# Newmar Mountain Aire 4583

Mountain Aire 4583 is a class a floor plan by Newmar.

## Specs (2021 model year)

| Spec | Value |
| --- | --- |
| Length | 44 ft 10 in |
| Sleeps | 8 |
| Dry weight | 45,200 lbs |
| MSRP | $647,850 |

## Model years

2021. Year-specific specs: `https://rvenvy.com/class-a-motorhomes/newmar/mountain-aire/4583?year={year}`

## Overview

Newmar's reputation for premium construction is on full display in the Mountain Aire 4583. Owners of this diesel pusher routinely describe it as the best coach they've ever owned, pointing to the quiet cabin, meticulous fit and finish, and a ride that belies its size. The Cummins-powered Spartan chassis delivers confident handling and strong pull, which matters when you're moving a coach this substantial. Inside, the luxury interior details set it apart from more utilitarian Class A builds. It's the kind of coach that makes long stretches of highway feel genuinely comfortable rather than just manageable.

## Inventory

No units currently for sale. Search similar inventory: https://rvenvy.com/inventory

Floor plan diagram: https://images.rvenvy.com/d2a057a8699663fab072083b73a8380c7572dcfd9d38e9a238db3aef592555a3/1024.webp

Canonical page: https://rvenvy.com/class-a-motorhomes/newmar/mountain-aire/4583