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Clean Energy Fuels Corp. will buy BAF Technologies, a supplier of natural gas vehicle systems and conversion technology, for $8.3 million.

Transmission-maker ArvinMeritor Inc. on Sept. 14 had its first day in court with rival Eaton Corp., which ArvinMeritor said has monopolized the North American market for heavy-truck transmissions.

The Federal Motor Carrier Safety Administration is increasing its use of Global Positioning System history logs as supporting evidence in driver hours-of-service audits, an executive with Qualcomm Inc. said last week.

Sales of new heavy-duty trucks in the United States fell 33.3% in August from year-ago levels, the eighth consecutive monthly decline.

RALEIGH, N.C. — The federal stopping-distance rule announced in late July will generate lots of technical choices for truck buyers, but manufacturing executives told fleet managers here the engineering changes should be minimally disruptive.

President Obama has approved an increase on the tariff charged on car and light truck tires imported from China, the Associated Press reported.

Alliance Parts, Daimler Trucks’ private-label parts unit, said it has partnered with ArvinMeritor, Troy, Mich., to provide remanufactured brake shoes for commercial vehicles in North America.

While sales of new Class 8 trucks continue to languish, several used truck dealers said they have noted recent “sporadic” increases in business that they believe could signal a market bottom. However, they added that financing problems were restricting sales.

For trucking fleets that operate different vehicles for an array of uses, an important challenge is to equip each one with the correct tires.

President Obama must decide by Sept. 17 whether to accept the recommendation of the U.S. International Trade Commission to impose tariffs on passenger and light-truck tires made in China, the second-largest U.S. trading partner.