UPS adds 48 more heavy-duty LNG tractor trucks to fleet; Westport HD System
Green Car Congress
FEBRUARY 22, 2011
UPS has purchased another 48 heavy tractor trucks equipped to run on Liquefied Natural Gas (LNG). Manufactured by Kenworth, the LNG tractors are powered by Westport HD Systems and initially will pull trailers on a transit lane linking Ontario, Calif., Since 2000, UPS’ “green fleet” has traveled more than 185 million miles.
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