The 2011 Airstream Interstate 3500 Lounge is a Class B motorhome built on a Mercedes-Benz Sprinter chassis, powered by a 3.0-liter V6 turbo diesel engine. Key features include a rear-lounge sofa bed that converts to a sleeping area, a full galley with a stove, microwave, and refrigerator, and a bathroom with a toilet and shower. It also typically includes amenities like flat-screen TVs, a powered awning, solar panels, and a generator.
Drivetrain and chassis
Engine: 3.0-liter V6 turbo diesel
Horsepower: 188 hp
Transmission: 5-speed automatic
Chassis: Mercedes-Benz Sprinter 3500
Drivetrain: Dually rear axle for better handling and stability
Fuel Capacity: 26.4 gallons
Interior and living
Seating: Swiveling captain's chairs and a rear lounge area for up to eight people
Sleeping: Rear-lounge sofa converts to a bed
Kitchenette (Galley): Flush-mount two-burner stove, combination convection/microwave oven, refrigerator, and Corian countertops
Bathroom: Full wet bath with a toilet and shower
Entertainment: Dual flat-screen TVs with DVD player
Other features: LED lighting, day/night shades, and a pedestal table for dining
Exterior and utility
Awning: Power-operated awning
Solar Power: 50-watt or 100-watt solar power system
Generator: 2.5kW Onan LP generator
Water/Waste: Includes fresh, gray, and black water tanks, with a water heater and a macerator
Towing: Hitch for towing
Lighting: LED lighting
Wheels: 16" Alcoa wheels
Dimensions and capacity
Length: 22' 9"
Interior Height: 74.3 inches
Fresh Water Capacity: 32 gallons
Gray Water Capacity: 27 gallons
Black Water Capacity: 16 gallons
Propane Capacity: 80.1 lbs