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As the needs of trucking companies become more specialized, so do the tires they are running. Over the past decade, available tire options have increased, meaning fleets can choose the tires best suited for their specific applications.

ORLANDO, Fla. — An empty booth at the Technology & Maintenance Council’s 2009 Transportation Technology Exhibition marked the spot where auxiliary power manufacturer Rigmaster Power Corp. was to display its wares.

State truck registration fees would more than double under a proposal being prepared for the Federal Motor Carrier Safety Administration under a two-year-old system Congress set up to reduce fees for for-hire carriers.

UPS Inc. and the U.S. Postal Service have agreed to work together to make it easier for consumers to return goods purchased online, a move that more closely aligns the nation’s mail delivery system with the largest commercial package carrier.

ARLINGTON, Va. — A top Navistar Inc. official said the company is pursuing its own solution to meet the 2010 U.S. emission standards, because it doesn’t believe the fuel savings claimed by competitors will justify the higher costs and more complicated systems associated with the new engines.

In a whirl of activity that is expected to accelerate in coming years, states are making toll roads a permanent part of the nation’s highway system and eyeing toll dollars as a way to plug gaping budget deficits.

Diesel engine maker Cummins Inc. said Tuesday its fourth-quarter profit fell 55% from a year ago, due to declining demand.

Paccar Inc.’s parts dealers are offering the company’s Engine Control Systems Purifilter, an aftermarket passively regenerating diesel particulate filter approved by the California Air Resources Board for installation and use in a wide variety of Class 8 trucks.