Kenworth adds Cummins Westport ISX12N as an option for T680

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Updated Jul 30, 2021
blue Kenworth T680 truck
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 MX-13 engine, Paccar TX-12 automated transmission and DX-40 drive axle.

Cummins Westport ISX12NThe ISX12N engine features a closed crankcase ventilation system, unique maintenance-free three-way catalyst and on-board diagnostic capability.Kenworth is making the Cummins Westport ISX12N near-zero emissions natural gas engine available for its T680 on-highway truck.

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).

The ISX12N engine features a closed crankcase ventilation system, unique maintenance-free three-way catalyst and on-board diagnostic capability.

Certified by both the Environmental Protection Agency and California Air Resources Board (CARB), the ISX12N engine meets CARB’s optional low NOx standard of 0.02 g/bhp-hr.

“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,” said Genevieve Bekkerus, Kenworth marketing director.

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 MX-13 engine, Paccar TX-12 automated transmission and DX-40 drive axle.