2017 Ford Econoline E350 Super Duty – 28' 10" Class C RV 23,348 miles | 6.8L V10 Gas Engine | 1 Slide-Out | Cummins Onan 4kW Gas Generator (603 hours). The 2017 Ford Econoline E350 Super Duty RV offers a powerful 6.8L V10 gas engine, perfect for long trips and adventures. With just 23,348 miles, this RV is in excellent condition and features an automatic transmission for ease of driving. Built on a single axle chassis with spring suspension and hydraulic brakes, it offers a smooth ride and a GVWR of 12,500 lbs. Inside, you’ll find a fully equipped kitchen with sink, refrigerator, freezer, microwave, oven, and a propane stove. The living room has a table, while the RV features 2 twin beds, 2 TVs, 1 AC unit, and a heater for comfort. The RV also includes 1 slide-out and 2 electric awnings for added space and convenience.