Downspeeding isn't a good approach to fuel savings in high GVW applications, so Navistar is offering Canadians a ProStar ES spec designed for 110,000 GVW. It features Eaton's 16-speed UltraShift and engines from Cummins and Navistar optimized for higher weights.
April 19, 2015
Cummins will have its new 2013 engine line up at this year's Mid-America Trucking show, boasting 2% better fuel economy, along with some new gearing recommendations to increase fuel economy and lower operating costs.
March 20, 2013
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