Peterbilt 579 semi-truck features an Ultraloft sleeper with a double bunk, plus 500,460 miles on its Paccar MX-13 turbodiesel ...

Per some reports, as many as 90% of the semi-trucks being made today are fitted with automatic transmissions. That has, of course, not always been the case for long-haul vehicles. Here's why the ...

Peterbilt 589 features a Sleeper configuration to go with a Cummins X15 turbodiesel engine and an 18-speed manual ...