2018 Newmar Mountain Aire 4553


This one owner, 2018 Mountain Aire 4553 is a Triple Full Wall Slide-Out, Bath and a Half, All Electric Motor Home, powered by a 500hp Cummins ISX Diesel sitting on a Spartan K3 Chassis with a passive steer tag axle, Comfort Drive Steering with Adjustable Air Leveling Control System, ABS and is mated to a Allison MH4000 Transmission.

She looks stunning with her Paloma FBP with her Paloma Décor MA18-250 package, Carmel Glaze Cherry cabinetry, her Polished Aluminum Wheels and has almost $54K in Newmar optional features.

Some of the cockpit and A/V features include Heated Front Seats With Power- Lumbar, Recline, Footrest & Queen Sized Passenger Seat, In-Dash Radio/Cd Player With Harman/JBL 360 Watt Sound System With Subwoofer, Trip Travel Information, Electronic Chassis Information Center In Dash, Cruise Control, Rear View Color Monitor System With Audio, Xite Dash Radio, 7″ Monitor with Rand McNally Navigation, PV360 Camera System, Convex Ext. Chrome Mirrors w/Defrost & Remote Control w/Turn Signal Indicators, WiFi Ranger Skypro Pack Router, Winegard SKM 300, Sirius Radio capability, Winegard Rayzar Automatic Digital Tv Antenna, 40” LED TV on Front Overhead, Sony LED TV & Blu-Ray Disk Player In Living Room (Televator) & Bedroom.

The interior is loaded with creature comforts like Auto Motion Power Window Shades & Lambrequins, Heated Tile Floor In Kitchen, Bathroom, Bedroom & Living Areas, Euro Booth dinette w/2 Folding Chairs, Dormi w/Air mat, 2-recliners, Recessed LED Lights Ceiling & Underneath Overhead Cabinets, High Polished Solid Surface Countertops In Bathroom And Bedroom, All Electric Kitchen (no LP), Induction Cooktop, Convection Microwave, Stainless Steel Whirlpool Residential Refrigerator, Dishwasher in a Drawer, Whirlpool Stacked Washer and Dryer, Premier Sleep Number Mattress, Safe in Bedroom Area, Secondary Multiple Touch Screen In Bedroom, Fantastic Vent With Rain Sensor In Kitchen, Bathroom Areas & Enclosed Water Closet Room, Solid Surface Shower Walls w/Glass Door.

The key technical features include 3 15K BTU Penguin Heat Pump Central Air Conditioners With Remote Control Thermostats, 50K BTU Oasis Diesel Hydronic Heat and Hot Water System, 4 – 6 Volt House Batteries, 50 Amp Electrical Service With Flexible Cord And Automatic Transfer Switch w/Surge Protector, Silverleaf Multiplex Electrical Wiring System, 3000 Watt True Sine Inverter, a 12.5kW Onan Diesel Generator with Auto Start On Low Battery Or Temperature Setting, 10Kw Solar Panel to Charge Chassis Battery, RV SaniCon Turbo Macerator, Power Rewind Reel With 50′ Cord, Hot Water Line to Generator and the Energy Management System

Some of the useful/attractive exterior features are an Entrance Door w/Auto Step, Touch Pad and Doorbell, Hydraulic Leveling Jacks, an Egress Door w/Ladder, Recessed Fuel Fills with cross over to fill from either side, Battery Slide Out Tray, Large Storage Slide Tray, Full Pass through Slide Tray, Stainless Steel Trim on Baggage Doors and Chrome baggage door handles, and Mechanical Lock Arms on Non Hydraulic Slideout Rooms.  The current owner also added after market headlights (incredibly bright), a Wave Pressure Washer and Ceramic Coating.

And for those Outdoor Living moments she has Girard G2000 Power Side Awning With Wind Sensor, Remote Control & Led Lights, 40″ LED TV Exterior Sidewall, Dometic Slideout Covers and LED lights under the DS slideouts.

She is a beautiful, loaded and meticulously maintained example of a premium luxury coach.  Definitely a coach to seriously consider.

Year 2018
Price 350,000
Mfr Newmar
Class A
Model Mountain Aire 4553
Fuel Diesel
Mileage 40,000
Location Madison, MS
Technical Specs
Engine 500 HP Cummins ISX Diesel
Chassis Spartan K3
Transmission Allison MH 4000 6 Speed
Generator 12.5 Kw Onan Diesel
Inverter 3,000W True Sine
Exterior Paloma Graphics
Interior Paloma MA 18-250
Cabinetry Carmel Glazed Cherry
Air Conditioning 3 15KBTU Penguins w/Heat Pumps
Heating 50K Oasis Diesel Hydronic Heat and Hot Water
Trailer Weight 15,000
Length 45
Slides 3
  • Trip Travel Information
  • Heated Floors
  • All Electric Whirpool
  • Dishwasher in a Drawer
  • PV360 Camera System
  • Sirius Radio Capability
  • Winegard SK300
  • XITE Radio w/Rand McNally Nav
  • Whirlpool Washer/Dryer
  • 40” LED Exterior TV
  • 40” LOD in Front Overhead
  • DS Dormi/ODS 2 Recliners
  • Euro Booth Dinette w/2 Fldg Chairs
  • Sleep # Premier Air Mattress
  • LED lights Under DS Slideouts
  • Transfer SW W/Surge Protector
  • Safe in Bedroom Area
  • Hot Water Line to Generator
  • RV Sanicom System
  • Large Storage Tray
  • Pass Thru Storage Tray
  • Stainless Steel Trim on Baggage Door
  • Girard Pkg w/Nova Awnings

Contact Information

Please feel free to contact us with any questions you have regarding this motor home.



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ModelMountain Aire
Floor Plan4553
ClassClass A
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