The EPA and the California Air Resources Board have presented preliminary proposals aimed at alleged compliance loopholes noted by Navistar.
The SmartTail system consists of polymer skins mounted to the rear doors. The WindTamer uses a low-profile, contoured cover mounted on the truck’s undercarriage. The systems can improve fuel efficiency by 5.3 percent, the company ...
The National Highway Traffic Safety Administration announced plans to prepare an Environmental Impact Statement for more fuel-efficient trucks.
The agreement calls for the agency to hold a public workshop or hearing to address the issues Navistar raised.
Fleets appear to be taking advantage of build slots for power units with pre-2010 EPA engines while they are still available, FTR says.
The truck and engine maker had asked a state court to rule CARB was improperly certifying 2010 diesel engines equipped with selective catalytic reduction.
A Senate bill would transfer authority from DOT to EPA when determining fuel economy rules for medium- and heavy-duty trucks.
R287A steer tire for regional and long-haul applications has U.S. Environmental Protection Agency SmartWay-certified approval and is California Air Resources Board compliant.
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