Newmar Essex Motor Home Class A - Diesel

The Essex Class A diesel motorhome by Newmar comes to you with remarkable craftsmanship and luxury features throughout for a resort-like stay. The industry-exclusive full-paint Masterpiece Finish gives this coach a mirror-like exterior you won't find with the competition, plus there are four interior decor options and four wood options to put your own touch on it. 


The cockpit is every captains dream with its Comfort Drive adaptive steering, heated front seats, and long list of safety features, like the Mobileye lane departure system and OnGuard collision mitigation technology. You will be able to feel the power behind the 605-horsepower diesel engine that is built on a Spartan K3 chassis, and the STAR foundation provides durability and strength. Each model includes up-to-date luxury features, such as super polished solid surface countertops, Sable Maple hardwood cabinets with raised panel doors, plus tile floors in the kitchen, bath, bedroom, and living area.


Make every trip a luxurious getaway with the Essex Class A diesel motorhome by Newmar!

Showing 1 - 4 of 4
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Motor Home Class A - Diesel

  1. Floorplan - 2017 Newmar Mountain Aire 4533
    Bath and a Half, Rear Bath
    • Length: 44 ft 10 in
    • Weight: 47200 lbs
    • Slides: 3
    • Sleeps: 5
  2. Floorplan - 2017 Newmar Mountain Aire 4533
    Bath and a Half, Rear Bath
    • Length: 44 ft 10 in
    • Weight: 47200 lbs
    • Slides: 3
    • Sleeps: 5

    2 Available Now!

  3. Bath and a Half, Rear Bath
    • Length: 44 ft 10 in
    • Weight: 46700 lbs
    • Slides: 3
    • Sleeps: 5

    1 Available Now!

  4. Floorplan - 2017 Newmar Mountain Aire 4533
    Bath and a Half, Rear Bath
    • Length: 44 ft 10 in
    • Weight: 47300 lbs
    • Slides: 3
    • Sleeps: 5
Showing 1 - 4 of 4
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Essex Features:

Standard Features (2024)


Exterior Features

  • Full-Paint Masterpiece Finish™ with Cut & Buff and Nano Shield Protection on Front Cap
  • Convex Exterior Chrome Mirrors with Remote Control, Defrost, Turn Signals and Side View Cameras
  • Chrome Power Baggage Door Locks, Keyless Entrance Door with Touch Pad& Door Bell
  • Entrance Door with Automatic Step
  • Rear Hitch for Towing Car
  • Assist Handle at Entrance Door
  • Dual Latched Front Entrance Door with Power Flush Stepwell Cover
  • Mud Flaps
  • Rear Protective Tow Guard with Stainless Steel Newmar Letters
  • Undercoating
  • Hydraulic Leveling Jacks
  • Stainless Steel Exterior Trim Pieces and Entrance Door Kick Panel
  • Hammock Backer
  • Storage Bins in Pegboard Compartment
  • Holding Tank Levels Displayed in Exterior Water Works Compartment


  • Patio Hammock Package
  • Stainless Steel Trim Kit for Exterior Compartment Doors
  • Flag Pole Bracket
  • Storage Tray 26" x 90" Power with Shelf in Top of Compartment, Location-Bay 2*
  • Storage Tray 26" x 91" Non-Power with Shelf in Top of Compartment, Location Bay 2*
  • Storage Tray 39" x 56" Non-Power, Location-Bay 4*
  • Storage Tray 40 X 90 Power with Shelf in Top of Compartment, Location-Bay 3
  • Storage Tray 42 X 91 Non-Power with Shelf in Top of Compartment, Location-Bay 3

Construction Features

  • Fiberglass Roof and Integrated Gutter Rail
  • Gelcoated Fiberglass Exterior Sidewalls, Front and Rear Caps
  • Aluminum-Frame Sidewalls & Roof Construction, 16" on Center
  • 5/8" Foam Insulation Laminated in Sidewalls & Ceiling
  • Polar Pak R19 Batten Insulation on Roof
  • Automatic Mechanical Lock Arms on Non Hydraulic Slideout Rooms-Paddle Style
  • Egress Door with Ladder System

