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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

Green Car Congress

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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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

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UPS Sets New Automotive Goal to Improve Package Delivery Fleet Fuel Economy a Total of 20% from 2000 to 2020

Green Car Congress

UPS is targeting a 20% improvement in fuel economy for its US package delivery fleet from 2000 to 2020. UPS has set a new automotive goal to improve the miles per gallon (MPG) performance of its entire US package delivery fleet by 20 percent between 2000 and 2020. Tags: Fleets Fuel Efficiency. Earlier post.)

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UPS to add 40 series hydraulic hybrid vehicles to its fleet

Green Car Congress

Developed by Freightliner Custom Chassis Corporation (FCCC) and Parker Hannifin Corporation ( earlier post ), the parcel delivery vehicles can achieve up to 35% improved fuel economy and up to 30% CO 2 emissions reduction over traditional diesel-powered vehicles that use automatic transmissions in stop-and-go applications.

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UPS adding 200 more series hybrid delivery trucks

Green Car Congress

UPS will add 200 new series hybrid electric delivery trucks to the company’s growing alternative fuel and advanced technology fleet. The improvements in these new package cars came from real-world experience in our alternative fuel Rolling Laboratory, which earlier this year hit a 1 billion miles driven milestone.

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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

Green Car Congress

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.