2018 Newmar Mountain Aire 4553, 45' Bath and Half, 2018 Clearance!!

New Diesel Pusher in Winter Garden, Florida 34787

$625,956.00 Make Offer

Custom Upgrades!!

Custom Ashford Exterior Paint from the King Aire Series, King Aire Porcelain Plank Flooring throughout, Essex Solid Surfaces and Counter Tops, Essex Soft Buttery Leather!, Essex Wall Vinyl throughout! And Of Course, This Coach is Loaded!

45’ Luxury Coaches sitting on Newmar Spec beefed up Spartan K3  Passive Rear Steer Tag Axle Chassis with Comfort Drive.

500 HP ISX Cummins with the Massive Allison 4000 Series Transmission. Oversize Tires… and Huge CCC! Please compare before you buy.


Full Wall HWH Hydraulic Slides!


Equipped with State of the Art Electronics and Safety Enhancement, such as On Guard Collision Avoidance with Adaptive Cruise Control.

PV360 Camera Systems, Xite Radio with Factory Nav., Trip Travel Information!


Climate Control and Comforts:


Electric Heated Porcelain Tile Flooring, Oversized Low-Profile Roof AC's with Heat Pumps, Diesel Fired Hydronic System, Power Baggage Door Locks with Keyless Entry, Power MCD Shades, Sleep # Premier Air Mattress, ETC.


Upgraded Appliances:


"All Electric" Coach with Over-sized Residential Refrigerator, Dishwasher, Washer / Dryer, Large Convection Microwave, Induction Cook Tops, 12.5 Onan Generator, Large Inverter and Energy management system, Upgraded Entertainment with Exterior Entertainment systems, Basement Freezer, Frig, Basement Slide Trays, Rayzar Digital TV Antenna, Multi SAT Dish Prepped., Additional Girard Awnings with Nova Upgrades, Power Girard Window Awnings, Girard Slide Cover Awnings!!


Upgraded Cabinetry, Furniture and Flooring;


Top Shelf Hardwoods, "Leathers", Flooring Material and Install!!


Platinum Service and Parts Center:

One of Newmar’s Top Service Centers.

We are a Big Coach Store with Big Coach Master Techs and Big Coach Parts Department.


Luxury Coaches are what we do!!


Parts and Accessories:


Bike Lifts, SAT Systems, Towing and Braking Systems, Custom Lighting, ETC...


**Request Factory Sticker from Our Sales Department**

      **Listed Equipment is for Most of our Vehicles**

Seller Info

Independence RV Sales

12705 W. Colonial Drive

Winter Garden, Florida 34787

877-580-2789 Request More Info

Unit Specs

  • In Stock 
  • Stock #9407
  • Year2018
  • ManufacturerNewmar
  • Make Newmar
  • Model Mountain Aire
  • Floorplan4553, 45' Bath and Half, 2018 Clearance!!
  • Type Diesel Pusher
  • ConditionNew
  • Mileage1,174 miles
  • Length45' 0"
  • Price$625,956.00 Make Offer
  • ChassisSpartan K3
  • Engine ManufacturerCummins 500 HP ISX
  • Engine Model500 HP ISX Cummins
  • Fuel TypeDiesel
  • Transmission SpecElectronic Allison 4000 Series
  • Interior ColorSeville w/King and Essex Upgrades
  • Exterior ColorCustom Ashford (from King Aire)
  • Sleeps4
  • Air Conditioners3
  • A/C Spec15K w / Heat x 3
  • Slideouts3
  • Tow/Hitch Weight15000
  • StatusAvailable

Request More Info

Independence RV Sales

12705 W. Colonial Drive
Winter Garden, Florida 34787

Phone: 407-391-1325
Toll-Free: 877-580-2789
Fax: 407-573-0127