2026 Newmar Mountain Aire 3825
New Class A in Grand Rapids, Michigan, 49548
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
MSRP
$874,236
Height
13' 2"
Height (interior)
6' 11"
Length
38' 10"
Width
8' 5"
Dry Weight
41,000 lbs
GVWR
54,000 lbs
Payload Capacity
13,000 lbs
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 Manufacturer
Cummins
Engine Model
Cummins 11.9L, 525HP, 1,695lb-ft torque
Fuel Type
Diesel
Transmission Spec
Allison 6-speed 4000MH
# Awnings
1
# Axles
3
# Doors
1
# Slides
3
Chassis
SpartanK3 tag-axle
# A/C
2
A/C Spec
15K BTU Penguinâ„¢ Heat Pump Central Air Conditioners
2026 Newmar Mountain Aire 3825 Literature
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
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