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Ryder System said Wednesday it completed its previously announced acquisition of Gordon Truck Leasing, based in Philadelphia.

Wright Express Corp. said it completed its acquisition of Financial Automation Limited, a New Zealand-based international provider of fuel card processing software systems.

Kenworth Truck Co. will make standard on its Class 5-8 trucks a synthetic axle lube that will boost fuel economy by 1%, the company said.

Truck components maker ArvinMeritor Inc. said it dedicated a new $30 million manufacturing facility in northern Mexico for trucks built in the United States and Canada.

Freightliner Trucks, part of Daimler Trucks North America, said it will offer Meritor WABCO’s new automatic forward-collision warning and braking system on its models Cascadia and Century Class S/T tractors.

Independent engine manufacturer Cummins Inc. continued increasing its market share in heavy-duty engines during the first half of 2008, while sales by competitor Caterpillar Inc. dwindled, WardsAuto.com reported.

Growth in the nation’s fleet of Class 8 trucks ground to a halt during the second quarter, as U.S. registrations for vehicles in operation rose by just 0.75%, according to R.L. Polk & Co.

Westport Innovations, which makes alternative fuel transportation technologies, said Monday it has begun trading on the Nasdaq stock market.

Engine manufacturer Cummins Inc. last week reversed its decision to use only exhaust-gas recirculation to meet 2010 emission standards and said it would instead use urea-based selective catalytic reduction to cut the new engines’ fuel consumption.