This is a genuine Dana/Spicer differential side bearing kit for the Super 60 rear differential found in some GM vans. This also fits some later model Ford trucks and vans with a Dana 60 or Dana 70. This kit includes 2 each of a Timken bearing number NP80230 and 2 each of a Timken race number NP802507. Shipping is FAST ans FREE in the continental U.S.