Replace every 6,000 miles of track use, Porsche recommends replacing the rear wheel bearings and hubs. We've assembled a kit which includes the rear wheel bearings, rear hubs, and most popular hub hardware used for the installation. Fits all 2014-2019 GT3, GT3 RS, & GT2 RS models. Porsche has updated most of the part numbers, this will come with the lastest parts available from Porsche.