Mack Trucks
Mack Trucks unveils lighter powertrain option for waste industry with Cummins L9N and Allison 3000 transmission

Mack Trucks introduces lighter powertrain option for waste industry

May 12, 2025
For applications that do not require a higher gross vehicle weight rating, this pairing offers a balance between performance and cost-efficiency.

Mack Trucks recently expanded its Mack Granite compressed natural gas model line with the addition of the Allison 3000 Series transmission option paired with the Cummins L9N natural gas engine. According to Mack, this provides waste customers with a cost-effective alternative when maximum gross vehicle weight ratings aren't required.

“This expanded powertrain option gives our customers more flexibility to optimize their trucks specifically for lighter-duty waste applications,” Jonathan Randall, president of Mack Trucks North America, said. “By offering the Allison 3000 paired with the L9N, we're delivering a solution that reduces acquisition costs while maintaining the reliability and performance Mack customers expect, particularly for light-duty roll-off applications where a higher GVWR isn't necessary.”

See also: Mack drops more details on planned Pioneer Electric truck

The Allison 3000 Series transmission, when paired with the Cummins L9N, provides a lighter-weight, lower-cost option compared to the Allison 4500 configuration. Mack said the pairing is ideal for operators looking to balance performance with cost-efficiency in applications that don't require the higher gross vehicle weight rating.

The Cummins L9N natural gas engine delivers 320 hp and 1,000 ft.-lb. of torque while offering reduced emissions through its CNG power system. The engine is certified to the California Air Resources Board and EPA's Optional Low NOx emissions standard.

About the Author

Jenna Hume | Digital Editor

Digital Editor Jenna Hume joined FleetOwner in November of 2o23 and previously worked as a writer in the gaming industry. She has a bachelor of fine arts degree in creative writing from Truman State University and a master of fine arts degree in writing from Lindenwood University. She is currently based in Missouri. 

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