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Contact Information

RV Details

  • Price: $49,900
  • Year: 2014
  • Model: KING AIRE 4584
  • Listing ID: 7082042
  • Partner ID: 5042154776
  • Posted On: Sep 18, 2026
  • Updated On: Sep 18, 2026

Description

Please contact me only at: 308-222-3537 . I don't check my trader account very often!

The 2014 Newmar King Aire 4584 is a premium, bath-and-a-half luxury Class A diesel pusher. Built as Newmar's flagship model, it features a full driver-side wall slideout alongside two passenger-side slideouts to maximize living space.

Dimensions & Capacities
Length: 44 feet 11 inches (539 inches)Width: 8 feet 5.5 inches (101.5 inches)Exterior Height: 13 feet 4 inches (160 inches)Interior Height: 7 feet 0 inches (84 inches)Wheelbase: 292 inchesFresh Water Capacity: 140 gallonsGrey Water Capacity: 80 gallonsBlack Water Capacity: 60 gallonsPropane Capacity: 22 gallons (93.3 lbs)

Chassis & PowertrainChassis: Spartan K3 Tag AxleEngine: 15.0L Cummins ISX turbocharged inline-6 dieselOutput: 600 horsepower & 1,950 ft-lbs of torqueTransmission: Allison 6-speed automaticSteering: Comfort DriveTM steering system with power column adjustBrakes: Full air brakes with ABS and standard engine exhaust brakeFront Tires: Michelin 365/80R 22.5Rear/Tag Tires: Michelin 315/80R 22.5

Weight RatingsGross Vehicle Weight Rating (GVWR): 54,000 lbsApproximate Dry Weight: 46,900 lbsCargo Payload Capacity: 7,100 lbsTowing Capacity: 15,000 lbs (equipped with a 2-inch hitch receiver)

Construction & Climate ControlFrame & Insulation: Aluminum-frame sidewalls and roof (16" on center) with Polar Pak R19 batting insulation in the roof. 5/8" foam insulation laminated into the walls and ceiling.Exterior: Gelcoated fiberglass sidewalls with molded front and rear caps, power lock arms on all slideouts.Air Conditioning: 3 roof-mounted units totaling 45,000 BTUsHeating: Hydronic zone heating system (Oasis / Aqua-Hot equivalent) producing 50,000 BTUs

Key Interior & Electrical AmenitiesLayout: Master bedroom suite with a King-size Sleep Number bed, attached full bathroom featuring a solid-surface double vanity, custom-glass shower with a teak seat, and a large rear closet. A convenient half-bath sits mid-coach.
Appliances: Residential double-bowl kitchen sinks, central vacuum system, and a stacked two-piece washer/dryer
Flooring: Premium polished porcelain tile paired with select carpeted slideout accents
Electronics: Sony LED HDTVs with Blu-Ray players, integrated GPS navigation, and a rear-view safety video camera
Power: 12.5 kW Cummins Onan diesel generator on a power slideout tray, pure sine wave inverter, solar prep, and automatic hydraulic leveling jacks

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