Kenworth T680 Next Generation now offers Cummins Westport engine

The ISX12N near-zero emissions natural gas engine is certified by both the U.S. Environmental Protection Agency and California Air Resources Board (CARB), meeting CARB’s optional low NOx standard.
Aug. 2, 2021

The Kenworth T680 Next Generation is now available with the Cummins Westport ISX12N near-zero emissions natural gas engine.

The T680 Next Gen offers the 12-liter Cummins Westport ISX12N with ratings up to 400 hp and 1,450 lb ft of torque. The engine can operate on compressed natural gas (CNG), liquefied natural gas (LNG) and renewable natural gas (RNG). According to Cummins, the ISX12N engine features a closed crankcase ventilation system, unique maintenance-free three-way catalyst, on-board diagnostic capability, and engine control module.

The ISX12N engine is certified by both the Environmental Protection Agency and California Air Resources Board (CARB), meeting CARB’s optional low NOx standard of 0.02 g/bhp-hr. Available in day cab, 40-inch, 52-inch and 76-inch sleeper configurations, the T680 Next Gen is standard with the proprietary Paccar Powertrain featuring the 2021 Paccar MX-13 engine, Paccar TX-12 automated transmission and Paccar DX-40 drive axle.

“The Cummins Westport ISX12N provides an excellent, near-zero emissions solution for fleets and truck operators that order the Kenworth T680 Next Generation for service in line haul, pickup and delivery, and regional haul applications,” Genevieve Bekkerus, Kenworth marketing director, said.

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