Cummins B6.7N Engine Available in Medium-Duty Peterbilt Models.

Peterbilt continues to lead the industry in natural gas technology with the introduction of the Cummins B6.7N engine for Peterbilt Model 536 and 537. The natural gas engine helps lower emissions and reducts a vehicle's overall environmental impact without sacrificing the performance needed to get the job done.

Cummins B6.7N Natural Gas Engine

Cummins B6.7N General Specifications.

• Displacement - 6.7 liters

• 240 horsepower and 560 lb-ft torque

• GVWR up to 33,000 lbs.

• Certified 90% below EPA emission level at 0.02 g NOx Standard

• Maintenance-free and fluid-free exhaust treatment system

• 2-year base warranty with unlimited miles

• 3-way catalyst aftertreatment

Peterbilt Model 536

Features and Benefits.

• 27% lower CO2 emissions than petroleum

• 13-17% lower well-to-wheel greenhouse gas (GHG) emissions

• Meets U.S. energy source goals

• Delivers on fossil fuel reduction initiatives

• Can achieve sub-zero emissions when using renewable natural gas (RNG)

• No exhaust odor

• Quieter than diesel

• Lower particulate matter emissions

Peterbilt Model 537

Care for Your New Medium-Duty Truck with RushCare Complete.

Exclusively from Rush Truck Centers, RushCare Complete is an all-inclusive service solution that coordinates, monitors and expedites vehicle service and repair through qualified service facilities across North America.  RushCare Complete comes standard and is included with every new truck purchase.

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PACCAR TX-18 Transmissions

Pair it With The New PACCAR TX-18 Transmission Series.

Rush Truck Centers is excited to soon offer trucks equipped with the new TX-18 PACCAR 18-speed automated series of tranmissions.  Unveiled by PACCAR in February 2022, every component of the TX-18 transmission series has been engineered to deliver uncompromising uptime and fuel efficiency, reduced weight and quieter operation.

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Interior of medium-duty truck cab equipped with CNG engine

Inquire About a Peterbilt Model 536 or 537 Truck.

Click the button below to inquire about a Peterbilt Model 536 or Model 337 truck with the Cummins B6.7N natural gas engine.  Our medium-duty truck specialists are available to help answer any questions.

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