2020 Airstream Interstate Grand Tour EXT

Overview

The 2020 Airstream Interstate Grand Tour EXT is a premium Class B motorhome built on the Mercedes-Benz Sprinter 3500 chassis with a 170" wheelbase. This extended-length model features Airstream’s legendary aluminum construction, a comprehensive 300W solar system with 2.5kW LPG generator backup, dual LED HDTVs, power rear sofa that converts to a lay-flat bed, and the full suite of Mercedes-Benz driver assistance technology. With approximately 19,000 miles, this coach is ready for touring.

Key Specifications

Chassis & Drivetrain

Chassis: Mercedes-Benz Sprinter 3500
Engine: 3.0L V6 Turbo Diesel
Horsepower: 188 HP / 325 lb-ft torque
Transmission: 7-speed automatic with paddle shifters
Axle Ratio: 3.92
Wheelbase: 170"
Suspension: Air Ride Suspension
Emissions: BlueTEC SCR technology (50 State EPA/CARB compliant)
MPG: 16-18 estimated highway

Dimensions & Weight

Exterior Length: 24 ft 6 in
Exterior Height: 9 ft 8 in (2WD) / 9 ft 11 in (4WD)
Exterior Width: 6 ft 7.7 in
Interior Height: 6 ft 2.25 in
Interior Width: 5 ft 10 in
GVWR: 11,030 lbs
GCWR: 15,250 lbs
UBW: 9,280 lbs (2WD)
OCCC: 1,751 lbs (2WD)
Towing Capacity: Up to 5,000 lbs

Tank Capacities

Diesel Fuel: 24.5 gallons
Fresh Water: 27 gallons (heated)
Gray Water: 21 gallons (heated)
Black Water: 13 gallons
Propane: 14.6 gallons (61.7 lbs)

Key Systems & Features

Electrical & Power

300W Solar Panel - Roof-mounted solar charging
4x 12V AGM Batteries - Deep Cycle Maintenance Free Group 24
1,000W Pure Sine Inverter - Clean power for all AC needs
50 Amp Multi-stage Charger - Efficient battery charging
2.5 kW LPG Generator - Auto Start with Ultra Quiet Resonator
30 Amp Shore Power - 110 Volt service
Touch Screen Energy Management - Electronic controls with touch pad
USB Charging Ports - Throughout the cabin
110V Outlets - Multiple locations

Water System

Fresh Water: 27 gallon tank (12V heated)
Grey Water: 21 gallon tank (12V heated)
Black Water: 13 gallon tank
Tankless Water Heater: 60,000 BTU on-demand continuous flow
Macerator Pump System: Easy waste tank disposal
Exterior Shower: Hot and cold water

Climate Control

Air Conditioning: 13,500 BTU roof-mounted
Propane Furnace: 16,000 BTU
Fantastic Fan: With rain sensor
Heated Tanks: Fresh and grey water (12V)
Privacy Shades: Throughout
Power Window Shades: Convenient controls

Kitchen & Galley

Refrigerator/Freezer: 5.0 cu. ft. fridge / 1.6 cu. ft. drawer freezer (12V)
Drawer Microwave: 1.2 cu. ft.
2-Burner Cooktop: With integrated cover
Dupont Corian Countertops: With backsplash
Sink: With integrated cover
Pantry: Built-in drawers and shelves
Built-in Waste Basket: With paper towel holder
LP Accessory Hook-up: For external grill

Living Space

Power Rear Sofa: Converts to lay-flat bed
Power Ottomans: Adjustable comfort
Ultraleather Seating: Premium upholstery throughout
LED Widescreen HDTVs: Two screens
Modular Solid Surface Table: Versatile workspace
Built-in Work Station: Remote work ready
Signature Aluminum Ceiling & Trim: Classic Airstream styling
Marine Woven Synthetic Flooring: Durable and easy-clean
Adjustable LED Lighting: With under-counter lighting
Rear Cabin Carpet Kit: Black

Bathroom (Wet Bath)

Toilet: Standard
Shower: Full wet bath
Sink: With articulated mirror
Riveted Aluminum Porthole Door: Classic Airstream design
Retractable Clothes Line: Built-in
Towel Rack: Built-in

Cockpit

MBUX Infotainment: Touch screen with Apple CarPlay & Android Auto
Power Heated Seats: Driver and passenger adjustable
Leather Steering Wheel: Tilt & telescopic with paddle shifters
In-Dash Wireless Charging: Cell phone charging pad
Push Button Start: Keyless entry and start
In-Dash Maintenance Monitor: Service tracking
Cockpit Carpet Floor Mats: Premium mats

Safety Systems

Mercedes-Benz Adaptive ESP: Electronic Stability Program
Active Brake Assist: Collision avoidance
Active Lane Keeping Assist: Lane departure prevention
Active Blind Spot Assist: Side monitoring
Active Cruise Control: Adaptive speed control
Active Driver Attention Assist: Fatigue detection
Active Rear Cross Traffic Assist: Backing safety
Traffic Sign Assist: Sign recognition
Front & Rear Parktronic: Parking assist
Rear & Side View Camera: Monitor display
Trailer Stability Assist: Mercedes-Benz towing system
Multiple Safety Airbags: Full airbag system
LP Gas Detector: Safety monitoring
Smoke & CO2 Alarm: Safety monitoring
Fire Extinguisher & First Aid Kit: Emergency equipment

Exterior Features

Full Body Kit: Aerodynamic styling
Alcoa DuraBright Wheels: Premium aluminum wheels
Power Armless Awning: With auto retract
Power Sliding Door: Easy entry
Power Entry Step: At sliding side door
Side Screen Door: Ventilation with bug protection
Power Rear Screen: Rear ventilation
LED Exterior Lighting: Patio, service box, awning, undercarriage
High Performance Headlights: Enhanced visibility
Fog Lamps: Standard
Power Heated Mirrors: All-weather visibility
3M Protective Film: Rear bumper protection
Hidden Hitch Cover: Rear bumper
Locking Service Boxes: Secure storage
Wet Wiper System: Windshield cleaning

Connectivity & Entertainment

LED Widescreen HDTVs: Two screens
TV Antenna: Directional in-motion VHF/UHF
Cable TV Ready: Outlets and hook-ups
Satellite Ready: Pre-wired for satellite dish
5G Antenna: Pre-wired for connected service
E-Call Assist: Emergency calling

Towing

Mercedes-Benz Hitch: Factory tow package
7-Pin Trailer Plug: Standard connection
Brake Control: Pre-wired
Trailer Stability Assist: Mercedes-Benz system
Tow Capacity: Up to 5,000 lbs

Factory Warranty (Original)

Airstream: 3 Years / 36,000 Miles
Mercedes-Benz: 3 Years / 36,000 Miles
Mercedes-Benz Engine: 5 Years / 100,000 Miles
Support: 24/7/365 Roadside Assistance

Service History

Documentation

Status: Coming Soon

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