Product Name: Asbestos Free Auto Truck Brake Lining OEM Wva19890 Wva19891 Model NO.: WVA19890 19891 Main Market: South America, North America, Mild East, Southeast Asia, Africa, Central America, South Asia Classification: Friction Brake Lining Certification: ISO/TS16949, ISO/Ts16949:2002 Position: Rear Material: Non-Asbestos Type: Brake Lining Other Material: Asbestos Part: Friction Material Stroke: None Usage: Car, Tractors, Heavy Duty Trucks, Motorcycle, Working Mode: None Working State: None Voltage: None Electromagnetic Clutch: None Trademark: GPI Transport Package: Carton Specification: 10000000+ Origin: China HS Code: 8708301000 Product Description SpecificationsRear Axle Drum Diameter : 420 mm Width : 200 mmThickness : 17/10.09 mm Outer Length : 219 mm Inner Length : 202 mm Radius : 205 mm Number of holes : 101. Hot- resistence2. Long-time using3. High quality raw4,wear-resistant ,low-noise,less-dust5,safe and reliabl.6,competitive pricing and quality assured products7,using life of brake lining :40000kmTest ResultAsbestos-free truck brake liningNormal Temperature Friction Coefficient(100-150ºC) 0.42±0.02Hot Friction Coefficient(250ºC-300ºC) 0.42±0.01Wear Rate(×10-7m3/Nm150ºC) 0.26-0.53Density(g/cm3) 2.22