Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...

Push a pickup hard enough, even a heavy-duty model, and something’s going to give. That’s especially true of limited-slips and lockers found under diesel pickups used hard in the construction world.

The pickup truck has long been a staple of the American workforce. The truck has jobs to do, things to haul and places to venture through. Some of those places can include slushy snow and mud ready to ...