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This SAE Recommended Practice provides instructions and test procedures for measuring air consumption of air braked vehicles equipped with Antilock Brake Systems (ABS) used on highways.

This SAE Recommended Practice presents performance requirements for the brake systems of motor vehicles intended for roadway use and falling into the following classifications: Light trucks and buses: 6001–10 000 lb (2700–4500 kg) gvw Truck and bus: Over 10 000 lb (4500 kg) gvw Combination of vehicles [towing vehicle over 10 000 lb (4500 kg) gvw] Acceptable performance requirements are based on data obtained from applicable sections of SAE J786a (March, 1978).

This SAE Recommended Practice presents performance requirements for the brake systems of motor vehicles intended for roadway use and falling into the following classifications: Light trucks and buses: 6001-10,000 lb gvw Truck and bus: Over 10,000 lb gvw Combination of vehicles (towing vehicle over 10,000 lb gvw) Acceptable performance requirements are based on data obtained from applicable sections of SAE J786.

This SAE Recommended Practice presents performance requirements for the brake systems of motor vehicles intended for roadway use and falling into the following classifications: Light trucks and buses: 6001–10,000 lb (2700–4500 kg) gvw Truck and bus: Over 10,000 lb (4500 kg) gvw Combination of vehicles (towing vehicle over 10,000 lb (4500 kg) gvw) Acceptable performance requirements are based on data obtained from applicable sections of SAE J786a (March, 1978).

This SAE Recommended Practice establishes a uniform procedure for the level road test of the brake systems of new trucks, buses, and combination of vehicles designed for roadway use and falling in the following classifications: Light trucks and buses: 6001-10,000 lb (2700-4500 kg) gvw Truck and bus: Over 10,000lb (4500 kg) gvw Combination of vehicles (towing vehicle over 10,000 lb (4500 kg) gvw)

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.

The code provides a field test procedure and instructions for:

This SAE Recommended Practice provides a field test procedure and instructions for air braked single unit trucks, buses, and combination vehicles. Brake force distribution field testing with systems post-reduce stopping distance changes is still appropriate, however, vehicles with electronically controlled braking systems are not covered in this document and may need to be addressed in the future. It also provides recommendations 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.

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.

This SAE Recommended Practice provides the test procedure and instructions for air braked single unit trucks, buses, and combination vehicles. It also provides recommendations for: a Instrumentation and equipment b Vehicle preparation c Calculating distribution of brake force

This code is intended for commercial vehicles over 4500 kg (10 000 lb) with brake systems having typical service pressure ranges 0 to 14.1 mPa (0 to 2050 psi) hydraulic or 0 to 830 kPa (0 to 130 psi) air and is not directly applicable to vehicles with other systems. Air over hydraulic systems are to be tested as air systems.

This SAE Recommended Practice provides a road test procedure for trucks, truck-tractors, and buses to evaluate their compliance with Federal Motor Vehicle Safety Standards (FMVSS) 105 and 121; Hydraulic and Air Brake Systems. Units of measure are English in lieu of metric to be commensurate with FMVSS 105 and 121.

This SAE Recommended Practice is intended for measuring the static brake torque performance of a pnuematically actuated brake assembly, friction material, and drum/disc combination on an inertia brake dynamometer.

This SAE Recommended Practice establishes a uniform practical series of subprocedures for level road testing of the brake performance of vehicles with gross vehicle weight ratings over 4500 kg (10 000 lb).

This SAE Recommended Practice establishes a uniform practical series of sub-procedures for level road testing of the brake performance of vehicles with gross vehicle weight ratings over 4500 kg (10 000 lb).

This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck, tractor, trailer, and bus.

This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck-tractors, trailers, trucks, and buses.

This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck, tractor, trailer, and bus.

This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck-tractors, trailers, trucks and buses.

This Recommended Practice provides a road test procedure for truck-tractors, to evaluate their compliance with Federal Motor Vehicle Safety Standard (FMVSS) 121; Air Brake Systems. Units of measure are English in lieu of metric to be consistent with FMVSS 121.