This SAE Recommended Practice provides a field test procedure and instructions for: a Instrumentation and Equipment b Vehicle Preparation c Test of air-braked single and combination vehicles d Calculation of brake force distribution e This test procedure is intended to be used as a field procedure. If a more refined method, utilizing laboratory equipment, is required, refer to SAE J1505.
SAE J225-1993 history
2022SAE J225-2022 Brake Force Distribution Field Test Procedure for Truck and Bus
2003SAE J225-2003 Brake Force Distribution Field Test Procedure for Truck and Bus
1993SAE J225-1993 BRAKE SYSTEM TORQUE BALANCE TEST CODE COMMERCIAL VEHICLE
1988SAE J225-1988 Brake System Torque Balance Test Code Commercial Vehicle
1971SAE J225-1971 BRAKE SYSTEM TORQUE BALANCE TEST CODE-COMMERCIAL VEHICLES