2026 Newmar Mountain Aire Class A Diesel Motor Coach

2026 NEWMAR
MOUNTAIN AIRE

Luxury Class A Diesel Motor Coach

New & Used Newmar Mountain Aire RVs For Sale

The 2026 Newmar Mountain Aire redefines luxury motor coaching with its perfect balance of rugged capability and refined comfort. Available now at North Trail RV Center in Fort Myers, Florida, this Class A diesel motor coach is designed for those who crave both adventure and sophistication. Whether you’re navigating mountain roads or cruising interstate highways, the Mountain Aire offers unmatched performance, spacious living areas, and premium amenities that elevate every journey. Visit North Trail RV Center today and experience firsthand the exceptional craftsmanship and innovative features that set the Mountain Aire apart.

Length
Length
38' to 45'
Axles
Axles
3
Floor Plans
Floor Plans
4
Sleeps
Sleeps
UP TO 5

Floor Plans

Mountain Aire Floor Plan 3823

3823

Mountain Aire Floor Plan 3825

3825

Mountain Aire Floor Plan 4118

4118

Mountain Aire Floor Plan 4551

4551

Finishes & Décors

Exterior

Blackthorn Paint Option
Dillon Paint Option
Emmons Paint Option
Fairweather Paint Option

Décor

Camden Interior

Halstead Interior

Sorrento Interior

Winston Interior

Finishes

Chestnut

Summit Maple

Newmar Morel Interior Wood Option

Morel Maple

Sedona Maple

Sable Maple

Summit Maple & Chestnut

Summit Maple & Morel Maple

Summit Maple & Sedona Maple

Summit Maple & Sable Maple

Incredible Features

Built on the Spartan K3 chassis and powered by a Cummins ISX15 605 horsepower engine, the Mountain Aire delivers confident performance and smooth handling across any terrain. Advanced safety technologies including collision mitigation, lane departure warning, and a 360 degree camera system provide peace of mind, while the tag axle and enhanced suspension ensure exceptional stability and a quiet, comfortable ride.

Inside, the Mountain Aire showcases refined craftsmanship with premium finishes, expansive slide outs, and a warm, inviting layout. Residential appliances, integrated smart technology, and high end entertainment elevate everyday living, while the luxurious master suite, spa inspired bathroom, generous storage, and full climate control make extended travel both effortless and indulgent.

Media Gallery

Browse our video and photo gallery to get a closer look at the 2026 Newmar Mountain Aire .

Click on an image to view THE full size version

Newmar Mountain Aire Inventory in Fort Myers, Florida

2026 Newmar
Mountain Aire 4118

Stock: 16478
Condition: New
Status: Sale Pending
Type: Class A
Fuel: Diesel
Floor Plan: 4118
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2026 Newmar
Mountain Aire 4551

Stock: 16408
Condition: New
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 4551
MSRP
$972,831
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2026 Newmar
Mountain Aire 3825

Stock: 16560
Condition: New
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 3825
MSRP
$918,844
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2026 Newmar
Mountain Aire 3825

Stock: 16658
Condition: New
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 3825
MSRP
$960,581
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2026 Newmar
Mountain Aire 4118

Stock: 16662
Condition: New
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 4118
MSRP
$936,315
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2026 Newmar
Mountain Aire 4118

Stock: 16720
Condition: New
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 4118
MSRP
$957,711
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2025 Newmar
Mountain Aire 4118

Stock: 16583-1
Condition: Used
Status: Sale Pending
Type: Class A
Fuel: Diesel
Floor Plan: 4118
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2022 Newmar
Mountain Aire 4535

Stock: 19247-1
Condition: Used
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 4535
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2022 Newmar
Mountain Aire 4118

Stock: 55327-0
Condition: Used
Status: RV for sale
Type: Class A
Fuel: Diesel
Floor Plan: 4118
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2021 Newmar
Mountain Aire 4551

Stock: 15842-1
Condition: Used
Status: Sale Pending
Type: Class A
Fuel: Diesel
Floor Plan: 4551
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