View 1 Photo View 0 Videos 2021 Peterbilt 337 Single Axle Cab & Chassis Truck - Paccar, 220HP, Automatic Newly Listed $36,900 USD 2021 Peterbilt 337 Cab and Chassis Now Available for Sale! This LOW MILE 2021 337 is powered by a 220hp PX7 Engine and Paired with an Allision 2500RDS Automatic Transmission! This truck only... ConditionUsedUsage144,474 MilesDuty ClassMedium Duty Cab & Chassis TruckHorse Power220 HPEngine ModelPaccar PX7TransmissionAutomaticSuspensionSpringRear AxleSingle AxleRear End17,000 lb 4.88 ratioStock Number8680256 MLS Number14234043CategoryCab & Chassis Trucks Last Updated3/10/2026 LocationRockford, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info