Tires for regional and P&D applications face greater stress due to tight turns and constant stop-and-start cycles.


Streetwise Tires: Avoiding Urban Damage

Unlike their relatively pampered long-haul cousins that run all day long on flat, straight Interstates, tires that earn their keep on city streets get up close and very personal with all manner of road hazards, including curbs, potholes, piercing grave

SmartWay-certified trailers with side skirts and low-rolling-resistance tires should meet the upcoming CARB rules. These tires are wide-base singles, but some standard-size duals also qualify. Photo from Great Dane Trailers


CA Goes Aero: CARB's New Aerodynamic Rules

Not many owners of semitrailers have bought aerodynamic fairings and low-rolling-resistance tires to save fuel, but a lot of them will have to under new rules from California's Air Resources Board

Kenworth T800 LNG day cab offers capable clean power.


Test Drive: Kenworth's T800 LNG Day Cab

Opportunities to evaluate natural heavy-truck gas alternative power have been few to this point


Class 8 Update: In the Trenches

If it weren't for what's being nicknamed "The Great Recession," news in the Class 8 truck business would be all about engines


Test Drive: Volvo's I-Shift - A Smooth Operator

Testimonials are fine, but repeat business is the best endorsement for a product. Wayne Klink, founder and president of a fleet with his name, likes his 90 Volvo trucks and the latest component in three of them, the I-Shif


Steering Clear of Trouble: Get Ready for Heavier Axles

While recruiting and compliance departments grapple with the potential implications of weight-based sleep-apnea testing for drivers, operations and maintenance personnel should be aware that trucks are getting heavier, to


California Reefers

The California Air Resources Board is following through on its promise to clamp down on emissions from reefer diesel


The Future of Heavy-Duty Mobile A/C Refrigerants

The average long-haul tractor-trailer will have its engine running for 21 hours a day, including six to seven hours at idle so the driver can heat or cool the cab during a rest period

This mockup from Maverick shows how a proposed three-axle, 48-foot flatbed would carry 51,000 pounds on its tridem, plus the familiar 12,000 pounds on the tractor's steer axle and 34,000 on its tandem.


Heavier-Rig Idea Advances

A bill to allow states to authorize heavier tractor-trailers has been introduced in Congress, and the idea might also be part of highway reauthorization legislation. But chances for passage are iffy, observers sa


Test Drive: Mack Titan - Mack's Biggest Strongest Model

One look at this truck tells what it is - a big hauler of large and dense loads - and what it's not - a posh over-the-road freighter

6 Things to Consider When Selecting a Weigh Station Bypass System
Weigh station bypass technology saves you time, fuel and money. But which type of bypass technology is right for your fleet? How do you compare different solutions? Download the free whitepaper to make sure you are saving as much as possible.

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