Chassis Features

  • Air Leveling Control System
  • Alcoa Dura-Brite Aluminum Wheels
  • Automatic High Beam Headlights
  • Electronic Chassis Information Center in Dash
  • Electronic Stability Control
  • Cummins Connected Diagnostic System
  • Cruise Control
  • Comfort Drive™ Steering with Power Column &Adjustable Control
  • Recessed Fuel Fills with Crossover to Fill from Either Side
  • Back-Up Alarm
  • Anti-Lock Braking System
  • Chassis Battery Disconnect
  • Automatic Headlights On/Off
  • Push Button Engine Start
  • Glass Dash Instrument Panel
  • On Guard Collision Mitigation Adaptive Cruise System with Adj. Following Distance Control on Freightliner and Spartan Chassis
  • Tire Pressure Displayed on Glass Dash
  • Memory Settings for Driver Seat Pedals, Steering Column & Mirrors
  • Mobile Eye Displayed on Digital Dash via Xite Radio Interface 
  • Mobile Eye Lane Tracking and Lane Departure Warning System
  • Power Tilt & Telescope VIP Smart Steering Wheel
  • Sparten, K3, Tag Axle, 605Hp
  • Steering Wheel Nine Function Switch Pod in Center on Spartan® Chassis
  • Tank Dump Side Tilt Mode
  • Trailer Tow Mode
  • Valid Digital Glare Free Dash
  • Valor Generation 3 TPMS System


  • Curt Spectrum Integrated Brake Control on Spartan Chassis Only

Windows, Awnings, & Vents Features

  • Frameless Double-Pane Tinted Safety-Glass Windows
  • Fantastic® Vent with Rain Sensor with Hardwood Louvered Cover in Kitchen, Bathroom & Enclosed Stool Room
  • Large Non-Ventilated Living Room and Dinette Windows
  • One Piece Tinted Windshield
  • Driver Side Power Window
  • Girard® Two Nova Side Awnings with Window Sensor, Remote Control and LED Lights
  • Girard® Slideout Covers, Entrance Door and Power Window Awnings


  • Kitchen Window

Air Conditioning & Heating Features

  • Three 15M Penguin™ Heat Pump Central Air Conditioners with Remote Control Thermostat
  • Chinook Dual Loop Heat with Continuous Hot Water
  • Dash Heater and Air Conditioner
  • Driver & Passenger Dash Overhead Ventilation System
  • Roof Air Conditioning Drainage System
  • Electric Radiant Heat Installed Below Main Floor Tile

Electrical Features

  • 12.5 Kw Cummins Onan® Diesel Generator with Auto Changeover on Hydraulic Slide Out Tray
  • 10 Watt Solar Panel to Charge Chassis Battery
  • 50 Amp Electrical Service with Flexible Cord with Automatic Transfer Switch
  • Battery Disconnect Switch for House Battery
  • Lithium Ion 640 AHR Battery System with Two 3000 Watt True Sine Inverters
  • 12 Volt Auxiliary Receptacle on Dashboard
  • Emergency Engine Start Switch
  • Engine Block Heater
  • Exterior Security Lights
  • Midship Side Turn Signals
  • LED Lights Recessed in Ceiling and Underneath Overhead Cabinets
  • Accent Lights in Feature Ceiling, Lambrequins, Kitchen, Bed Base, Fascia Trim & Under Dash
  • Reading Lights at Head of Bed-Dimmable with Adjustable Aim
  • Lighted Vanity Mirrors
  • Manually Operated Hold-to-Run Slideout Switch
  • Automatic Generator Start on Low Battery or Temperature Setting
  • Cable TV Connection
  • Interior Courtesy Lights
  • USB Outlet at Dash for Driver Use
  • 110 Volt/USB Outlet at Head of Each Bunk Area*
  • 110 Volt Recept in Bed Overhead with Two Pass-through Ports
  • KIB Touch Screen Interior Light and Shade Controls
  • Power Rewind Wheel with 50’ Cord*
  • Secondary Multiple Touch Screen in Bedroom
  • SilverLeaf Multiplex Electrical Wiring System
  • Solar Prep with Six Gauge Wire from Roof to House Battery Compartment
  • Spare Fuses in Chassis and House Fuse Panels
  • LED Lights Installed Under Door Side Slideouts
  • LED Lights in Exterior Storage Compartments on Automatic Switches
  • Exterior LED Accent Lights Above Rear Tow Guard
  • LED Docking Lights with Stainless Steel Trim
  • Rear Hitch Docking Light
  • Wireless Charging Mat Built into Passenger Console
  • High Power USB Charger at Dinette & Bedroom Nightstand
  • Wireless Charging Mat into Dash and Nightstand Tops
  • Transfer Switch with Surge Protector
  • Dash Radio, Cameras and Monitors to Power-up from Both House Batteries and Ignition


