Air Brakes #1
Air Brakes Endorsement Test | Kansas 2025 #1 Page 4 of 4
Train for FREE online with our Kansas CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a KS Class A/Class B driver license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
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19 . Anti-Lock Braking Systems (ABS):
Are illegal in some states.
ABS is equipped in addition to a vehicle's normal braking system and it neither increases nor decreases the vehicle's braking capability. ABS activates during hard applications of the brake pedal in order to prevent wheels from locking up.
20 . If the spring brakes are activated, you should never:
Open the door to the cab.
Never apply the brake pedal if your spring breaks are activated. Brakes can be damaged if they are subject to both springs and air pressure.
21 . The ____ tells a driver how much pressure is in the air tanks.
Drum brake
A vehicle that is equipped with air brakes must also be equipped with a supply pressure gauge. This gauge tells the driver how much air pressure is in each of the vehicle's air tanks.
22 . Both systems in a dual air brake systems share:
An air compressor.
Both systems in a dual air brake system share a single air compressor. If the air compressor is damaged, neither system will be able to operate properly.
23 . The service brake system:
Applies and releases the axle brake.
Air brakes consists of three separate braking systems: the service brake system, the parking brake system, and the emergency brake system. The service brake system applies and releases the brakes when you use the brake pedal while driving normally.
24 . Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when:
Driving uphill.
Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when air tank pressure falls to a level between 20 and 45 psi. You can do this by chocking the wheels and releasing air from the braking system by stepping on and off the brake pedal. Once the pressure drops to an unsafe level, the parking brake valve should pop out and spring brakes should come on.
25 . Most heavy-duty vehicles use ____ air brake systems.
Quad
The majority of heavy-duty vehicles are equipped with dual air brake systems.
See the exact questions that will be on the 2025 Kansas DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 Kansas | Frequently Asked Questions
A Class B Commercial Driver's License (CDL) in Kansas allows you to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This typically includes straight trucks, buses, dump trucks, delivery trucks, and garbage trucks. It does not include combination vehicles, such as tractor-trailers.
A Class B Commercial Driver's License (CDL) in Kansas allows operation of single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This typically includes straight trucks, buses, dump trucks, delivery trucks, and garbage trucks. It does not cover combination vehicles like tractor-trailers.
In Kansas, to acquire a Class B CDL, applicants must be at least 18 years old (21 for interstate driving), possess a valid non-commercial driver's license, pass a vision test, and then pass the written general knowledge test. After that, they must pass a pre-trip vehicle inspection test, basic vehicle control test, and on-road driving test in the type of vehicle they plan to drive.
In Kansas, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL) for intrastate driving, which means driving only within Kansas. However, to qualify for interstate driving (driving across state lines or transporting cargo that will be delivered out of state), you must be at least 21 years old.
Specific endorsements are not necessary to obtain a Class B CDL license but can be added based on the type of vehicle you wish to operate or the cargo you'll be transporting. For example, endorsements are available for passenger vehicles (P), school buses (S), and hazardous materials (H). Each endorsement requires passing additional tests.
The Class B CDL skills assessment in Kansas includes a pre-trip vehicle inspection test to check your understanding of your vehicle and its safety. The basic vehicle control test evaluates your ability to handle, steer, brake, and shift gears. Lastly, the on-road driving test assesses your ability to drive the vehicle in various traffic situations, including turns, intersections, railway crossings, and public roads.
Yes, Class B CDL license holders in Kansas are restricted to driving single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or towing a vehicle not exceeding 10,000 pounds GVWR. They cannot operate Class A vehicles unless they've obtained the appropriate endorsements. Also, if the vehicle is used to transport hazardous materials or more than 15 passengers, additional endorsements are required.
No, in Kansas, the written Class B CDL test is only available in English. This is due to Federal Motor Carrier Safety Administration regulations stating that all commercial drivers must be able to read and understand English to ensure safety on the roads. Therefore, all tests are administered in English only.
Yes, in Kansas, accommodations can be requested for the Class B CDL written test if you have a disability. The request should be made at the time of scheduling your test. Accommodations may include extended time, a quiet room, or other necessary adjustments. It's crucial to provide adequate documentation of your disability when you make your request.
Yes, you can retake the Class B CDL written test in Kansas if you don't pass on your first try. You are allowed to retake the test one day after your initial attempt. However, if you fail the test three times, you will have to wait six months before you can retake it. Each retest may also require an additional fee.
