Free CDL Practice Tests

Free CDL Practice Tests for Every Class and Endorsement

CDL Pass USA provides free CDL practice tests to help you prepare for your Commercial Driver's License exam. Whether you are studying for a Class A CDL, Class B CDL, or any endorsement, our platform has everything you need to pass on your first attempt — in English and Spanish.

CDL Practice Tests (English)

General Knowledge, Air Brakes, Combination Vehicles, Hazmat, Tanker, Passenger, School Bus, and more.

Pruebas de Practica CDL (Espanol)

Todas las categorias de examen CDL disponibles en espanol para conductores de habla hispana.

Download the CDL Pass App

4.9 stars on iOS and Android. Study for your CDL anytime, anywhere — completely free.

CDL Exam FAQ

Answers to the most common CDL questions: requirements, scoring, costs, and how to prepare.

Why CDL Students Choose CDL Pass USA

100% Free — No subscriptions, no ads, no paywalls
Bilingual — Full English and Spanish support
All Classes — Class A, Class B, and all endorsements (Hazmat, Tanker, Passenger, School Bus, Doubles/Triples)
Detailed Explanations — Learn the reasoning behind every correct answer
Mobile App — Available on iPhone and Android, rated 4.9 stars
Real Exam Format — Questions modeled after the official CDL knowledge test

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