The Thunder Bushing Rebuild Kit comes in 90A, 95A and 100A. This set comes complete with Bushings, washers, pivot cups, axle nuts, and kingpin nuts. This set is for both trucks. This kit comes with an upgrade of: • 2 x High rebound urethane, top and bottom bushings. • 4 x Tempered and plated steel bushing washers, top & bottom • 2 x Axel nuts • 2 x Kingpin nuts • 2 x High-density urethane pivot cups.