In Partnership with Colona District Public Library

FREE IL CDL Air Brakes Marathon 2018

Ready for something a little different? This Illinois CDL Air Brakes Marathon is a gargantuan study tool that contains a mix of all 119 questions that we have available for this IL endorsement. If you make a mistake, we’ll remember that question and will display it to you again at the very end of the Marathon until you’ve answered that question correctly. In other words, the Marathon will cycle through your missed questions until you answer each one correctly. You must make a 100% to pass. As you work your way through the Marathon, you’ll see that unlike the other Illinois CDL practice tests there are no explanations and no hints here. We suggest you attempt this one after you have practiced the state’s “regular” tests, but before the “Exam”. Good luck!

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