Thickness: 20,4 mm, Appr. stamp: R90 Homologated, Length: 155,1 mm, Number of wear indicators: 2 Per axle, Height 1: 70,1 mm, Height 2: 76 mm, with acoustic wear warning, without accessories, Brake System: ATE, Length 1: 156,3 mm, WVA Number: 23832, Directional