Volvo Trucks extends XE fuel efficiency package to 16L engine
Green Car Congress
APRIL 20, 2012
The XE16 package reduces cruising rpm from 1425 to 1225 at 62 mph (100 km/h), yielding about a 3% fuel efficiency improvement. Volvo first introduced its downspeeding concept in September 2011 with the XE13 powertrain package, which utilizes Volvo’s 13-liter D13 engine. ratio instead of the 3.73 The engine, in combination with a 2.64
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