Green Car Congress

AUGUST 16, 2022

PACCAR will work with Cummins to offer the new Cummins X15N natural gas engine ( earlier post ) in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be designed specifically for heavy-duty truck applications with up to 500 horsepower output.

Peterbilt 459

Peterbilt Kenworth Gas Engine 459

Green Car Congress

APRIL 20, 2022

Achates Power has released initial in-use NO x measurements from the cleaner, heavy-duty diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners. Achates Power previously announced the opposed-piston has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor.

EPA 170

EPA Emissions Peterbilt Diesel 170

Green Car Congress

JULY 6, 2010

The Westport GX 2010 15L engine has been certified by the US Environmental Protection Agency (EPA) to 2010 emissions compliance—0.2 Factory installation of the GX is available in both Kenworth and Peterbilt tractors. g/bhp-hr oxides of nitrogen (NO x ) and 0.01

2010 186

2010 EPA Engine Peterbilt 186

Green Car Congress

MARCH 12, 2009

Eaton Corporation has established a program to assist diesel truck fleet owners in applying for the $156 million in grants for diesel hybrid trucks that are available under the American Recovery and Reinvestment Act (ARRA). Fleets are able to purchase multiple trucks.

Eaton 150

Eaton Grant Fleet Diesel 150

Green Car Congress

MARCH 4, 2009

American Honda Motor has introduced a Class 8 hybrid diesel electric truck into its truck fleet at its parts center in Alpharetta, Ga—the first such in the auto industry. The company’s diesel truck fleet, operated by its truck fleet partner, UPS Freight Truckload, typically travels 300,000 miles per day.

Honda 150

Honda Peterbilt Hybrid Motor 150

Green Car Congress

OCTOBER 28, 2010

Robert Transport of Boucherville, Quebec has issued a purchase order for 180 Peterbilt liquefied natural gas (LNG) trucks featuring Westport HD Systems. The Westport HD GX engine is certified and compliant to 2010 US Environmental Protection Agency (EPA) and California Air Resources Board (CARB) emission limits in North America.

Peterbilt 199

Peterbilt Transportation Power Powered 199