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Free Alabama CDL Air Brakes Test (AL)

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Based on 2024 AL commercial driver's license manual
  • Updated for June 2024
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
Commercial Driver's License

About this test

9 min to complete
Available in EN and ES

This test will allow you to review your knowledge of air brakes in order to receive a CDL without a certain restriction, which will allow you to drive commercial vehicles with air brakes.

Each of our 30 multiple-choice questions is based on the Alabama Commercial Drivers License Manual and applicable Alabama laws. Each question is carefully written based on those you will find on the real DMV exam, and includes a hint and explanation, which you should review carefully so that you can answer more questions on these topics.

Good luck and drive safely!

To fully understand the Air Brakes endorsement process and to master the material for the written exam, explore our detailed guides on the Air Brake endorsement and the Air Brakes written test.

What to expect on the actual AL CDL exam

25

questions

20

correct answers to pass

80

passing score

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