First Look: 2021 Airstream Interstate Grand Tour

2021 Airstream Interstate Grand Tour

The Airstream Interstate line has been the #1 best-selling Class B diesel motorhome for the past six years, and there’s a good reason for that. Mercedes-Benz’s reputation for the best safety features along with Airstream’s best-in-class luxury features make the Interstate a one of a kind Class B motorhome. The Interstate line is offered in 3 floor plan options that include the Interstate 19, Lounge, and Grand Tour. Below we will take a closer look at the features and amenities on the 2021 Grand Tour floor plan.


Airstream’s partnership with Mercedes-Benz brings the very best in safety and convenience features, that paired with Airstream’s high standards for quality make for one of the best all-around Class B motorhomes available today. The 2021 Interstate Grand Tour is built on the proven Sprinter VS30 chassis and comes standard with 50+ best-in-class features. From rear- and side-view cameras to driver-assist features, the Interstate will not only get you to your destination in comfort but also safe and sound.

The 3.0L V6 Turbo Diesel engine provides a great blend of power and fuel efficiency, with most Interstate owners averaging 18+ miles per gallon highway. With an exterior height of 9′8″ (9′11″ 4WD) and overall length of 24′6″  the Interstate allows you to go places most larger RVs can’t.

Floor Plan

The Interstate Grand Tour floor plan brings all of the comforts and amenities of home no matter where you go. The Grand Tour sleeps 2 people and includes features such as a large galley, spacious sleeping arrangements, a cleverly designed bathroom, and much more. The Grand Tour also has a work station located behind the driver seat, allowing you to continue working when away from home.

Cab Conveniences

The cab area if the Interstate includes many of the same features and systems you’d expect to find in a Mercedes-Benz car. An array of driver-assist features such as Blind Spot Assist, Brake Assist, Cruise Control Assist, Lane Keeping Assist, and more will give you the confidence knowing you have the very best when it comes to safety.

The Interstate also features the MBUX (Mercedes-Benz User Experience) Infotainment System. This system has many innovative features such as touchscreen, wireless charging, USB connections, Apple CarPlay, Android Auto, GPS navigation, and more. In addition to touching the screen, you can pinch, swipe, and use other motions just like your smartphone.


The highly capable and spacious galley in the Grand Tour features a stainless steel sink, microwave, and two-burner cooktop—allowing you to conveniently and comfortably cook a meal even when you’re far away from home. The galley is finished with beautiful Corian® countertops and high-quality cabinetry handcrafted from fine woods imported from Italy.

Sleeping Accommodations

The Grand Tour floor plan sleeps two people and is designed for long-term trips. The spacious sleeping accommodations will be sure to suit your needs no matter where your adventures take you. Powered sofa and ottomans easily convert with the push of a button to create a large bed in the rear of the coach. The sofa features a supple and soft, yet durable and strong Ultraleather material. The Ultraleather is easy to clean, pet-friendly, and won’t scratch or stain.


The Bathroom is designed to make use of every inch of the limited space by combining the bathroom and shower, also known as a wet bath. The European-style bathroom neatly houses a sink, shower, toilet, and a retractable clothesline. With 27 gallons of fresh water and a Tankless Water Heater, you will be able to enjoy continuous hot water in the shower.

If you have any questions or would like more information about the 2021 Airstream Interstate, give us a call at 1-800-265-9019. You can also view our Current Inventory to see all of our Airstream models.