1
2
3
4
5
All tests
/
 
 
 
 
 
Advertisement

FL CDL Air Brakes “Endorsement” Practice Test 2 2025

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Based on 2025 FL commercial driver's license manual
  • Triple-checked for accuracy
  • Updated for August 2025

The best way to increase your driving opportunities is to avoid having an air brake restriction on your Florida Commercial Driver’s License (CDL). Most semi-trucks, single-unit trucks, and full-size buses are equipped with air brakes. Understanding how they operate is essential to your job responsibilities with many potential employers. Air brake systems are necessary to give you enough braking force to slow down or come to a complete stop while carrying large amounts of weight. From Pensacola to Key West, you may encounter adverse weather conditions, curvy roads, and heavily congested traffic, requiring you to regulate your speed at a moment’s notice. Your ability to operate air brakes can save lives and prevent accidents, but you must get the proper training from a capable source to use them effectively.

Compared with other on-line resources, you will receive more comprehensive instruction from our Florida DMV CDL air brake “endorsement” practice test. An important part of removing the air brake restriction from your CDL involves exhibiting the ability to perform an air brake inspection and passing an Air Brakes Knowledge test. The practice test mimics the official knowledge test, allowing you to train in a similar testing environment without the constraints of a time limit. You will be provided with 30 questions like those on the official knowledge test to identify your most troublesome topics and track your progress in better understanding. This approach makes correctly answering 80% of the 25 questions on the official knowledge test to pass easily achievable.

This Florida DMV CDL air brake “endorsement” practice test is filled with reliable information to provide you with a firm grasp of air brake systems. The practice test will fully equip you to overcome your learning obstacles in an effective and time-efficient manner. If you get a question wrong, the practice test provides a thorough explanation of the correct answer. You can place your confidence in the information provided because it is based on the most recent Florida DMV CDL manual (Florida CDL Handbook 2025) and is up to date as of August 2025. Other on-line resources, such as study guides, don’t provide this level of instruction. Study guides train you to memorize the answers to the questions. However, successfully learning to operate air brakes requires more than memorizing surface knowledge. You need to absorb the full scope of the information pertaining to air brake system operations. The practice test not only provides this information, but it also shows you how to apply it to various driving scenarios on the official knowledge test. It is a winning game plan to help you remove the air brake restriction from your CDL. You will be prepared to pursue better driving opportunities and pass the official knowledge test on your first try.

Tourists typically overlook the pristine beaches along the Forgotten Coast, but you’ll surely remember the immaculate driving skills you develop with the practice tests at https://driving-tests.org/florida/.

FL commercial driver's license
  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Triple-checked for accuracy

About this test

5 out of 5 • 1 votes
7 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.
Ensuring the accuracy and quality of our program is paramount. Learn more about our rigorous standards in our Commitment to Accuracy article.

What to expect on the actual FL DMV exam

25

questions

20

correct answers to pass

80%

passing score

Are you in another state?

Your go-to, trusted source

Experience the Driving-Tests difference
Since our foundation in 2010, Driving-Tests.org has led the way in online driver's education, with over a decade of experience. Our dedicated experts, bringing together more than 50 years of collective expertise, have established us as the largest non-governmental organization in the U.S. solely focused on driver education. We go beyond the official manuals, offering unique interactive experiences and support like audio guides and an AI Assistant, to cater to different learning styles and needs.
Helping hundreds of thousands to ace their tests, our resources have earned a 4.7-star rating from over 14,500 reviews. Our goal is to make your path to becoming a confident driver as straightforward and effective as possible.
5/5
1 votes
Click a star to add your vote
Ask AI Coach
Hi there! I'm Officer Frank