In Partnership with Lake County Public Library

FREE Colorado CDL Air Brakes Test 2018 | CO

Colorado CDL Air Brakes Test Fact Sheet:

How many questions:25
How many correct answers to pass:20
Passing score:80%
Your knowledge of air brakes will be tested with 25 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!

Your Progress
5 mistakes allowed to pass
Passing score required at the CO DMV: 80%
Back to the CO menu
We're preparing your test...
Found a mistake? Let us know!