September 15, 2014
Chevron's new Delo 400 SD SAE 15W-30 engine oil is designed to address the growth of severe-duty applications in on- and off-highway markets.
September 4, 2014
Kenworth is now be including FuelSense packages for its Class 8 and medium-duty trucks with certain Allison transmissions.
September 3, 2014
Fleets operating 41,000 tractors and 130,000 trailers achieved fuel savings of $7,200 per year per truck by adopting a variety of new technologies, according to a new study released Wednesday by the North American Council for Freight Efficiency.
August 26, 2014
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-saving devices promising only marginal gains, the tires' contribution to the fuel consumption can adversely affect the apparent performance of the product. Here's what to watch for when setting up an evaluation or testing program.
August 12, 2014
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 harsh P&D environment.
August 8, 2014
While Congress is out on vacation, one lobby group is reminding lawmakers while they are out talking with voters back home that a large majority of Americans favor requiring truck manufacturers to increase the fuel economy of large trucks, at least according to its poll.
August 7, 2014
The long-running debate over which type of transmission — direct drive or overdrive — provides the greatest efficiency is one that’s not easily settled and not likely to go away.
July 30, 2014
Andersen Flaps has launched a new website at www.ecoflaps.com that highlights its Eco-flaps Splash Guards' fuel-saving and splash reduction benefits.
July 22, 2014
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 of tread. After all, tire miles are important, too. How much of a difference does the reduction in rolling resistance make?
July 17, 2014
To meet expected greenhouse gas/fuel efficiency standards, oil companies and engine makers have been busy developing a new standard for engine oils that will provide a new type of lower-viscosity oil to improve engine efficiency.
July 15, 2014
Navistar has started customer shipments of its International DuraStar and WorkStar trucks with the company's 9.3-liter diesels fitted with selective catalytic reduction emissions-aftertreatment equipment.
July 7, 2014
The Peterbilt-Cummins SuperTruck project achieved almost-unheard-of gains of 68% in freight efficiency over a 24-hour duty-cycle, a 50% improvement in freight efficiency on an 11-hour drive-cycle and a 20% improvement in the thermal efficiency of the engine. How did they do it, and what does that mean?
June 30, 2014
A proposed test for adhesive wear, or scuffing, will not be a part of the upcoming new API oil standard, currently known as PC-11, and the new category is running behind schedule for implementation.
June 19, 2014
Daimler Trucks North America said Thursday it has realized the objectives of its SuperTruck program one year ahead of schedule. Sponsored by the U.S. Department of Energy, the SuperTruck program is an ambitious five-year research and development initiative focused on improving freight efficiency, reducing fuel consumption and greenhouse gas emissions of Class 8 trucks.
June 17, 2014
From the equipment you spec and maintain, to the fuel you buy, to driver training and incentives, you’ll find tips for nearly any type of fleet.
There’s hardly a fleet out there that wouldn’t like to save money on fuel costs. Maybe you’re not sure where to start. Maybe you feel like you’ve picked all the low-hanging fruit and you’re looking for new ideas. Here’s help. From the equipment you spec and maintain, to the fuel you buy, to driver training and incentives, you’ll find tips for nearly any type of fleet.
June 16, 2014
Truck and engine manufacturers report significant efficiency gains as a result of the public-private “SuperTruck” program. An interim assessment of the Energy Department’s collaborative effort says that the concept vehicles are closing in on a 50% improvement in freight efficiency and a 20% improvement in engine efficiency.
June 9, 2014
For as hard as fleets work for a 1% gain in fuel efficiency, it's hard to imagine giving up something like 2-4% in fuel efficiency to something as simple as maintaining correct inflation pressure, especially today when almost every inflation or monitoring system on the market offers payback in less than a year.
May 27, 2014
You've heard the expression, 'It's like herding cats"? It's like that with tires when your alignment is out of whack. With all those wheels heading in different directions, it's unlikely you're getting the best fuel economy -- or tire life.
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