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Ryder System lowered its third-quarter and full-year earnings forecast Monday and said it would cut 300 jobs due to softness in the housing, construction and auto industries, the Associated Press reported.

NASHVILLE, Tenn. — Cummins Inc. said it will not use selective catalytic reduction for its 2010 heavy-duty engines, making it the first manufacturer to reject the urea-based system widely used in Europe to cut emissions.

Iteris Inc., which makes safety systems for trucks, said Wednesday that flatbed carrier Melton Truck Lines will make Iteris’ lane departure warning systems standard equipment on about 1,000 new trucks over the next three years.

Transportation technology provider TMW Systems said Monday it acquired Integrated Support Decision Corporation, for an undisclosed sum.

Global Positioning System equipment has not yet become standard for all motor carriers, but more fleets are showing interest in the technology to meet the demands of shippers, and those who use it already rate their systems highly, a recent survey showed.

Trucking and auto component maker ArvinMeritor said late Friday it will close two shock-absorber factories and cut 700 jobs.

Expansion of the U.S. Class 8 truck fleet is slowing as carriers continue to put off new truck purchases and demand for freight hauling remains soft, according to a new report by research firm R.L. Polk & Co.

Federal rail regulators are backing a technological change that will enable trains to stop more quickly while permitting them to travel longer distances between required brake tests, the Associated Press reported Tuesday.

An Italian manufacturer chose Ryder System to manage its supply chain operations in China, Ryder said late Tuesday.