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11 Results
Section: Trucks > Class 7-8
Trucks
Western Star canceling 5700XE
The sculpted and sleek 5700XE – XE is for Extreme Efficiency – was Western Star's official attempt at an aero-tractor.
November 10, 2021
Trucks
Kenworth adds 52-Inch flat roof sleeper
The 52-inch flat roof sleeper model is equipped with the new 2.1-meter wide cab.
May 30, 2021
Test Drives
Test drive: Western Star 57X
Western Star's 57X is a high-level premium tractor that the company hopes will appeal to independents and small fleets.
August 3, 2022
Trucks
Watch: Ride along in Western Star's new 57X
Ride along with CCJ Chief Editor Jason Cannon as he takes a spin around the Detroit-Metro area in the most fuel efficient Western Star ever built.
August 26, 2022
Trucks
Western Star debuts new on-highway truck, 57X
Western Star first introduced an aero model in 2014, but the model is being replaced.
August 2, 2022
Trucks
Pete goes all in on aero, tech with refreshed 579
The new 579, boasting a 7% fuel economy improvement over prior generation models, is the most aerodynamic and fuel-efficient Peterbilt model to-date.
February 3, 2021
Trucks
Pete's refreshed 579 all-in on aero, tech
The new 579, boasting a 7% fuel economy improvement over prior generation models, is the most aerodynamic and fuel-efficient Peterbilt model built to-date.
March 4, 2021
Test Drives
Test drive: Peterbilt's refreshed Model 579
Peterbilt's new Model 579 is the perfect blend of new school tech and old school trucking.
July 20, 2022
Trucks
Peterbilt adds UltraLoft to Model 567 options
Peterbilt's largest integral sleeper is now available on the company's workhorse model.
June 1, 2021
Trucks
Watch: More driving and details on Peterbilt's new Model 579
Watch as CCJ Chief Editor Jason Cannon spends some time getting the walk-around details on Peterbilt's Model 579 before striking out on the open road.
August 1, 2022
Trucks
Enhancements made to Detroit's Gen 5 DD13 engine, new warranty available for older engines with expired warranties
The fifth-generation DD13 is 60 lbs. lighter than its predecessor due to its new aftertreatment system.
May 27, 2021
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