  • Four Flexible 100 Watt Solar Panels on Roof
  • 30 Amp/120 Volt Cord Connection for Stacker Trailer
  • LED Strip Lighting Installed Under Off Door Side Slideouts
  • Roof Mounted Spot Light

Plumbing & Bath Features

  • Demand Water System
  • Sewage Holding-Tank Rinse
  • Dometic® Concerto Electric Flush or Macerator Stool*
  • Full Tiled Shower Walls and Floor with Glass Door
  • Fold Down Shower Seat
  • Assist Handle in Each Shower
  • Water Filter for Entire Unit
  • Exterior Convenience Station with Hot/Cold Water, Soap and Towel Dispenser
  • Auto Fill for Fresh Water Tank
  • Bladder Tank for Water Pump System
  • Power Water Hose Reel
  • Aqua Miser Shower System
  • Hot Water Line to Generator Area*
  • Manibloc Plumbing System
  • Dump Valves Power for Holding Tanks


  • RV Sanicon Turbo System

Cabinets & Furniture Features

  • Sable Maple Hardwood Cabinets with Raised Panel Doors with Matte Finish
  • Concealed Hinges on Cabinet Doors
  • Super Polished Solid Surface Countertop in Kitchen with Under Mounted Stainless Steel Sink and Sink Covers
  • Super Polished Solid Surface Countertop in Bathroom and Bedroom
  • Lifts on Bed Top
  • Passenger Seat Work Station
  • Pullout Pantry Shelves with Travel Latch*
  • Pantry Electric Door Travel Lock System
  • Pantry with Space for Serving Trays/Bakeware
  • Drawers with Dove Tail Sides with Self-Closing Full Extension Ball Bearing Guides
  • Soft-Close Cabinet Doors
  • Unitized Cabinet Construction with Full Overlay Doors
  • Villa Ultra Leather Sofa and Driver/Passenger Seats with Integrated Seatbelts
  • Air Cooled Driver/Passenger Seats
  • Heated Front Seats with Power-Lumbar, Recline, Footrest & Queen Sized Passenger Seat
  • Cedar Paneling in Bedroom Wardrobe
  • Extended Rotation Concealed Hinge for Washer/Dryer Cabinet Door
  • Side Folding Hide-A-Bed Sofa with Gel Mattress*
  • R5 Radius Corner Air Mattress
  • Full Height Wardrobes Beside Lav*
  • Molded Silverware Divider Tray
  • Dinette Euro Booth with Two Table Leaves and Two Folding Chairs


  • Driftwood Glazed Maple Hardwood Cabinets with Mitered Raised Panel Doors-Ultra High Gloss or Matte Finish
  • Sedona Glazed Cherry Hardwood Cabinets with Raised Panel Doors- Ultra High Gloss or Matte Finish
  • Pearl Glazed Maple Cabinets with Raised Panel Doors-Painted
  • Sable Maple Hardwood Cabinets with Raised Panel Doors-Ultra High Gloss
  • Power Extenda Flex Dinette
  • U-Dinette with Power Adjusted Table
  • Euro Booth Dinette with Two Table Leaves and Two Folding Chairs
  • Combination Desk/Dinette with Buffet Table, Two Fixed/Two Folding Chairs
  • Two Recliners with Lampstand and Reading Lights
  • Driver Seat with Massage Feature
  • Passenger Seat Massage Feature
  • Overhead Cabinet Above Dinette
  • Overhead Cabinet in Dinette/Living Room Slideout
  • Theater Seating 84” Powered
  • Theater Seating 87” Powered
  • One Ottoman

Standard Appliances

  • Air Horns
  • Bosch® 21.6 Cf Stainless Steel Refrigerator
  • Bosch® 30” Stainless Steel Convection Microwave
  • Splendide® Two-Piece Stacked Washer and Dryer
  • Dometic 3.0 Cf Freezer on Pullout Tray in Exterior Baggage Compartment
  • Storage Shelf above Freezer
  • Central Vacuum with Tool Kit
  • Bosch® All Electric, Flush Mount Induction Cooktop with Three Burners


