Browse Peterbilt 337 Trucks for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 78 listings. Peterbilt 337 Truck pricing ranges from $11,000 to $149,900 based on recent marketplace data. Filter by GVWR, number of axles, transmission, mileage, and more to find the right Peterbilt 337 Truck.