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Free South Dakota CDL Air Brakes Test 2024 | SD

Part of mandatory Entry-Level Driver Training Course Based on 2024 SD commercial driver's license manual Available in EN, ES

What to expect on the actual SD CDL exam

  • 25questions
  • 20correct answers to pass
  • 80%passing score

After you receive your air brake qualification, you can start looking for bigger and better paying jobs since you’ll stand out more in your field. But the first step is passing your air brake exam. And the first step to passing the exam is to study and take practice exams. This multiple-choice format practice exam features 30 questions written with information directly from the South Dakota Commercial Driver License Manual. Each explanation that accompanies the question contains information that you need to answer future questions correctly on your real air brake exam, so read them all closely. Study until you feel comfortable, and visit as often as necessary until your score reflects that you will pass with flying colors. Good luck on your exam, and drive safely, with and without air brakes soon!

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.

For our strict accuracy and quality standards, see our Commitment to Accuracy.
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SD commercial driver's license

Perfect for

  • First-time SD CDL and CLP applicants
  • CDL holders adding endorsements
  • SD CDL renewal applicants

Helpful resources

SD CDL Handbook

View the most recent (2024) official SD CDL Handbook.

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SD CDL Practice Test App

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10 Things You Should Do Before Your Driving Knowledge Exam (PDF)

Many people do their best but still get to the DMV overconfident and underprepared because they fail to do some of the simple...

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