Petersen's 4-Wheel & Off-Road Magazine is a monthly magazine about 4x4 trucks tests, technology and off-road travel. It's the world's largest truck enthusiast magazine, with the best connection to the light-truck, off-road marketplace.

Each issue of Four Wheeler presents a wide range of informative and authoritative articles including adventure travel in the US and abroad, domestic trail rides and event coverage, comprehensive new-vehicle testing and evaluation, technical articles designed for four-wheelers of all abilities, as well as how-to installation articles, equipment guides and comprehensive product testing.