Free Colorado CDL Air Brakes Test 2023 | CO
What to expect on the actual CO CDL exam
- 20correct answers to pass
- 80%passing score
Your knowledge of air brakes will be tested with 30 multiple-choice questions that will make you more prepared for your upcoming DMV exam, and help you to become a safer driver.
Each question is based on information you can find in the Colorado Commercial Driver License Driver Manual and applicable Colorado laws. We recommend reviewing the explanation that accompanies each question so that you will be prepared to answer future questions about the material covered in this practice exam.
Good luck, practice until you feel confident, and drive safely!
CO CDL Handbook
View the most recent (2023) official CO CDL Handbook.Explore