The Peterbilt Model 320 is a low-cab forward vehicle that is the perfect fit for challenging refuse applications. Model 320 cab is available in left-hand, right-hand and dual drive with right-hand stand-up configurations. The Peterbilt Model 320 offers a full range of axle selections in single, tandem or tri-drive configurations, plus a full complement of tag and pusher axle options and a tandem steer front axle configuration rated at 36,000 pounds.
The Peterbilt model 320 diesel engine lineup spans from the lightweight Cummins ISL9 to the powerful Cummins ISX12 with ratings up to 400 horsepower and 1,650 lb-ft. of torque. For applications requiring natural gas fuel, the Model 320 is available with the Cummins Westport ISL G rated at 320 horsepower and 1,000 lb-ft of torque. This spark-ignited engine is capable of running on either Compressed Natural Gas (CNG) or Liquefied Natural Gas (LNG), offering ultimate flexibility in fuel sources. With the flexibility to mount tanks either on the rail or integrated into the body, the Model 320 allows for maximum use of space when integrating a body for a variety of applications.