2026 Newmar Mountain Aire 3825

New Class A in Grand Rapids, Michigan, 49548

$915,400.00
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New 2026 Newmar Mountain Aire 3825 available in Grand Rapids, Michigan
2026 Newmar Mountain Aire 3825 - New Class A For Sale by Midway RV Center in Grand Rapids, Michigan features Slideout
2026 Mountain Aire 3825 by Newmar from Midway RV Center in Grand Rapids, Michigan
New 2026 Newmar Mountain Aire 3825 available in Grand Rapids, Michigan

Unit Specs

  • Stock #905325
  • Year2026
  • ManufacturerNewmar
  • Make Newmar
  • ModelMountain Aire
  • Floorplan3825
  • Floorplan LayoutBath and a Half
    Rear Bath
  • Type Class A
  • ConditionNew
  • Length38' 0"
  • VIN4VZVU1E12TC096233
  • Price $915,400.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisSpartan K3 Tag Axle
  • Engine ModelCummins 11.9L
  • Fuel TypeDiesel
  • Interior ColorCamden, Halstead, Sorrento, Winston
  • Exterior ColorImperial, Nespresso, Thundercloud, Twilight
  • Sleeps4
  • Water Capacity (Fresh)105 gal
  • Water Capacity (Black)60 gal
  • Water Capacity (Grey)80 gal
  • Slideouts3
  • Tow/Hitch Weight15000 lbs

Newmar Mountain Aire Class A diesel motorhome 3825 highlights:

  • Bath and a Half
  • Euro Booth Dinette
  • King Bed
  • Whirlpool Refrigerator
  • Triple Slides

 

This motorhome has everything you need for a comfortable road trip! The master suite has a king bed slide for a good night's rest across from a dresser with a Samsung LED TV and shirt wardrobes on either side. Attached to the bedroom is your very own full rear bathroom which has a 42" x 35" angled shower next to a wardrobe with drawers and a Splendide washer and dryer next to the vanity sink. The chef will have everything they need to prepare delicious home cooked meals including a stainless steel 30" convection microwave with air fryer feature and a Whirlpool 19.7 cu. ft. refrigerator to keep the perishables fresh, plus the half bathroom is by the kitchen for quick bathroom breaks while cooking. Enjoy your meals at the Euro booth dinette (non-sleeper) and relax on the 74" hide-a-bed sofa while watching your favorite movies on the Samsung LED TV on power lift!

 

Explore the world in peak luxury with any one of these Newmar Mountain Aire Class A diesel motorhomes! They are exclusively built on a Spartan K3 tag axle chassis with a 525 HP and 1,695 lb./ft. of torque to make them easy to drive. Their industry-exclusive full paint Masterpiece Finish comes in four different color options each of which will turn heads down the highway. Hydraulic leveling jacks make set up quick and easy, and the fiberglass roof with integrated gutter rail will help to keep water away from your unit. The aluminum-frame sidewalls and roof construction are covered by the gel-coated fiberglass exterior sidewalls, front, and rear caps. You will also find finer amenities, features, and options all throughout the interiors. Come find the best one for you today!

  • Bath and a Half
  • Rear Bath

2026 Newmar Mountain Aire 3825 Features


  • Exterior
    Slideout

2026 Newmar Mountain Aire 3825 Specifications

General

MSRP

$874,236

Dimensions

Height

13' 2"

Height (interior)

6' 11"

Length

38' 10"

Width

8' 5"

Weights

Dry Weight

41,000 lbs

GVWR

54,000 lbs

Payload Capacity

13,000 lbs

Capacities

Fuel Capacity

150 gal

Refrigerator Capacity

19.7 cu ft

Sleep Capacity

6

Water Capacity - Black

60 gal

Water Capacity - Fresh

105 gal

Water Capacity - Grey

80 gal

Engine/Transmission

Engine Manufacturer

Cummins

Engine Model

Cummins 11.9L, 525HP, 1,695lb-ft torque

Fuel Type

Diesel

Transmission Spec

Allison 6-speed 4000MH

Exterior

# Awnings

1

# Axles

3

# Doors

1

# Slides

3

Chassis

SpartanK3 tag-axle

Electrical

# A/C

2

A/C Spec

15K BTU Penguinâ„¢ Heat Pump Central Air Conditioners

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2026 Newmar Mountain Aire 3825 Literature


Seller Info

Midway RV Center

5590 Division Avenue South
Grand Rapids, MI 49548

Member Since 2009

See 217 Reviews

Unit Specs

  • Stock #905325
  • Year2026
  • ManufacturerNewmar
  • Make Newmar
  • ModelMountain Aire
  • Floorplan3825
  • Floorplan LayoutBath and a Half
    Rear Bath
  • Type Class A
  • ConditionNew
  • Length38' 0"
  • VIN4VZVU1E12TC096233
  • Price $915,400.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisSpartan K3 Tag Axle
  • Engine ModelCummins 11.9L
  • Fuel TypeDiesel
  • Interior ColorCamden, Halstead, Sorrento, Winston
  • Exterior ColorImperial, Nespresso, Thundercloud, Twilight
  • Sleeps4
  • Water Capacity (Fresh)105 gal
  • Water Capacity (Black)60 gal
  • Water Capacity (Grey)80 gal
  • Slideouts3
  • Tow/Hitch Weight15000 lbs

Email Seller

Request More Info on this 2026 Newmar Mountain Aire 3825 Offered for sale by Midway RV Center
Midway RV Center
Midway RV Center

5590 Division Avenue South
Grand Rapids, MI 49548

Phone: Click to Call

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New 2026 Newmar Mountain Aire 3825 available in Grand Rapids, Michigan
2026 Newmar Mountain Aire 3825 - New Class A For Sale by Midway RV Center in Grand Rapids, Michigan features Slideout
2026 Mountain Aire 3825 by Newmar from Midway RV Center in Grand Rapids, Michigan
New 2026 Newmar Mountain Aire 3825 available in Grand Rapids, Michigan