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Getting Your Cooling System Ready for Winter
Test Driving the Paccar MX-11 Engine

Test Driving the Paccar MX-11 Engine

We got a sneak preview of the MX-11 in a Kenworth T880 dump truck while at the Eaton Proving Grounds in Marshall Michigan - the one with the dirt track with grades of 20% and worse.

October 8, 2015

Mesilla Valley Transportation Swears by Its B20 Biodiesel Blend
The Downspeeding Learning Curve

The Downspeeding Learning Curve

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

September 21, 2015

Tracking Lifetime Tire Costs

Tracking Lifetime Tire Costs

We offer two opposing views on tracking tire costs. One holds that life-cycle costing is a waste of money and effort, and that close enough is good enough most of the time. The other suggests that nearly all costs associated with tires should be accounted for and built into the cost structure.

September 15, 2015

SmartWay List Swells with Cheap Chinese Tires

SmartWay List Swells with Cheap Chinese Tires

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 mean for tire retailers and retreaders, fleets and even the enforcement community?

August 24, 2015

Mercedes-Benz Updated 13-liter and the Next Detroit Diesel Generation
Preventing Irregular Wear on Wide-Base Tires

Preventing Irregular Wear on Wide-Base Tires

Do wide-base single tires wear differently than standard tires in dual assemblies? We address that question and give tips on how proper care of your wide-base single tires can improve their life and ROI.

July 24, 2015

Quick Spin: Kenworth's Icon 900
How Nice Cabs Can Affect Driver Satisfaction

How Nice Cabs Can Affect Driver Satisfaction

Whatever the reason for their discontent, the driver turnover rate for 2014 wound up at over 95%. Perhaps a newer, better mattress would help them sleep better at night or an on-board satellite TV system or a more comfortable seat?

July 23, 2015

When the Road Meets the Rubber

When the Road Meets the Rubber

Irregular or accelerated tire wear is annoying and expensive, but there's something else eating away at your expensive assets: the pavement itself.

June 29, 2015

QuickSpin: Freightliner 122SD 8x8  Extreme Heavy-Haul

QuickSpin: Freightliner 122SD 8x8 Extreme Heavy-Haul

Freightliner can build its 122SD heavy-haul vocational chassis into any number of extreme configurations, but this oil-field hauler is one to be reckoned with. This truck lives for roads that would break your average highway hauler in half.

June 24, 2015

Fleets Can Help Drivers Maximize Fuel Economy
Fuel Savings vs. Shorter Tire Life

Fuel Savings vs. Shorter Tire Life

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 performing better than you think.

June 8, 2015

Maintenance is Key To Retread Longevity