To provide uniform laboratory procedures and radial/lateral load pairs for biaxial fatigue testing of disc wheel intended for normal highway use on trucks, buses, and trailers applicable for the North America market. Load cases considered include steer, drive, and trailer vehicle positions. The radial/lateral load pairs are not specific to one particular vehicle or OEM manufacturer.
While there are other biaxial fatigue testing laboratory proecdures and acceptance criteria, there is nothing specific to represent the radial/lateral loads, operating conditions, or road conditions of the North American market. SAE J2562 is written specifically for passenger car and light truck wheels.