Focus On: Hendrickson ZMD trailer suspension Could Hendrickson’s Zero Maintenance Damping system be the best-riding trailer air suspension ever? Equipment editor Jim Park takes one on three-way comparison test drive. He says its certainly…
Focus On Driving Peterbilt’s 579 EPIQ UltraLoft Equipment editor Jim Park discovers first hand why the 579 is such a popular truck: it’s smooth and quiet, solidly build, has cutting-edge aero features and driver amenities, and…
Focus On Peterbilt 579 EPIQ UltraLoft Peterbilt’s Model 579 was destined to become the company flagship from the moment it was introduced in March 2012. It’s just getting better with age. Jim Park shows…
UTD | Kenworth W990 Driving Impressions It wouldn’t be fair, after a couple of hours of driving, to judge the W990 against the W900L’s 18 years in the market, but I have to say…
