# Newmar King Aire 4578

King Aire 4578 is a class a floor plan by Newmar.

## Specs (2022 model year)

| Spec | Value |
| --- | --- |
| Length | 44 ft 11 in |
| Sleeps | 8 |
| Slide-outs | 3 |
| Dry weight | 49,200 lbs |
| GVWR | 54,000 lbs |
| MSRP | $1,372,368 |

## Model years

2022. Year-specific specs: `https://rvenvy.com/class-a-motorhomes/newmar/king-aire/4578?year={year}`

## Inventory

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

Floor plan diagram: https://images.rvenvy.com/0eae4469dd557a379e2b7514ab9e3a5e8e68773b9033dc46ef83de7a60582ab0/1024.webp

Canonical page: https://rvenvy.com/class-a-motorhomes/newmar/king-aire/4578