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Mesilla Valley Transportation Swears by Its B20 Biodiesel Blend
Mesilla Valley Transportation Swears by Its B20 Biodiesel Blend

September 22, 2015
While biodiesel mandates have probably done more to build resistance to its use than win over its skeptics, some fleets, like Mesilla Valley Transportation,...

The Downspeeding Learning Curve
The Downspeeding Learning Curve

September 21, 2015
Today's "downsped" drivetrains can improve fuel economy, but high torque and low axle ratios can create all sorts of havoc with drivetrain components.

GHG Phase 2 Proposal More Stringent than Originally Believed
GHG Phase 2 Proposal More Stringent than Originally Believed

September 18, 2015
Daimler Trucks says meeting EPA's Phase 2 GHG reduction requirements, as they currently stand in the proposal stage, may not be possible under the current...

SmartWay List Swells with Cheap Chinese Tires
SmartWay List Swells with Cheap Chinese Tires

August 24, 2015
A massive influx of Chinese tires, some costing $100 or less, has flooded the U.S. EPA's list of SmartWay verified tire in the past year. What does this...

Volvo Boosts Fuel Economy by the Power of Two
Volvo Boosts Fuel Economy by the Power of Two

August 23, 2015
Volvo's Adaptive Loading axle system turns a 6x2 into a 4x2 when the extra axle in the tractor tandem isn't needed. When it comes to fuel efficiency, 2 is...

NACFE: Low Rolling Resistance Tires a Worthwhile Investment
NACFE: Low Rolling Resistance Tires a Worthwhile Investment

August 14, 2015
The North American Council for Freight Efficiency has released its sixth fuel economy technology confidence report, this one covering the benefits of...

Fleets Can Help Drivers Maximize Fuel Economy
Fleets Can Help Drivers Maximize Fuel Economy

June 18, 2015
The right equipment for the job improves the fleet’s and the driver’s chances for success. Part 6 in HDT's Driver Dilemma series on the driver shortage.

Fuel Savings vs. Shorter Tire Life
Fuel Savings vs. Shorter Tire Life

June 8, 2015
Are low-rolling-resistance tires a cost-effective proposition? It’s not an easy question to answer. Chances are your low-rolling resistance tires are...

The Challenge of Standardizing Aerodynamic Testing
The Challenge of Standardizing Aerodynamic Testing

May 28, 2015
Aero device manufacturers now have a choice of test methods to prove the effectiveness of their devices. Are consumers any better off?

The Automated Revolution is Real
The Automated Revolution is Real

May 25, 2015
After 20 years on the fringes of the heavy-duty transmission world, the switch from sticks to semiconductors may be reaching the tipping point.