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

The metal section at the back is polished to a shiny finish ... For comparison, Volvo offers the VNL semi-truck with several sleeper cab options, but none of them are as big as this custom ...

Kenworth W900 is rocking a White Pearl exterior and is powered by a Cummins 14.9-liter turbodiesel inline-six unit, good for ...

The GMC Crackerbox might be the biggest nostalgia hit for fans of old-school heavy trucks ... inside the sleeper. Bruce Wilson via YouTube Yup, that’s the engine all the way back there.