With over a century of 4x4 truck history, there’s been a lot of time for innovation. Light trucks use one fixed and one steering axle to drive four tires. Over the decades, changes have been made to ...

Some semi trucks use single axles, while others use double or tandem axles. Here are the differences between the two setups ...

As long as there have been trucks, the dominant drive axle system has been the Hotchkiss design, best known as the solid or straight axle. From the late-'40s through the mid-'80s, straight-axle ...

Straight-axle madness. Its spores were belched from supercharged Chryslers throughout the '60s, lay dormant for three decades, then came back to hit the gearhead world like a Napalm strike that won't ...

Suspensions, suspensions, suspensions! Sometimes it seems like the only tech stories we do here at CLASSIC TRUCKS are chassis and suspension related. Then again, there's good reason for our bias. Most ...

The live axle simply refuses to die. Rugged, hefty, and simple, they’ve been a mainstay of serious off-road rigs for decades. Even as more modern platforms switch to independent front suspension, ...

Every electric pickup on the market—the Ford F-150 Lightning, Rivian R1T, and GMC Hummer EV—utilizes independent rear suspension instead of the solid rear axles typically found in full-sized trucks.