn...but they are still usable for a while. the posi is tight fluid is still in the rear everything spin free and smooth...no leaks etc. bolt in a good if you really wanted...But I would give it a oil change just to be nice to the old girl... actual rear end pictuired... 950.00
Hi my name is Greg O'Connell , will this rear fit into a 64 riviera ? And, where are you located for shipping. I 'm in Long Island New York. One other question , do you have just a 3.23 ham?