The Caterpillar C15 engine, rated at 600 and 625 horsepower, is now available for order with Peterbilt's Model 379-127 and Model 379X. Peterbilt began manufacturing trucks with the C15 at these ...

Peterbilt has announced its Model 379-127” and Model 379X will now optionally offer the Caterpillar C15 engine rated at 600 or 625 hp. When Peterbilt begins manufacturing trucks with the C15 in ...

Caterpillar's ACERT-technology engines for complying with stricter Environmental Protection Agency emission regulations are provided for order in Peterbilt Caterpillar's ACERT-technology engines for ...

Caterpillar's ACERT-technology engines -- the company's solution for complying with stricter Environmental Protection Agency emission regulations -- are now available for order in Peterbilt trucks and ...

A very tidy compromise. That’s what I’d call the latest addition to the Peterbilt lineup. Introduced at Mid-America earlier this year, the Model 386 fills the gap between the long-nose 379 and the ...