Peterbilt Motors Co. announced that a California-compliant version of the Paccar MX-13 diesel engine is now available in its Model 579, Model 567 and Model 589 trucks. The engine is compliant with ...

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 ...

The Paccar TX-12 Pro automated transmission is now available with the Paccar MX-13 engine for Kenworth’s T680, T880, and W990 models. This transmission is designed to optimize performance for both on- ...

Peterbilt is now offering a CARB low-NOx-compliant Paccar MX-13 engine in its Models 579, 567, and 589. The new engine features redesigned internal hardware and aftertreatment systems to further ...

LOUISVILLE, Ky.--(BUSINESS WIRE)--Peterbilt Motors Company showcased its latest fuel efficiency innovations during the Mid-America Trucking Show with its Model 579 EPIQ, an aerodynamically optimized ...

Kenworth Truck Company and Peterbilt Motors Company, divisions of Paccar Corp., recently announced the availability of the next generation of Paccar engines, developed to meet the Environmental ...