This CDL practice test study guide contains air brake system information for those who drive vehicles with air brakes; therefore needing an "Air Brakes" endorsement on their CDL license.
49 CFR 383.95 Air Brake Restrictions.
If an applicant either fails the air brake component of the knowledge test, or performs the skills test in a vehicle not equipped with air brakes, the State shall indicate on the CDL, if issued, that the person is restricted from operating a CMV equipped with air
For the purposes of the skills test and the restriction, air brakes shall include any braking system operating fully or partially on the air brake principle.
Sections of this CDL Practice Test Study Guide include:
Air Brake System Parts, Dual Air Brake Systems, Inspecting Air Brakes, Using Air Brakes, Practice Test, Practice Test Answers, Pre-Trip Inspection Memory Aid
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