Based on 2024 MO CDL manual

Questions
20
Mistakes allowed
4
Passing score
80%
Official MO Double/Triple Trailers: What to Expect
20
Total number of questions

16
Number of questions required to pass

80
Percentage required to pass

Missouri Commercial Driver's License
Missouri Commercial Driver's License

Do you know how to couple and uncouple double trailer rigs? The CDL double/triple trailers endorsement exam requires you to know how to safely operate multi-trailer rigs, inspect trailers and vehicle, and driver safety. Our Free Missouri CDL Double/Triple Trailers Practice Test will prepare you to take the actual exam! With 20 questions that cover the same subjects as the DMV exam, our practice test is a powerful study tool. We used the official Missouri CDL Handbook so all the content and explanations for correct responses are relevant and accurate. If you can score an 80% or above, you will have no problem passing your endorsement exam.

The CDL endorsement exam costs money and if you want to be sure that you pass on the first time, you need to practice! Take our Free Missouri CDL Double/Triple Trailers Practice Test and be prepped for your exam day!