Based on 2023 CA CDL manual

Mistakes allowed
Passing score
Official CA Air Brakes: What to Expect
Total number of questions

Number of questions required to pass

Percentage required to pass

California Commercial Driver's License
California Commercial Driver's License

Can you confidently identify the multiple components that make up an air brake system? The CDL air brake test is unlike traditional endorsement tests. If you cannot correctly answer questions about operating an air brake system, identifying its subsystems, and air brake safety, you will carry a restriction on your license. Test your knowledge before exam day with our Free California CDL Air Brake Practice Test. We created 25 authentic prep questions using the official California CDL Handbook! If you can pass with an 80% or above, you will be in great shape to pass the real thing. If you need extra study help, each question comes with a detailed description of correct responses.

Don’t risk having a restriction on your CDL license because you could not pass the air brake test! Try our Free California CDL Air Brake Practice Test today and pass your exam on the first attempt!