Free Arkansas CDL Air Brakes Practice Test 2022

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 2022 AR commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AR CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
The most common type of foundation brakes are:
2.
To test air service brakes you should:
3.
The driver must be able to see a low air pressure warning which comes on before pressure in the service air tanks fall below ____ psi.
4.
The air brake lag distance at 55 mph on dry pavement adds about ____ feet.
5.
At 55 mph on dry pavement, the air brake lag distance is how many feet?
6.
An air brake system is fully charged at what psi?
7.
While applying the brakes, what tells the driver how much air pressure is being used?
8.
The low air pressure warning signal indicates:
9.
The type of brakes that clamp the rotor between the brake shoes is:
10.
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
11.
If the low air warning comes on while you are driving, you should:
12.
What is a \"Wig Wag\"
13.
If the low air pressure warning light comes on, you should:
14.
A device that limits the amount of air provided to the front brakes is a:
15.
The most common problem found in roadside inspections is:
16.
If you need to make an emergency stop, you should brake so that you can ________.
17.
On newer vehicles what color is the parking brake knob?
18.
The service brake system ________.
19.
How should the air leakage rate be tested?
20.
Why should you drain water from compressed air tanks?
21.
Initial air leakage rate for combination vehicles should be:
22.
Brake drums or discs _______.
23.
What is used to put alcohol into the system and reduce ice risk?
24.
Water and oil _______.
25.
What happens when pressure is put on the air brakes?