This product consists of a single high quality brake drum for the rear axle of vehicles. It features 5 mounting holes. All components conform to current European Commission Block Exemption Regulations and are designed to balance performance against extended service life. When replacing brake drums (always as an axle set), a new set of brake shoes should also be fitted and other components such as wheel cylinders should be inspected for wear and replaced if necessary. Brake Drum Rear BBR7211 Borg & Beck Brand: Borg & Beck Part Number: BBR7211 Placement on Vehicle: Rear Axle Number of Holes: 5 Overall Height: 75.5 mm Inner Brake Drum Height: 58 mm Br. Drum outer diameter: 303 mm Inner Brake Drum Diameter: 254 mm Type: Brake Drum Cross references: A.B.S. 2836-SA PE CBDR9020, DRM9955 ATE 24.0225-4020.1, 480310 BENDIX 329268 BLUE PRINT ADJ134702 BORG & BECK BBR7211 BOSCH 0 986 477 227, DB298 Brake ENGINEERING DR962373 BREMBO 14.C010.10 DELPHI BF513 FEBI BILSTEIN 0171124, 171124 FERODO FDR329268 FREMAX BD-1185 HELLA 8DT 355 301-731 JAPANPARTS TA-L04 JURID 329268 JKAWE 7D0670 RLPR 7D0670 METELLI 18-0413 MGAT7603 MINTEX MBD332 National NDR360 NK 251213 OPTIMAL BT-1930 PAGID 6.