How often should air tanks be drained? If you don’t know you may want extra study time! If you need extra help testing your knowledge of air brake mechanisms, brake inspection, driver safety, and emergency procedures, then we have the test for you! Try our Free Massachusetts CDL Air Brake Practice Test and get comfortable answering multiple choice questions about brake systems. You will be asked to answer 25 questions that cover the same material as the DMV exam. We used the official Massachusetts CDL Handbook as our content guide which keeps our test relevant and up-to-date. Each question includes a detailed description of the correct response so that you can successfully pass with an 80% or above.

If you think that you are ready for the CDL air brake exam, why not double check your knowledge on a practice test? Take the Free Massachusetts CDL Air Brake Practice Test and be sure that you are ready for the real thing!

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Massachusetts CDL Air Brakes Overview:
25 Total number of questions:
20 Number of questions required to pass:
80 Percentage required to pass:
Massachusetts CDL Handbook 2019

Get the latest (2019) official MA CDL Handbook.

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