Based on 2022 ME CDL manual

Mistakes allowed
Passing score
Official ME Double/Triple Trailers: What to Expect
Total number of questions

Number of questions required to pass

Percentage required to pass

Maine Commercial Driver's License
Maine Commercial Driver's License

Are you ready to haul double and triple trailers with your rig? The CDL double/triple trailers endorsement exam will challenge you to know all about coupling and uncoupling trailers, vehicle operation, Maine Traffic laws, and emergency response. If you think that you would benefit from some extra study help, we have the answer! The Free Maine CDL Double/Triple Trailers Practice Test asks you all of the same types of questions as the real thing! The 20-question test draws from the official Maine CDL Handbook to ask you to challenge questions about the complexities of towing large hauls. If you can score an 80% or above, you will be ready to pass the DMV endorsement exam.

Wondering where you went wrong on your test? We give you feedback for each answer so that you can study and earn from your mistakes. If you want to put your comprehension to the test without registering for the real thing, try our Free Maine CDL Double/Triple Trailers Practice Test!