I have a complete Corvette 84-96 Dana 36 rear differennial every part is brand new except the housing itself. The housing was checked for invivisble cracks first. Everything was heat cycle treated by professionals. The complete carrier is brand new, the 3'73 gears are GM and brand new, the Spicer side yokes are new. Professionally assembled by Corvette only rear high performance rebuilders with the highest quality and best parts avialable. There is a 3 year warranty with 2 exceptions that are listed clearly. This item is on e-bay the auction # under differentials and parts is 110217929455. There is no core charge on this rear and the reserve price is $1000 highest bidder over that price ownes it. There is a buy it now price. I am in the Corvette only business I am a life time Corvette owner and the quility of this rear assembly is obvious to anyone. Thanks for looking. No sale outside e-bay sorry. Save the Wave.