This SAE Recommended Practice presents service brake performance requirements for brake systems of all combinations of new passenger cars and new trailers (braked or unbraked) intended for roadway use (excluding special-purpose vehicles such as ambulances, hearses, etc.). Acceptable performance requirements are based on data obtained from sAE J134.
SAE J135-1993 history
2013SAE J135-2013 Service Brake System Performance Requirements Passenger car Trailer combinations
1993SAE J135-1993 Service Brake System Performance Requirements Passenger car Trailer combinations
1985SAE J135-1985 Service Brake System Performance Requirements - Passenger Car-Trailer Combinations
1979SAE J135A-1979 Service Brake System Performance Requirements - Passenger Car - Trailer Combinations
1973SAE J135-1973 Service Brake System Performance Requirements - Passenger Car - Trailer Combinations