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 ...

BELLEVUE, Wash.--(BUSINESS WIRE)--PACCAR will work with Cummins Inc. to offer the new Cummins X15N natural gas engine in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be ...

“Our customers are looking for better options to successfully navigate the complexities of the evolving regulatory landscape and Kenworth models equipped with PACCAR’s MX-13 CARB-compliant engine ...

DENTON, Texas--(BUSINESS WIRE)--Peterbilt has announced enhancements to the Model 579 EPIQ package that deliver an eight percent fuel economy improvement for the 2018 model year. Peterbilt’s Model 579 ...

Peterbilt displayed both heavy-duty and medium-duty trucks with the new PACCAR engines during the 2007 Great American Trucking Show that was held August Peterbilt displayed both heavy-duty and ...

"There’s no replacement for displacement.” That’s an old hot-rodders’ saying, and truckers use it, too. All other things being equal, a larger engine will outperform a smaller one. But things aren’t ...

HAILED for its ground-breaking styling and legendary performance, Peterbilt's Model 379 is nearing the end of a 20-year run. The final 1,000 units will HAILED for its ground-breaking styling and ...

[Stay on top of transportation news: Get TTNews in your inbox.] Truck maker Paccar Inc.’s parts business is booming as higher average fleet age and truck utilization rates are prompting rising parts ...