Brake linings and brake shoes are produced under ISO/TS 16949,which meet the standard of FMVSS 121D 23K FF,SABS VC8053 23K FF. Drum: 381mmInner arc: 393.7mmWidth: 101.6mmThinkness: 10.7It fits for autocar. Chevrolet truck. Eaton brakes. Ford truck. Freighliner. Gmc. Truck. International. Kenworth mack truck. Peterbilt. Rockwell axle. White. Specifications: 1. Noiseless, 100% asbestos free and ...