Free Missouri CDL Practice Tests 2025

Free Missouri CDL Practice Tests 2025

Missouri’s extensive economy primarily ships livestock, beer, and crops, which are transported almost entirely by truck. This means there’s a big demand for those who hold a Commercial Driver’s License (CDL). As a trucker in Missouri, you’ll often travel on Route 70, stretching the entire width of the state from St. Louis, through Columbia, all the way to Kansas City. Trucking in Missouri is rewarding, but before you can start, you must pass the MO CDL exam and earn your Missouri Commercial Driver’s License (CDL).

Our free 2025 Missouri CDL practice tests are designed to help you ace the official MO CDL exam.

Why choose our MO CDL practice tests?

  • Questions based on the latest 2025 Missouri CDL manual
  • Covers all CDL classes and endorsements
  • Instant feedback to help you master the material

We understand that studying for the exam can be both boring and tedious, which is why we’ve designed our practice tests to be as engaging and efficient as possible. They’re based on the same official state CDL manual as the real exam, so you’ll be prepared for both the content and the style of the test. Don’t let anything stand between you and your new career—take the first step toward a rewarding trucking career in Missouri today. Select a free practice test and get started now!

General Knowledge (150 questions)

  • Questions 1-50
    General Knowledge Test 1
    Start your journey here. Covers the essentials of safely operating a commercial vehicle in Missouri. Unlimited attempts. Detailed explanations.
  • Questions 51-100
    General Knowledge Test 2
    Expect questions on vehicle checks, proper braking technique, fire prevention, visibility, space around your vehicle, stopping distance, and matching speed.
  • Questions 101-150
    General Knowledge Test 3
    Explore essential concepts including vehicle inspection, alcohol and driving, transporting cargo safely, inspecting cargo, air brakes, and important definitions.
  • 50 random questions
    General Knowledge Test Simulator

    Designed to replicate the actual CDL test experience. 50 multiple choice questions chosen at random from our database. Each new attempt generates a new set of questions.

HazMat (30 questions)

  • Questions 1-30
    MO CDL HazMat Test 1
    The path towards a HazMat Endorsement starts here. Questions cover loading requirements, regulated products, document storage, tire inspection, and item descriptions.

Passenger Vehicles (20 questions)

  • Questions 1-20
    MO Passenger Vehicles Test 1
    Test your knowledge of key concepts including proper procedures at railroad crossings, effective use of mirrors, matching speed with traffic, and stopping distances.

School Bus (20 questions)

  • Questions 1-20
    MO CDL School Bus Test 1
    Master the key aspects of operating a school bus. This practice test covers crucial topics like approaching stops, matching speed, and transporting passengers safely.

Air Brakes (25 questions)

  • Questions 1-25
    MO CDL Air Brakes Test 1
    Begin testing your knowledge of air brakes here. Covers tractor valves, pressure gauges, spring brakes, dual air brakes, brake fading/failure, air storeage tanks and more.

Combination Vehicles (24 questions)

  • Questions 1-24
    MO Combination Vehicles Test 1
    Boost your understanding of coupling tractor semi trailers, trailer hand valves, rollover risks, and trailer air lines with this powerful practice test.

Double/Triple Trailers (20 questions)

  • Questions 1-20
    MO Double/Triple Trailers Test 1
    Covers crucial topics including mastering proper steering techniques, coupling and decoupling trailers, navigating curves, managing space, and handling skids.

Tanker Vehicles (30 questions)

  • Questions 1-30
    MO CDL Tanker Vehicles Test 1
    The path towards a Tanker Vehicles Endorsement starts here. Covers identifying tanker vehicles, outage, high center of gravity, bulkheads, and baffled/unbaffled tanks.

Pre-Trip Inspection (9 questions)

  • Questions 1-9
    MO CDL Pre Trip Inspection Test 1
    Covers overall vehicle safety, documentation checks, vehicle components, the brake system, and operational elements such as lights, signals, and controls.