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New 2026 Newmar Mountain Aire 3823

Class A Diesel|Phoenix, AZ| Stock# 333969

MSRP: $910,325

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Experience the pinnacle of luxury and comfort with the 2026 Newmar Mountain Aire 3823. This exquisite RV, built on a robust Spartan K3 chassis and powered by a mighty Cummins I6 Diesel Pusher engine, delivers an impressive 525 horsepower, ensuring a smooth and powerful journey. With a generous length of nearly 39 feet and four slides, this RV offers an expansive living space perfect for family adventures or entertaining guests.

Inside, the thoughtfully designed floorplan features a front living area with plush seating, including a jackknife sofa and a hide-a-bed, making it ideal for relaxing or accommodating up to six sleepers. The center kitchen is a culinary delight, equipped with a full-size electric refrigerator, convection cooking, and a two-burner cooktop, ensuring you can prepare gourmet meals on the go. The rear bedroom offers a luxurious king-sized bed and ample storage, providing a serene retreat after a day of exploration. With a powered retractable awning, washer/dryer prep, and a host of other premium amenities, the Mountain Aire 3823 is your perfect home away from home.

For more details and to see this stunning RV in person, visit your nearest General RV Dealership Location.

Specifications

RV Details

  • Sleeps6
  • Slides4
  • Length38 ft. 10 in.
  • Width8 ft. 6 in.
  • Height13 ft. 2 in.
  • Dry Weight41000 lbs.
  • GVWR54000 lbs.
  • VIN4VZVU1E11TC096014

Tanks & HVAC

  • Fresh Water1 Tank(s) | 105 gal.
  • Black Water1 Tank(s) | 60 gal.
  • Gray Water1 Tank(s) | 80 gal.
  • HeatAutomatic

Appliances

  • Awnings2 | Powered Retractable Awning
  • BedsKing (x1), Convertible (x2)
  • ShowerPlastic / Glass
  • RefrigeratorFull-Size
  • Cooktops | Microwave2 | Yes
  • Washer/Dryer PreppedYes
  • Axles | Tire Size365/70R 22.5

Vehicle Details

  • FuelDiesel | 150 gal.
  • Torque1695 ft-lbs.

All Amenities

King bed
Convertible beds
Convection cooking
2 cooktop burners
Washer/dryer
Center kitchen
Front living area
Center bath
Rear bedroom
Full-size electric refrigerator
Powered retractable awning
Automatic heater
Cummins I6 Diesel Pusher engine
Spartan K3 chassis
4 slides
Hide-a-leaf dinette
Jackknife sofa
Theater seating with TV on power lift

General RV works hard to ensure the accuracy of all its listings however we are not responsible for any misprints, typos, or errors found in our website pages. Manufacturer-provided pictures, specifications and features may be used as needed. Inventory shown may be only a partial listing of the entire inventory. Please contact us at 888-436-7578 for availability as our inventory changes rapidly.

*All RV prices exclude tax, title, registration and fees, including documentary service fees. All payments are with approved credit through dealer lending source. Advertised monthly payment is based on 20% cash down, plus tax, title, registration and fees, at 7.99% APR for 96 months on finance amounts under $10K, at 7.99% APR for 144 months on finance amounts from $10K to $25K, at 7.99% APR for 180 months on finance amounts from $25K to $50K, and at 7.99% APR for 240 months on amounts over $50K. $79 monthly payment based on purchase price of $9,999 with 20% down at 8.24% APR for 218 months. $399 monthly payment based on purchase price of $69,995 with 25% down, at 6.99% APR for 240 months. For select models only. Rate and payments are subject to change at any time. Conditions apply. See dealer for details.