Peterbilt is taking immediate orders for its vocational and aerodynamic vehicles powered by compressed and liquefied natural gas. The Model 365 and Model 384 will be offered with the Cummins Westport ...

Peterbilt Motors Company announced Tuesday its availability of a new lightweight engine designed for endurance, quieter performance and fuel efficiency. The PACCAR MX-11 engine is available on the ...

Peterbilt Motors Company says the Paccar MX engine is now available on Model 389 trucks. The MX engine is available with a horsepower range of 380hp-485hp and torque outputs up to 1,750 lb-ft with a ...

This Peterbilt 579 is powered by the Cummins X15N natural gas engine – Cummins' latest, greatest and biggest natural gas engine. Peterbilt has fully integrated the X15N with its Model 579 powertrain ...

Peterbilt announced the new MX-13 is available for order in its Models 579, 567, and 589 trucks. Kenworth announced that the new CARB-compliant engine is now available to order on its T680, T880, and ...