The 2011 Airstream Interstate is a premium Class B motorhome built on the Mercedes-Benz Sprinter 3500 chassis. It features a powerful 3.0L V6 BlueTEC diesel engine, combining high-end luxury, seating for up to eight, and two rear benches that convert into a bed.

Core Specifications & FeaturesChassis & Engine: Mercedes-Benz Sprinter 3500 with a 3.0L V6 Turbo Diesel, generating 188 horsepower and 325 lb-ft of torque.Dimensions: 22 feet 9 inches in length, 74.3 inches of interior standing height, and sits on dual rear wheels.Capacities: 32-gallon fresh water tank, 27-gallon gray water tank, 16-gallon black water tank, and a 12-gallon propane tank.Interior Amenities: Corian countertops, bamboo flooring, a 13,500 BTU rooftop AC unit, 16,000 BTU furnace, built-in microwave, dual-burner propane stove, and a wet bath.Power Systems:

The rear bed was modified into two bench seats which fold down to convert into a large bed. This allows you to enter and exit through the rear doors. The rooftop A/C was replaced in 2019. The tires were replaced in 2026 and have less than 100 miles driven on them. The chassis battery was replaced in 2026. Solar panels were added to the roof. Rear camera and side cameras were added. The generator was removed but the unit is piped and generator ready if needed.