Equipment

A Mac Trailer aluminum drop deck’s transition area includes the 90-degree step (upper left) and a large curved “radius” beneath the upper and lower decks (center). The radius evenly distributes weight and stress between the two areas. Here, I-beam-like flanges add strength to the curved members. Photo: Tom Berg

Articles

Drop Deck Decisions

Special cargos require specialized trailers, and one is the drop deck, whether made of steel, aluminum, or a combination of the two.

Wide-base single tires could start showing up on vocational trucks such as refuse haulers under GHG Phase 2. EPA likes the fuel efficiency, while operators like the weight savings. Photos: Jim Park

Articles

What's Ahead for Wide-Base Single Tires?

Could the next round of greenhouse gas reduction rules push more fleets over to wide-base single tires? It seems likely, given not only their relatively low rolling resistance but weight savings as well.

Photo: John G. Smith

Articles

Daimler Chief Unfazed by NAFTA Talk

Roger Nielsen, president and CEO of Daimler Trucks North America, doesn’t seem concerned by talk about renegotiating NAFTA – even though its manufacturing footprint includes Mexico.

Trucks under development, like this camouflaged rig, will be put through their paces at the new facility. Photos: John G. Smith

Articles

Daimler Unveils New Oregon Proving Grounds

Daimler Trucks North America has officially opened its High Desert Proving Grounds, representing a $18.7-million investment that will put the company’s trucks through their paces – including connected, platooning and autonomous vehicles of the future.

Rolf Lockwood

Articles

Commentary: No Free Lunch When It Comes to Parts

If you can’t determine that the part is of good quality, bypassing the low-price product is your only option. Commentary by Executive Contributing Editor Rolf Lockwood.

Photo: Tom Berg

Articles

Nikola Motor CEO Compares Truck Manufacturers to Kodak

Nikola Motor CEO Trevor Milton said that the Nikola One's hydrogen-powered electric motor could change the industry in the same way digital cameras changed photography.

Photos: Carrier Transicold

Articles

New Refrigerants on the Way

Transport refrigeration units will soon be subject to tighter regulations on the use of hydrofluorocarbon refrigerants.

The greater axle track width used with dual wheels would make that same axle too wide when equipped with wide-single tires. Photos: Jim Park

Articles

To Outset, or Not to Outset

Fleets spec’ing wide single tires need to decide upfront whether to trade the vehicle as is or to spec axles and wheels for a later conversion to duals.

Volvo’s SuperTruck uses advanced engine programming to reduce energy consumption and old-fashioned aerodynamics to reduce drag. Photos: Jim Park

Articles

Driving Volvo’s SuperTruck

What you can see of Volvo’s SuperTruck vehicle is pretty spectacular, though fairly plain at heart. It’s what you can’t see that stirs the imagination. Equipment Editor Jim Park explains in this first-person Test Drive.

Rolf Lockwood

Articles

Commentary: Clean Hydrogen-Powered Vehicles: Are We There Yet?

How far away is truly clean hydrogen power? We're getting closer, thinks Contributing Executive Editor Rolf Lockwood.

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