Curious who makes Peterbilt trucks and what engines they use? Here’s a look at the brand’s ownership and the powerplants ...

The exact power output of the X15 differs depending on the desired specification and application of the X15 engine, but Cummins states that the mighty inline-six dishes out between 450 and 675 hp ...

Bendix’s latest Fusion ADAS brings pedestrian emergency braking and high beam assist to Peterbilt Model 579 trucks, expanding ...

Arrow Transportation Systems is banking on incremental successes and achievable goals to drive its sustainability targets.

The truck comes equipped with one of two engines. The first is a Cummins X15 that makes 600 hp and 2,050 lb-ft of torque and the other is a PACCAR MX-13 that does 510 hp and 1,850 lb-ft of torque.

Videos / Equipment Zero In on… Cummins X15N Test Drive Jim Park: Cummins says its new X15N natural gas-powered 15-liter engine offers diesel-like performance. Does it really? Let’s find out. And if ...

Cummins Inc., a major motor vehicle engine company based in Columbus, Ind., will pay a $2.1 million penalty and recall 405 engines under a settlement agreement resolving violations of the Clean Air ...