Is this CDL practice test valid for Arizona?

Yes, our practice tests are based on the federal CDL manual which Arizona uses. The core requirements for General Knowledge, Air Brakes, and Combination Vehicles are the same across all states.

How many questions are on the Arizona CDL test?

The Arizona General Knowledge test typically consists of 50 questions, and you need to answer at least 40 correctly (80%) to pass.

Arizona CDL Prep Center

Arizona CDL Practice Test 2026

Pass your Arizona commercial driver's license exam with our free, updated practice tests. Simulate the real DMV experience.

100% Free

No subscription required. Unlimited practice attempts.

Based on 2026 Manual

Questions updated for the current Arizona CDL handbook.

State Valid

Valid for all Arizona DMV/DPS locations.

Select a Practice Test

General Knowledge

50 Questions

Required for all CDL classes. Covers vehicle control, hazardous materials basic, and safety.

Air Brakes

25 Questions

Required if you plan to drive a vehicle equipped with air brakes.

Combination Vehicles

20 Questions

Required for driving Class A tractor-trailer combinations.

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Hazmat

30 Questions

For hauling hazardous materials. One of the toughest endorsements.

Getting Your CDL in Arizona

To get your Commercial Driver's License (CDL) in Arizona, you must pass both the written knowledge exams and the driving skills test. The written tests based on the Arizona CDL Handbook are the first step.

Common Questions about the Arizona CDL

Do I need to take all the tests?

No. The General Knowledge test is required for everyone. Other tests depend on the vehicle you plan to drive (e.g., Air Brakes if your truck has them, Combination if you drive a tractor-trailer).

How to Prepare

Read the official Arizona CDL manual carefully.
Take our free practice tests until you consistently score above 80%.
Focus on the "Air Brakes" section if applicable, as it's a common failure point.