UPS Inc. announced it will deploy 50 newly designed plug-in electric delivery trucks by the end of the year. The vehicles are comparable in acquisition cost to its conventional-fueled package delivery trucks without the use of subsidies — a development it calls an industry first and one that breaks a key barrier to large-scale fleet adoption.

ORLANDO, Fla.— Industrial auctioneer Ritchie Bros. jammed row after row of used equipment in all shapes and sizes riding on tires or treads onto a 232-acre site here to launch its annual premier auction in February, the first since acquiring rival IronPlanet.

Rush Enterprises Inc. rode an expanding commercial vehicle market and aftermarket business to higher net income and earnings in the 2017 fourth-quarter and full-year periods.

January trailer orders surged past 39,000 to the fifth-highest order month in industry history as refrigerated trailers posted a monthly record, industry analysts said.

U.S. retail sales of Class 8 trucks in January jumped 32.1% to more than 14,000, WardsAuto.com reported, as signs of a strong economic expansion increased.

Independent engine maker Cummins Inc. supplied more diesel engines used in Class 8 trucks in 2017 than any other engine maker, earning nearly a 40% market share overall amid expanding demand, WardsAuto.com reported.

U.S. retail sales of medium-duty trucks in January surpassed 16,000 units, up 9.9% from a year earlier, WardsAuto.com reported.

The U.S. average retail price of diesel fell 2.3 cents to $3.063 a gallon while oil dipped below $60 a barrel in the face of market concerns over increasing domestic production.

Cummins Inc., the only independent engine maker in North America, reported a fourth-quarter loss tied to tax-related charges, though revenue rose. Also, full-year profit fell amid record sales.

Blockchain is one of those concepts people often say they need to get their heads around. So what, exactly, is it?