This SAE Recommended Practice provides a means to observe and evaluate a towed vehicle under a variety of road conditions to determine its behavior. The drivetrain should be evaluated by conducting sAE J1144.
SAE J1143-1994 Referenced Document
SAE J1142-1994 (R) Towability Design Criteria and Equipment Use - Passenger Cars, Vans, and Light-Duty Trucks, Recommended Practice February 1994
SAE J1144-1994 TOWED VEHICLE DRIVETRAIN TEST PROCEDURE—PASSENGER CARS AND LIGHT DUTY TRUCKS
SAE J1143-1994 history
2019SAE J1143-2019 TOWED VEHICLE/WRECKER ATTACHMENT TEST PROCEDURE—PASSENGER CARS AND LIGHT DUTY TRUCKS
1994SAE J1143-1994 (R) Towed Vehicle/Tow Equipment Attachment Test Procedure - Passenger Cars, Vans, and Light Duty Trucks, Recommended Practice February 1994
1991SAE J1143-1991 TOWED VEHICLE/WRECKER ATTACHMENT TEST PROCEDURE—PASSENGER CARS AND LIGHT DUTY TRUCKS
1990SAE J1143-1990 TOWED VEHICLE/WRECKER ATTACHMENT TEST PROCEDURE—PASSENGER CARS AND LIGHT DUTY TRUCKS
1978SAE J1143A-1978 TOWED VEHICLE/WRECKER ATTACHMENT TEST PROCEDURE—PASSENGER CARS AND LIGHT DUTY TRUCKS
1976SAE J1143-1976 TOWED VEHICLE/WRECKER ATTACHMENT TEST PROCEDURE - PASSENGER CARS