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  • Updated for February 2025
  • Based on 2025 KS commercial driver's license manual

Free KS CDL Pre-Trip Inspection Practice Exam 2025

If you haven’t been a commercial driver before, you must obtain a commercial learner’s permit (CLP) before you may apply for a commercial driver’s license (CDL). Your CLP will allow you to practice operating commercial motor vehicles (CMVs) while supervised by a CDL holder. The requirements for a CLP include passing a set of official knowledge tests for the class and the type of vehicles you plan to drive. However, one knowledge test is required of all aspiring commercial drivers: the General Knowledge test, which covers general commercial driving theory.

The official General Knowledge test covers a wide variety of commercial driving topics, such as basic vehicle control, hazard perception, cargo handling, accident procedures, and vehicle inspections, including pre-trip inspections. Your test will likely include some questions on pre-trip inspections, including performance criteria for the safe operation of a CMV’s systems or components and ways to detect defects or faults. All questions on the General Knowledge test are based on the official Kansas CDL manual (Kansas CDL Handbook 2025). To prepare for this test, you should start by studying this CDL manual. But that shouldn’t be the only test preparation you do. There’s a large amount of complex information to absorb and memorize. You can reinforce your knowledge through intensive repetition. That’s where we come in.

This Kansas CDL Pre-Trip Inspection Practice Test will help you master the material on pre-trip inspections and ace the questions on pre-trip inspections in the General Knowledge test. Like the official test, this practice test is multiple choice. Each question comes with several answer options. You must choose the best or most complete answer. You can also get help from our AI assistant on any question. If a question is giving you trouble, the AI assistant can rephrase it, supply a hint, or answer your own questions about commercial driving theory. If you still miss the question, the AI assistant will immediately let you know and provide an explanation of the correct answer. You’ll immediately learn which answer is correct and why. However, unlike the official General Knowledge test, this practice test isn’t timed. Take your time and learn as much as you can. If you don’t know the answer to a question or you want to know more about the issue, look it up in the CDL manual before proceeding to the next question. You’ll learn more that way than by random guessing.

We also have other Kansas CDL Pre-Trip Inspection Practice Tests for you. Check them out!

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  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements

What you need to know

5 out of 5 • 5 votes
6 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 KS DMV exam

20

questions

16

correct answers to pass

80%

passing score

List of questions (classic view)

  1. What structure supporting the fifth wheel skid plate should be checked for cracks or breaks?
  2. You pump the pedal three times and hold it down for five seconds, making sure that the pedal does not move. What are you inspecting?
  3. What transmits power from the transmission to the drive axle?
  4. What carries air or hydraulic fluid to the wheel brake assembly?
  5. ________ are gas or hydraulic devices that cushion the vehicle's ride and stabilize the vehicle.
  6. What is the sliding mechanism and locking device for tandem axles on trailers?
  7. What do you inspect to make sure that all are present and show no signs of looseness such as rust trails or shiny threads?
  8. What should you check to be sure it is solid, clear of objects, and securely bolted to the tractor frame?
  9. What maintains air pressure in the air brake system?
  10. Which tires should have a minimum tread depth of 4/32 inch?
  11. Which of the following can disengage the engine from the drivetrain?
  12. What transforms steering column action into wheel action?
  13. Make sure that the _________ are not cut, chafed, spliced, or worn, and not tangled, pinched, or dragged against tractor parts.
  14. You are looking for puddles on the ground and dripping fluids on the underside of the engine and transmission. What are you checking for?
  15. What should be fully engaged with no loose or missing pins in the slide mechanism of the sliding fifth wheel?
  16. To improve visibility during severe or stormy weather, __________ must be secure, undamaged, and operating smoothly and correctly.
  17. _________ should be clean with no dirt, illegal stickers, obstructions, or damage.
  18. _________ are the brackets, bolts, or bushings that are used to attach the spring or air bag to the axle and vehicle frame.
  19. If the wheel has a sight glass, check that the oil level is adequate. Otherwise, look for leaks around the
  20. What releases the fifth wheel locking jaws so the trailer can be coupled?
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