and with three versions of the D13 inline-six engine with maximum torque of 1,850 lb-ft. Volvo claims that the truck can return 8.5 mpg driving at 85 mph; I’ve towed with duallys that struggled ...

These designs, all components of the aerodynamic gains, were developed and tested in parallel with Volvo Trucks’ SuperTruck 2. This truck is powered by the latest generation D13 engine.

The new Volvo VNL is powered by the latest generation D13 engine that delivers increased fuel efficiency, performance, and durability. The D13 engine is available in four horsepower ratings ...