Quick Spin: Peterbilt Model 220
Peterbilt's new Class 6/7 COE is ideally suited for city P&D as well as landscaping applications.
Natural Gas Technology Improvements Changing Attitudes
While adoption is slower than expected, technology improvements are changing some traditional assumptions of compressed and liquified natural gas.
What’s Going on with my Brakes?
When we started looking at wheel-end issues for this month's Tires & Wheels story, we discovered that reduced stopping distance rules have had some unintended c...
The Little Engine That Did
Fans of old engines and machinery would have been thrilled to find this working, 95-year-old engine on display at the the 40th anniversary celebrations of Cummi...
How Tires Affect Fuel Economy Testing
When setting out to evaluate a fuel-saving product, you don't want your numbers skewed by differences in rolling resistance from the tires. With some fuel-savin...
Driving A SuperTruck
The SuperTruck lives up to its name as a groundbreaking technology demonstration project that is also fun to drive.
Medium-Duty Tires Go Fuel-Efficient
The factors driving tire design for medium-duty trucks has changed. Today, tire makers must balance fuel efficiency and bulletproof durability to stand up to a ...
Test Drive: Cummins-Eaton Powertrain Smooth as Silk
Cummins and Eaton may have finally nailed it with their SmartAdvantage Powertrain combo, reports Equipment Editor Jim Park in July's Test Drive. The SmartAdvant...
Trucking Lost Faith in Anne Ferro — But Replacement Could Be Worse
Trucker-turned-editor Jim Park gives his perspective of Anne Ferro's tenure as chief of the Federal Motor Carrier Safety Administration — and some chilling thou...
The Benefits of Low-Rolling-Resistance Tires Explained
There's little doubt left that tires formulated for lower rolling resistance work as advertised, but it's still tough to give up at few thousandths of an inch o...