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King Aire 4558 by Newmar for sale (1 available) | RV Envy

Home
Class A motorhomes
Newmar
King Aire
4558
Inventory

Newmar King Aire 4558 exterior

Newmar King Aire 4558 for sale

1 unit for sale from $1,029,900

Available inventory

Year	Status	Dealer	MSRP	Sale price
2025	used	RV Select – Tampa Tampa, FL	$1,639,360	$1,029,900		Visit listing

RV Select – Tampa
2025·used
$1,639,360$1,029,900

Newmar King Aire 4558 overview

Key facts

MSRP: $1,639,360
Length: 44 ft 11 in
Max weight: 54,000 lbs
Sleeps: 8

Specs

Dimensions

Length: 44 ft 11 in
Height: 13 ft 4 in

Tanks & capacities

Fresh water: 105 gal
Gray water: 80 gal
Black water: 60 gal

Weight & towing

GVWR: 54,000 lbs

Accommodations

Sleeps: 8