Peterbilt 367 will be up for grabs to the highest bidder featuring a 915 ci Cummins ISX engine and an Eaton-Fuller RT-18 ...

The newest Cummins-Peterbilt SuperTruck, which uses an aerodynamic Peterbilt Model 579 with a Cummins ISX15 powerplant, achieved 10.7 mpg during testing between Denton, Texas, and Vernon, Texas.

Peterbilt’s concept truck is powered by a Cummins 15-liter diesel engine with a 48-volt mild hybrid system that generates electricity for auxiliary functions and reduces demand on the engine.

of Energy's Super Truck program. The Class 8 Peterbilt 587 powered by a Cummins ISX15 engine averaged 9.9 mpg during testing last fall on U.S. Route 287 between Fort Worth and Vernon, ...