Trucks and SUVs with a four-wheel (4WD) or all-wheel (AWD) drivetrain have an advantage over two-wheel-drive (2WD) vehicles in carrying heavy loads, off-roading, or driving in wintry or inclement ...
Have you ever looked closely at those massive trucks on the highway carrying heavy loads? They're made up of two main parts: the semi-truck and the semi-trailer. Together, they form the full rig you ...