Browse Freightliner Columbia 120 Sleeper Trucks for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 6 listings. Freightliner Columbia 120 Sleeper Semi Truck pricing ranges from $9,000 to $37,000 based on recent marketplace data. Filter by sleeper type, transmission, horsepower, mileage, and more to find the right Freightliner Columbia 120 Sleeper Semi Truck.