New 2026 Thor Motor Coach Aria 4000 Motor Home Class A - Diesel

full wall slide; trifold sofa; over cab bunk
Bunk Beds Video Tour 2 Bathrooms
Floorplan Title
2026 4000 Features and Options

The 2026 Aria 4000 is engineered for long-distance exploration. Its diesel-powered performance delivers smooth handling and confident towing, whether you’re cruising coastal highways or navigating mountain passes. With a sturdy chassis and advanced suspension system, every mile feels stable and controlled—so you can focus on the journey ahead.

Luxury Living on the Road

Step inside and discover a refined interior crafted for comfort during extended travel. The Aria 4000 offers:

  • Spacious full-wall slide-outs that maximize living space

  • Residential-style furnishings for relaxing after a day of exploring

  • A fully equipped kitchen with premium appliances for cooking on the go

  • A private master suite with ample storage for life on the road

  • A spa-inspired bathroom designed for convenience and comfort

Every detail is thoughtfully designed to make your motorhome feel like a true home base, no matter where your travels take you.

Built for Extended Adventures

Travel farther and stay longer with features tailored for independence:

  • Large freshwater and holding tank capacities

  • Efficient climate control for all-season travel

  • Ample exterior storage for gear, luggage, and outdoor essentials

  • Integrated technology systems to keep you connected wherever you roam

Whether you're parked at a scenic national park or enjoying a quiet lakeside retreat, the Aria 4000 supports a self-sufficient, flexible travel lifestyle.

Modern Technology & Connectivity

Stay in control and connected throughout your journey with intuitive digital controls, smart monitoring systems, and entertainment options. From navigation to climate settings, everything is designed to simplify life on the road.

Designed for the Journey

The 2026 Thor Motor Coach Aria 4000 isn’t just about getting from point A to point B—it’s about embracing the freedom of travel. Wake up to new views, explore hidden destinations, and create unforgettable memories, all from the comfort of a luxury motorhome.

Available Now

Start your next adventure today with the 2026 Thor Motor Coach Aria 4000, available at LazyDays powered by Campers Inn. Contact your local dealership to schedule a walkthrough and see how this exceptional motorhome can transform the way you travel.

 
What Our Customers Are Saying

Great Experience

Awesome experience. Shawn was great and super helpful, very knowledgeable and made things very easy and quick. - Christopher
Price: $441,350
You Save: $111,355
Sale Price: $329,995
Campers Inn
Location: Tampa, FL
Stock# 111149
Location: Tampa, FL
Stock# 111149
Chassis: Freightliner XC-R
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2026 4000 Specifications
Sleeps 9
Slides 3
Length 41 ft 1 in
Ext Width 8 ft 5 in
Ext Height 12 ft 6 in
Int Height 7 ft
Hitch Weight 10000 lbs
GVWR 35320 lbs
Fresh Water Capacity 91 gals
Grey Water Capacity 70 gals
Black Water Capacity 51 gals
Tire Size 275/80R 22.5
Furnace BTU 40000 btu
Fuel Type Diesel
Miles 1189
Engine Cummins ISB-XT 6.7L
Chassis Freightliner XC-R
Horsepower 360 hp
Fuel Capacity 100 gals
Wheelbase 284 in
Number Of Bunks 3
Available Beds King Tilt-A-View
Torque 800 ft-lb
Refrigerator Type Double Door Residential w/In Door Water and Ice
Convection Cooking Yes
Cooktop Burners 2
Shower Size 52" x 30"
Number of Awnings 1
LP Tank Capacity 105 lbs
Water Heater Type Tankless
AC BTU 30000 btu
Basement Storage 240 cu. ft.
TV Info Cab 32" LED Smart TV, LR 50" LED Smart TV, BR 32" LED Smart TV, Ext. 40" LED TV
Awning Info 20' Power Lateral Arm with LED Lighting
Washer/Dryer Available Yes
Gross Combined Weight 45320 lbs
Shower Type Shower w/Seat
Electrical Service 50 amp
VIN 4UZACHFC2TCWU1189
Motorhome Class A Inspection Checklist - Click to Learn More
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