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Mack Granite CNG truck exclusively equipped with Allison’s 4500 Rugged Duty Series transmission

Green Car Congress

The 4500 RDS fully automatic transmission has been offered in the Mack Granite diesel model for more than 20 years. When Mack set out to develop a vehicle for refuse collection customers seeking an alternative fuel solution, they were able to pair the proven 4500 RDS transmission with a 320-horsepower Cummins L9N engine.

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EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

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The agency’s reasoning was that since alternative fuel vehicle production has generally been less than 0.1% of total vehicle production until very recently, the impact of excluding alternative fuel vehicles was negligible. Fuel economy average for the US fleet, per the Trends report, is 24.1

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Audi survey finds more than half of US drivers would support government initiative to spur diesel vehicle sales

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A poll conducted online by Harris Interactive on behalf of Audi of America found that a majority of American drivers would support government initiatives aimed at spurring clean diesel vehicle sales in the US. But, we argue that diesel needs an even playing field set by state and federal governments. —Scott Keogh.

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

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MY 2012 adjusted fuel economy is 23.6 mpg fuel economy improvement from MY 2011 to MY 2012 is the second largest annual improvement in the last 30 years. l/100 km) fuel economy, which, if achieved, will again represent all-time records. Click to enlarge. l/100 km), which is 1.2 mpg, or 22%. Click to enlarge.

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Navigant Research forecasts plug-ins will be 2.4% of global new vehicle sales by 2023; luxury brands to represent about 50% of that

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of total worldwide light-duty vehicle sales by 2023, or about 2.5 Accordingly, Navigant expects this luxury brand push to increase global sales of plug-in EVs significantly in the near term. Light-duty EV sales by scenario, world markets: 2014-2023. HEV sales are expected to surpass 2.4 million units. Source: Navigant.

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EIA projects decline in transportation sector energy consumption through 2037 despite increase in VMT, followed by increase

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For the Transportation sector, EIA projects that energy consumption will decline between 2019 and 2037 (in the Reference case) because increases in fuel economy more than offset growth in vehicle miles traveled (VMT). Gains in energy efficiency offset increases in travel for passenger and freight modes.

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Navigant forecasts MHD vehicle market to nearly double by 2035 with declining share of conventional engines; gases win out over electricity

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Navigant projects that annual MHDV sales will grow throughout the forecast period at a compound annual growth rate (CAGR) of 2.4%. Alternative fuel vehicles (AFVs)—including battery-electric (BEVs), plug-in hybrid (PHEVs), propane autogas (PAGVs) and natural gas vehicles (NGVs)—will grow from 5.0% Source: Navigant.

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