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KISSIMMEE, Fla. — Mack Trucks CEO Dennis Slagle said he is reinvigorating his company and willing to take on any rival, and he promptly picked fights with Navistar Inc. and Transportation Secretary Ray LaHood.

U.S. manufacturing activity expanded in April at its fastest pace since June 2004, the Institute for Supply Management said Monday.

PRINCETON, N.J. — New federal safety regulations soon will drive a wave of purchases by U.S. trucking companies that have not yet adopted electronic onboard recorders and mobile communication systems that closely monitor driver performance, a technology vendor here said.

There was a time when foreign-based tire manufacturers had to overcome major hurdles to enter the North American market.

Goodyear Tire & Rubber Co. said Wednesday its first-quarter loss was less than a loss in the same quarter last year.

Cummins Inc. said Tuesday its first-quarter profit jumped to $149 million, or 75 cents a share, from $7 million, or 4 cents, a year ago.

The Federal Motor Carrier Safety Administration likely will not meet a deadline to issue a more expansive rule requiring fleets to use electronic onboard recorders, according to a new report.

The Canadian Trucking Alliance said the U.S. Federal Motor Carrier Safety Administration will “inevitably” move toward broader electronic onboard recorder requirements, if not a universal mandate.

Wabash National Corp. said Tuesday it signed an agreement with Prime Inc. to supply the refrigerated carrier with 4,000 trailers over three years.

State and federal grants totaling $585,000 will help 15 trucking companies in Utah install auxiliary power units, the Associated Press reported.