February 2014

Cover Story

Spec'ing Work Trucks

Although work trucks are typically smaller and lighter than Class 8 freight haulers, often they are more complex and take more work to design and assemble. Work trucks are built to carry tools, parts, expendable supplies and other equipment that its driver or crew needs to accomplish a job.

Article

Commentary: Getting Ready For Discs

Commentary: Getting Ready For Discs

Have you been avoiding spec’ing your vehicles with air disc brakes because you think they are not seeing widespread use or because you have concerns about the cost of maintaining them? Aftermarket Editor Denise Rondini says you may be surprised.

Article

Stay Ahead of Trouble on EGR Engines

EGR valves live in a very hostile environment.

While most of the early problems have been engineered out of the exhaust gas recirculation systems on today’s clean diesel engines, corroded coolers, stuck valves and other problems still plague owners of older equipment.

Article

Pushing the Telematics Boundaries

A truck’s telematics unit acts as a communications hub, transmitting data from various sensors...

Most large fleets have extensive experience with telematics: GPS location and mobile communications systems that collect data and communicate it back to a server where the fleet can access the information. As the amount and kind of data has increased in recent years, fleets have adopted tools to make sense of all that information and use it across their operation.

Article

HDT Announces 2014 Top 20 Products

HDT Announces 2014 Top 20 Products

Each year, Heavy Duty Trucking’s editors spend a lot of time going to press conferences and combing through news releases on the latest new products for trucking to determine the very best of the past year’s introductions for our Top 20 Products.

Article

Commentary: Dealing With a Lemon

Rolf Lockwood

There’s no shortage of readers who want me to intervene on their behalf because they’ve been victimized in some way. At least that’s how they describe their plight. Maybe it’s a “lemon” of a truck, possibly a contract dispute, sometimes a fight with an idiotic bureaucracy. For reasons I don’t always understand, they think I’m a consumer watchdog of some sort. I’m not.

Article

Wide, Heavy and High, Oh My

To transport the Endeavour, Sarens used four specially designed Kamag self-propelled modular...

After traveling more than 124 million miles in space, the Space Shuttle Endeavour had one more 14.2-mile journey to make through the streets of Los Angeles to its final resting space at the California Science Center.

Article

Test Drive: Detroit’s Smooth Self-Shifter

This Freightliner Cascadia Evolution is equipped with a Detroit DD13 diesel and smooth DT12...

“Proprietary” is a magic word among truck builders. It describes components of the company’s own manufacture or design that are installed on the company’s own trucks. For truck users, this can be a good thing, because they’re designed to work specifically with a company’s other components.