  • Dishwasher in Drawer with Wood Panel Front
  • Beverage Center with Wine Cooler and Stemware Rack

Interior Features

  • Designer Feature Ceiling and Cathedral Ceiling with Added Height on Rear Bath Floorplans*
  • Tile Floor in Kitchen, Bathroom, Bedroom and Living Area
  • Auto Motion Power Shades and Lambrequins
  • Auto Motion Power Shades for Windshield and Driver/Passenger Side Windows
  • Trim Ring Hardwood around Windows
  • Hardwood Raised Panel Interior Passage Doors
  • Flush Handles on Swinging Bath Doors
  • Maximized Shoe Storage Shelves Recessed into Rear Cap Wardrobe
  • Shoe Storage Pull-Out in Rear Wardrobe
  • Interior Assist Handle at Main Entry Door
  • Fitted Non-Quilted Bedspread with Accent Pillows
  • Safe Located in Bedroom Wardrobe
  • Waste Basket in Kitchen Base Under Sink

Audio & Video Features

  • Samsung LED TV in Living and Bedroom Areas* (TV Sizes Vary Per Floorplan)
  • Samsung 50” 4K LED TV on Televator in Living Area*
  • Samsung 43” 4K LED TV in Front Overhead
  • Bose® 500 Subwoofer
  • Bose® 900 Sound Touch Soundbar in Living Room
  • Bose® Bedroom Speaker
  • Dash Radio with Touch Screen Navigation, Dual Monitors, Harman/JBL 360 Watt Sound System & Subwoofer
  • Internet Connectivity for Remote Access to Motorhome
  • Samsung® Tablet with Control of AV Equipment, Lights, Shades, Keyless Entry & SilverLeaf App
  • Winegard Rayzar Automatic Digital TV Antenna
  • Satellite Dish Prep on Roof
  • Radio SiriusXM® Capability with Antenna (Does Not Include Monthly Subscription)
  • TV Jack and 110 Volt Recept in Door Side Exterior Storage Compartment
  • Cat 6 TV Cables
  • Infra-Red Repeater System to Operate Audio/Visual Components
  • WiFi Ranger Denali/Spruce LTE
  • Xite HD 360 Camera System with Predictive Grid Lines and Tri-View Rear Camera
  • Xite Dash Radio with Apple Car Play, 10” Duel Monitor with Nav-N-Go Navigation System
  • 10 Bc Fire Extinguisher, Smoke Detector, Propane and Carbon Monoxide Detector


  • Exterior Entertainment Center in Sidewall with Samsung 43” 4K LED TV and Bose Soundbar
  • Exterior Entertainment Center in Storage Compartment with Samsung 43” 4K LED TV & Bose® Soundbar
  • Extra Monitor on Passenger Side
  • Security System
  • Universal Toll Module
  • Rear Camera (2) Prep for Use with Stacker Trailer
  • Wifi Ranger Denali/Spruce Lte
  • Winegard Automatic Open Face Satellite Dish-For Dish HD & Bell HD TV
  • Winegard Automatic Open Face SWM Satellite Dish-for Direct TV Std/HD & In-Motion Direct TV Std, Dish Std/HD
  • Winegard Automatic Open Face Satellite Dish & Winegard In-Motion for Dish Network
  • Winegard Automatic Open Face Satellite Dish for Direct TV
  • Winegard In-Motion Dome Satellite Dish-for Dish Std/HD, Direct TV Std. & Bell Canada

*Check with dealership on floor plan availability

See us for a complete list of features and available options!

All standard features and specifications are subject to change.

All warranty info is typically reserved for new units and is subject to specific terms and conditions.  See us for more details.

Due to the current environment, our features and options are subject to change due to material availability. 


Newmar is a company built around the Christian faith, specifically the beginning of the Mennonite faith in 1525 under the guidance of Ulrich Zwingli, and the founding of the Amish fellowship under Jacob Amman in 1693.


At Newmar, we believe that a motor coach is more than just a vehicle, it’s a passport to countless hours of fun and a lifelong memories taken from quality time spent with family and friends.


For over 50 years, we’ve applied our principles to the creation of motor coaches that have allowed people all over the world to live the RV lifestyle. And we’ll continue to so for countless generations to come. It’s why we take pride in every rivet, weld, and mechanical function.