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Coming Soon: Inflation Systems for Drive Axles

Coming Soon: Inflation Systems for Drive Axles

Drive axle inflation systems might not be the Holy Grail of truck maintenance, but they are in a position to cure a vexing problem. Tire pressure...

Powertrain Specs: More Science Than Art

Powertrain Specs: More Science Than Art

Torque is both an enabler of downspeeding and a source of concern about delivering peak torque at very low engine speed.

Navigating A Natural Gas Shop Conversion

Navigating A Natural Gas Shop Conversion

If you’re planning to add natural gas trucks to your fleet, you will likely have to make some modifications to your shop. That exercise could go smoothly or...

Test Drive: Daimler's Detroit Assurance Safety System

Test Drive: Daimler's Detroit Assurance Safety System

Detroit Assurance is the name of a new safety system from Daimler Trucks North America that could save your hide in a crash while saving fuel in less dire...

Busted! How I Got Caught Littering -- Or So it Appeared

Busted! How I Got Caught Littering -- Or So it Appeared

Sometimes things aren't exactly as they appear. Was Equipment Editor Jim Park really caught throwing something out the window on an Ultimate Test Drive...

What You Can Learn From Tires When You're Ready to Scrap Them

What You Can Learn From Tires When You're Ready to Scrap Them

Scrap piles call tell a lot about how fleets are using their tires and help reduce tire costs and improve miles to removal.

Are You Putting Enough Air In Your Steer Tires?

Are You Putting Enough Air  In Your Steer Tires?

If you are not running at least 105 psi in your steer tires, you’re running underinflated. In some cases, those tires may be in run-flat condition.

Q&A: Al Cohn on Fuel-Efficient Tires, Footprints and Inflation

Q&A: Al Cohn on Fuel-Efficient Tires, Footprints and Inflation

We sat down with tire-industry expert Al Cohn to gain some insight into fuel-efficient tires. We asked about inflation pressure and how it relates to tire...

Getting the Most Out of Your Tire Program

Getting the Most Out of Your Tire Program

What to track in a tire program to make sure you’re getting the most out of every day they spend on the road.

QuickSpin: Using Eaton's Procision Dual-Clutch Transmission

QuickSpin: Using Eaton's Procision Dual-Clutch Transmission

Eaton’s Procision dual-clutch medium-duty automated transmission promises automatic-like driver feel with manual performance attributes.

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