Airstream Atlas 25RT Class B+ diesel motorhome Std. Model HighlightsRear Twin BedsCross Cabin LavySingle Induction CooktopSwivel Captain's Seats Luxury touring gains a more versatile edge in the New 2027 Airstream Atlas 25RT, a premium Class B+ motorhome that combines Mercedes-Benz performance with a spacious rear-twin layout and impressive exterior storage. Built on the Mercedes-Benz Sprinter 4500 chassis, the Atlas measures 24 feet 9 inches and is powered by a 2.0L high-output turbo-diesel engine producing 208 horsepower and 332 lb-ft of torque, paired with a 9G-TRONIC Plus automatic transmission. With a 12,125-pound GVWR, 15,250-pound GCWR, and towing capacity up to 4,000 pounds, the 25RT delivers confident highway performance along with standard Air Ride suspension and an extensive suite of Mercedes-Benz driver-assistance technology. Inside, the Atlas 25RT is designed around two 76" x 33" rear twin beds, creating comfortable individual sleeping spaces with excellent walk-through accessibility. Premium touches include Ultraleather® seating, matte-finish cabinetry, soft-close doors, signature aluminum trim, power Oceanair window shades, marine-woven flooring, and adjustable LED lighting. The galley features a 6.6 cu. ft. 12V refrigerator/freezer, 1,000-watt induction cooktop, 0.7 cu. ft. microwave, solid-surface countertop, and stainless-steel sink, while the residential-inspired bathroom provides a separate corner shower, porcelain toilet, sink, storage, and upscale fixtures. A standout feature is the rear pass-through garage, providing substantial exterior storage for luggage, outdoor equipment, and travel gear. The 2027 Airstream Atlas 25RT is equally impressive behind the scenes with 6.9 kWh of heated lithium battery capacity, a 3,000-watt pure sine wave inverter, 311-amp secondary alternator, and available 400 watts of solar, while an optional 17.2 kWh Advanced Power Plus system dramatically expands onboard energy storage. A 15,000 BTU Quietstream™ ducted A/C with heat pump, diesel-fired hydronic heating and hot water, and heated fresh and gray tanks support comfortable extended travel. Tank capacities include 23 gallons of fresh water, 31 gallons of gray water, and 27 gallons of waste, while a 14-foot power awning, remote-locking exterior storage, exterior shower, rearview camera, and available hydraulic leveling complete this exceptionally well-equipped luxury touring coach. Reasons to BuyMercedes-Benz Sprinter 4500 chassis with 208 HP and 332 lb-ft of torque delivers refined diesel performance for long-distance touringTwo 76" x 33" rear twin beds provide individual sleeping comfort and excellent walk-through accessibilityRear pass-through garage creates valuable storage space for luggage, camping equipment, and larger adventure gear6.6 cu. ft. refrigerator/freezer, induction cooktop, microwave, solid-surface countertops, and separate shower bring residential-style functionality on the road6.9 kWh heated lithium batteries and 3,000W inverter, with available 400W solar and optional 17.2 kWh Advanced Power Plus, provide substantial onboard electrical capabilityAir Ride suspension, Mercedes-Benz driver-assistance technology, rearview camera, and up to 4,000 pounds of towing capacity enhance comfort and confidence behind the wheelDiesel hydronic heating and hot water, 15,000 BTU ducted A/C, heated tanks, power awning, and premium Airstream craftsmanship make the Atlas 25RT exceptionally well suited for extended luxury travel