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Why Do Wheels Come Loose?
Why Do Wheels Come Loose?

November 24, 2015
Investigations into hundreds of wheel separation incidents reveals that whether it was loosened wheel fasteners or failed bearings due to improper...

Kenworth's Rock-Solid T880
Kenworth's Rock-Solid T880

November 18, 2015
The T880 was introduced a few years ago but in just six short months, orders for the new vocational platform overtook its worthy predecessor, the T800. In...

GHG Phase 2 Rules Don't Pass OEM Muster... Yet
GHG Phase 2 Rules Don't Pass OEM Muster... Yet

November 13, 2015
OEM comments on proposed EPA/NHTSA Phase 2 GHG regs show they’re nowhere near ready for prime time. What the agencies say in reply will speak volumes on...

How Important are Balance and Alignment?
How Important are Balance and Alignment?

October 28, 2015
Fleets seem to run hot and cold on alignment and balance. Some swear by them, while others see them as unnecessary expenses.

TransPower's Totally Electric Class 8 Tractor [Video]
TransPower's Totally Electric Class 8 Tractor [Video]

October 23, 2015
True zero-emissions freight transportation is closer to reality than you might think. A California-based technology company called TransPower USA has five...

QuickSpin: Spicer Dual Range Disconnect
QuickSpin: Spicer Dual Range Disconnect

October 23, 2015
It’s easier to describe the performance of Dana’s Spicer AdvanTEK Dual Range Disconnect concept than to explain how it works.

Getting Your Cooling System Ready for Winter
Getting Your Cooling System Ready for Winter

October 21, 2015
As temperatures dip and the leaves change from green to yellow and red, it’s time to think about winterizing your trucks for the siege ahead.

Test Driving the Paccar MX-11 Engine
Test Driving the Paccar MX-11 Engine

October 8, 2015
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...

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.