Colorado CDL Test Prep is a comprehensive test prep platform designed to help students pass the Colorado Commercial Driver License (CDL) written exam. Developed by Kelvin Beecroft, this program has been assisting students since 2009, with over 800,000 successful test-takers.

The program offers a range of study aids, including a CDL license/permit practice test with over 580 questions, the Colorado CDL Manual, and free access to road signs. It covers various sections such as Air Brakes, Combination Vehicles, Driving Safely, and Hazardous Materials, among others.

One of the standout features of Colorado CDL Test Prep is the inclusion of cheat sheets for topics such as Air Brakes, Passenger, Cargo, and School Bus. These cheat sheets can be printed, copied to iBooks, or read using the built-in reader.

The program also provides helpful features like previewing answers, bookmarking questions for later study, immediate answer checking with explanations, and the ability to share questions on Facebook for assistance. Practice tests are saved automatically and can be restarted at any time.

Developed by an expert driver and based on the work supported by the Federal Motor Carrier Safety Administration, Colorado CDL Test Prep is a reliable and effective tool for anyone preparing for the Colorado CDL written exam.