This test is based on the official 2024 CDL Manual FREE Illinois CDL Air Brakes Practice Test 2024 | IL

Did you know that commerical vehicle air brake systems are made up of complex sub-systems? Did you know that you will have to identify these systems on the CDL air brake test? If you are not prepared to answer questions about air brake maintenance, function, and inspection, then you will have a difficult time passing the exam. We can help you study with our Free Illinois CDL Air Brake Practice Test! Answer 25 multiple choice questions that are like the ones on the DMV exam! As a guide, we used the official Illinois CDL Handbook to ensure that our information is accurate and relevant to the state of Illinois. Pass our test with a score of 80% or higher and you will be ready to register for the real exam!

Air brake systems are complex and the CDL air brake test equals that complexity. Why not bedsore that you will pass the first try? Take the Free Illinois CDL Air Brake Practice Test today and find out!

  • Identify Knowledge Gaps
  • Track Your Progress
  • Unlimited Attempts
  • Get Detailed Feedback
Illinois CDL Air Brakes Overview:
25Total number of questions
20Number of questions required to pass
80Percentage required to pass
Illinois CDL Manual 2024

Get the latest (2024) official IL CDL Manual.