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Passing the Arkansas DMV CDL Air Brakes Test is essential for anyone looking to operate commercial motor vehicles (CMVs). Without passing, your CDL will include the restriction “L,” preventing you from operating CMVs with air brakes. Failing the air brakes test results in a one-day waiting period and a fee before you can retake it. Our Arkansas DMV CDL Air Brakes Practice Tests are designed to help you pass your knowledge exam on the first attempt.
Air brakes are essential for navigating Arkansas’s diverse terrain, from the flat Lowlands in the east to the Ozark and Ouachita Mountains in the west, where skilled braking is crucial (especially on I-49). Other key transportation routes include I-40 (which runs freight east-west in the state), I-55 (linking Arkansas to the midwest and southeast), and Route 67 (connecting Little Rock to Missouri). As most semi-trucks and tractor-trailers are equipped with air brakes, restriction “L” would limit your marketability.
The air brake qualification is crucial for employment across the Natural State’s leading industries, including agriculture, manufacturing, and transportation. Companies such as J.B. Hunt, Tyson Foods, and Walmart Transportation in the logistics sector and Georgia-Pacific and Nucor Steel in the manufacturing sector require air brake-qualified drivers. The state’s charter bus companies, including Arrow Coach Lines and Jefferson Lines, rely on air brake-qualified drivers. Even the thousands of full-size school buses throughout the state use air brakes and have this requirement. The “L” restriction makes operating CMVs equipped with air brakes illegal, making the above-listed jobs unattainable.
M.S., Chief Educational Researcher (ACES member)
Last verified for accuracy on
Our CDL Air Brakes Practice Tests cover essential knowledge for the official DMV Air Brakes knowledge test. This test features multiple-choice questions based on the state’s CDL manual (Arkansas CDL Handbook 2025) and requires a score of at least 80% to pass. The information you learn will also be useful as you practice inspecting and operating CMVs to pass your skills test. The skills test includes inspecting components, testing for air pressure and leaks, and operating air brake-equipped vehicles. Overall, the official DMV test ensures you’re proficient in air brake systems, effective operation, and air-brake inspection procedures.
Our Practice Tests are engineered to offer real-time feedback on all responses and mimic the content and format you will face on the official knowledge test. This scientifically proven approach improves retention and ensures you’re prepared to pass the test.
Driver’s Ed is - nobody wants to set foot inside the DMV. That’s why millions of learners trust us for simple, visual, effective prep.
We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.
Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.
Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.
Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.
We build our practice questions from the current 2025 AR Driver Handbook and refine them using patterns recent test‑takers report.
Driver handbook • Knowledge‑test/permit overview • Fees & ID requirements • Office/appointment info
We mirror recurring themes (e.g., right‑of‑way traps, sign look‑alikes) and use similar distractors and wording styles.
We don’t collect or publish actual test items and we’re not affiliated with DMV.
