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  • Updated for January 2025
  • Based on 2025 PA commercial driver's license manual

PA CDL Double/Triple Trailers Marathon

Ready for something a little tougher? This Pennsylvania CDL Double/Triple Trailers Marathon is a gargantuan practice test that contains a mix of all 101 questions that we have available for this PA endorsement. If you make a mistake, we’ll remember that question and will display it to you again at the end of the exam 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. We suggest you attempt this one after you have practiced the state’s “regular” tests, but before the “Exam”. Good luck!

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Pennsylvania

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

About this test

19 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the actual PA DOT exam

20

questions

16

correct answers to pass

80%

passing score

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