Today when we talk about percentage of improvement, we're used to hearing single digit numbers, usually on the lower side of 5. Often, it's fractions of a percent we're chasing. When Cummins and ...

Peterbilt Motors Co. on Tuesday, May 18, announced the industry’s broadest lineup of truck models available with the Cummins ISX11.9 diesel engine. Available for immediate order, Peterbilt offers the ...

Peterbilt has expanded its alternative fuel solutions by making the Cummins X15N natural gas engine available for its Model 579, 567 & 520 trucks. In a press release, Peterbilt noted that the X15N is ...

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 ...

Multiple motor carriers have lined up to participate in a test of a single Peterbilt tractor powered by a Cummins engine fueled by renewable natural gas. The program is being operated by alternative ...

What you’re looking at here is a 2025 Peterbilt 589, featuring a Sleeper configuration to go with a Cummins X15 turbodiesel engine and an 18-speed manual transmission. It’s currently up for grabs and ...

Peterbilt Motors Co. and Cummins Inc. are providing complimentary extended coverage for exhaust gas recirculation (EGR) engines installed in Peterbilt heavy-duty conventional vehicles. Cummins is ...

Peterbilt Motors Company is making available the Cummins Westport ISL-G Near Zero NOx emissions natural gas engine for Models 567, 520 and 320, the company announced this week. The engine emissions ...

Rush's Brian Mulshine, explaining the new links to Cummins and Peterbilt that will soon be available through the RushCare Service Connect platform. (Photo by Sean Kilcarr for Fleet Owner) Launched ...

As part of the 25,000-engine recall issued last month Cummins and Cummins-Westport earlier this month, more than 2,000 2014-2015 Kenworth and Peterbilt model trucks have been recalled, along with more ...