Steve Sturgess

Business, Technology, Equipment

Kenworth Launches New Medium-Duty Product Lineup

Kenworth T280 A box van like this 26-foot demonstrator will likely prove popular. (Kenworth Truck Co.)

PHOENIX — After a model life of nearly 30 years, Kenworth is updating its Class 5 medium-duty vehicles through Class 8, with the introduction of four all-new models: the T180, T280, T380 and T480.

Steve Sturgess | Special to Transport Topics
April 5, 2021
Business, Technology, Equipment

Kenworth Shows Off Aerodynamics of T680 Next Gen

Kenworth T680 Side view shows the tandem fairings and polished wheel covers. Remodeled steps are more stair-like. (Steve Sturgess for Transport Topics)

RENTON, Wash. — Kenworth Truck Co. spotlighted the aerodynamic and interior upgrades to its T680 Next Gen Class 8 during a small media event that began at its proving grounds here, then shifted to a 40-mile test drive during which both the day cab and highway models were on hand.

Steve Sturgess | Special to Transport Topics
March 22, 2021
Technology, Equipment

Fan Drive Technology Is Evolving to Meet the Needs of Modern Engines

When exhaust-gas recirculation became the technology to meet the heavy-duty truck emissions standards, underhood temperatures skyrocketed and put extreme pressure on cooling fan drives and belts. Fleets now can spec a variety of variable-­speed and electron­ically controlled fan drives.

Steve Sturgess | Special to Transport Topics
April 24, 2020
Business, Technology, Safety

LEDs Represent Future of Truck Headlamps

LED LED headlamps have been used on American combat vehicles for many years. (Truck-Lite Co.)

The LED is the alternative to the long-established halogen-enhanced incandescent bulb and the more recent high-intensity discharge (HID) bulbs that have seen some uptake by truck manufacturers.

Steve Sturgess | Special to Transport Topics
January 24, 2020
Business, Fuel, Logistics, Top 100

Adoption of FA-4 Engine Oils Has Been Slow, but Early Tests May Point to Future Acceptance

Shell technician checks engine oil A technician checks an engine’s oil. (Shell Oil)

The American Petroleum Institute’s latest heavy-duty engine oil standards, designated CK-4 and FA-4, have been on the market for more than two years, but only CK-4 lubricants have by and large replaced the previous CJ-4 formulation.

Steve Sturgess | Special to Transport Topics
April 29, 2019
Business, Technology, Equipment, Fuel

Tire Monitoring and Inflation Systems Can Lead to Fuel Savings, Longer Tire Life

Tire Monitoring A technician installs a tire pressure inflation unit on both tractor drive axles. (Aperia Technologies)

Tire failures remain the No. 1 reason for roadside assistance calls. And most tire-related problems come from underinflation as a result of leaks, punctures or just poor maintenance programs.

Steve Sturgess | Special to Transport Topics
November 9, 2018
Business, Technology, Equipment, Safety

Regular Realignment Is a Savings, Not a Cost

Maintenance technician Most alignment systems require setting bar-mount laser projections. (E-Z Red Co.)

Tire wear often is blamed on a number of things, and many times, on the brand of the tire. But aggressive tire wear is a symptom that something else is wrong with a truck.

Steve Sturgess | Special to Transport Topics
July 20, 2018
Business, Technology, Equipment

Discs or Drums?

Bendix collision mitigation Bendix offers collision mitigation braking. (Bendix)

Not all fleets are convinced of the benefits of air disc brakes. But suppliers maintain there is a growing acceptance of them for heavy-duty trucks, driven by an increase in the deployment of active safety technology, such as collision mitigation and avoidance systems.

Steve Sturgess | Special to Transport Topics
May 11, 2018
Business, Technology, Equipment

Fuel Cells Gain Momentum as Range Extenders for Electric Trucks

Nikola One Ryder System Inc.

When Nikola Motor Co. President Trevor Milton pulled the wraps off the Nikola One prototype Class 8 truck last year and announced it would have a hydrogen fuel-cell power plant, it seemed a radical approach at the time.

Steve Sturgess | Special to Transport Topics
November 27, 2017
Business, Technology, Equipment

Air Disc Brakes for Trailers Slowly Gaining Momentum in Market

Wabco Maxx22T air disc brake Wabco Maxx22T air disc brake by Joseph Terry/Transport Topics

Adoption of air disc brakes for trailers is slowly trending upward as some fleets look beyond the tractor to improve stopping power and enhance safety, industry experts said.

Steve Sturgess | Special to Transport Topics
October 30, 2017