Free Arkansas CDL Air Brakes Practice Test 2023

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Arkansas CDL Air Brakes test has some differences from other endorsements because your license will receive a mark of restriction if you fail the test. So having good preparation before exam day is very necessary. To ensure that our questions are relevant, all of our CDL practice test questions are based on the Arkansas CDL manual. Each question has a detailed explanation for you to thoroughly learn the format and the topic. Don't be afraid of having a restriction on your license. Let’s try our Arkansas CDL practice tests to get ready to pass the Arkansas CDL Air Brake Test now.

Our CDL practice tests:
Based on 2021 AR commercial driver's license manual
Perfect for first-time, renewal applicants
AR CDL Air Brakes Test format:
25 questions
80% passing score
List of questions
1.
Air brakes consist of ________.
2.
If you do not have automatic tank drains, how often should you drain the oil and water from the bottom of compressed air storage tanks?
3.
All air brake equipped vehicles have:
4.
In a controlled braking emergency:
5.
Your truck has a dual air system and one of the systems loses its pressure. What will happen?
6.
Spring brakes will generally come on at:
7.
To stop the vehicle, air brakes systems use _______.
8.
What negatively affects the braking power of a spring brake?
9.
Normally during anti-lock braking, the driver _____.
10.
When you need to depress the brakes harder and harder just to maintain the same speed this means ______.
11.
All of the following are factors in total stopping distance, EXCEPT:
12.
If you are driving down a steep downgrade and have reached your safe speed of 40 mph, you would apply the service brake until your speed dropped to ____ mph.
13.
Pressing and releasing the brake pedal unnecessarily _____.
14.
After the initial pressure drop, air leakage for combination vehicles should be less than:
15.
To stop the vehicle, the brake shoes and linings are pushed against:
16.
If your vehicle has an alcohol evaporator, every day during cold weather you should:
17.
In case of air pressure loss, a mechanical means of preventing the vehicle from moving is called:
18.
In dual air systems, how long should it take air pressure to build 85 to 100 psi?
19.
The most common type of foundation brake is?
20.
In tractors and straight trucks spring brakes will come on fully when the air pressure drops to what range?
21.
Brake linings should not be _______.
22.
Why do air brakes take longer to stop than hydraulic brakes?
23.
What is an alternative name for a brake pedal?
24.
The warning light and buzzer will come on when the air pressure in either system drops below what psi?
25.
Vehicles with air brakes have pressure gauges connected to the _______.