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Scan to view the latest Inventory at Campers Inn RV of Louisville
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+34 -
41ft long
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41,500 lbs
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Sleeps 4
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3 slides
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12.8L Detroit DD13
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525 HP
4051 Floorplan
Specifications
| Sleeps | 4 | Slides | 3 |
| Length | 41 ft 2 in | Ext Width | 8 ft 6 in |
| Ext Height | 13 ft 2 in | Int Height | 6 ft 11 in |
| Interior Color | TBD | Exterior Color | TBD |
| Hitch Weight | 30000 lbs | GVWR | 52000 lbs |
| Dry Weight | 41500 lbs | Cargo Capacity | 10500 lbs |
| Fresh Water Capacity | 150 gals | Grey Water Capacity | 60 gals |
| Black Water Capacity | 40 gals | Furnace BTU | 50000 btu |
| Generator | 12.5 kW Onan Diesel | Fuel Type | Diesel |
| Engine | 12.8L Detroit DD13 | Chassis | Freightliner M-2 112 |
| Horsepower | 525 hp | Fuel Capacity | 100 gals |
| Wheelbase | 285 in | Available Beds | King |
| Torque | 1850 ft-lb | Refrigerator Type | Whirlpool |
| Refrigerator Size | 19.7 cu ft | Convection Cooking | Yes |
| Cooktop Burners | 2 | Shower Size | 40" x 30" |
| Number of Awnings | 2 | Axle Weight Front | 18000 lbs |
| Axle Weight Rear | 20000 lbs | Axle Weight Tag | 20000 lbs |
| Water Heater Type | Demand | AC BTU | 30000 btu |
| TV Info | LR 50" 4K LED TV on Lift, BR Samsung LED TV | Awning Info | Nova Side |
| Washer/Dryer Available | Yes | Gross Combined Weight | 72000 lbs |
| Shower Type | Shower w/Seat | Electrical Service | 50 amp |
| VIN | TBD |
Description
2026 Newmar Supreme Aire 4051 Super C Diesel Motorhome for Sale
Upgrade your RV lifestyle with the luxury and performance of the 2026 Newmar Supreme Aire 4051 Super C motorhome. Built for extended travel and unmatched comfort, this premium coach combines residential features with rugged diesel power.
Top Features of the Supreme Aire 4051
Spacious Master Suite
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King bed slide with extra room to relax
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Samsung LED TV and dresser with dual shirt wardrobes
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Full rear bath with wardrobe and safe
Full Rear Bathroom with Washer and Dryer
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40 x 30 shower with built-in seat
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Splendide stacked washer and dryer
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Closet space and integrated safe
Convenient Half Bath
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Located off the kitchen for guest use
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Easy access without disrupting the bedroom area
Residential Kitchen Amenities
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Whirlpool residential refrigerator
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Flush mount all electric induction cooktop
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Microwave and solid surface countertops
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Hide a leaf dinette perfect for meals or work
Comfortable Living Space
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74 inch hide a bed sofa for lounging or extra sleeping
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Plush air ride captain chairs with 12V lumbar support
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Hide a leaf dinette with comfortable seating
Exterior Features
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Full paint Masterpiece Finish exterior for lasting beauty
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Exterior shower for easy clean up at the campsite
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Rear cap storage to bring all your gear
Diesel Power and Safety You Can Trust
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12.8L Detroit DD13 diesel engine with 525 horsepower
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1850 lb ft torque for towing and mountain driving
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Freightliner M2 112 chassis for commercial-grade strength
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12.5 kW Cummins diesel generator
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Nav N Go navigation with 12.3 inch Xite dash monitor
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Detroit Assurance Safety System with object detection and high beam assist
Built for Long Distance Travel
Every Newmar Supreme Aire offers the comfort of a full air ride cab and Newmar exclusive engineering. The premium construction, residential appliances, and advanced safety tech make it ideal for full-time RV living or long road trips.
Call, Click, Text or Visit Us Today at a Campers Inn RV Company and Find Your
Away!
Stock 360 Tour & Stock Images may be shown. Colors & Specs may vary.
*All calculated monthly payments are an estimate for qualified buyers only and do not
constitute a commitment that financing or a specific interest rate or term is available.
Financing terms may not be available in all Campers Inn Company locations. Campers Inn
RV Sales is not responsible for any misprints, typos, or errors found in our website pages.
Any price listed excludes freight, sales tax, registration tags, and delivery fees.
Manufacturer pictures, specifications, and features may be used in place of actual
inventory in stock on our lot. Please contact us for availability as our inventory changes
rapidly.
Manufacturer and/or stock photographs may be used and may not be representative of
the particular unit being viewed. Where an image has a stock image indicator, please
confirm specific unit details with your dealer representative.
Features
Standard Features (2026)
Exterior
- Exterior Full-Paint Masterpiece Finish™ with Clearcoat
- Painted Power Baggage Door Locks, Keyless Entrance Door with Touchpad & Door Bell
- Entrance Door Assist Handle
- Entrance Door Automatic Step
- Convex Exterior Mirrors with Defrost & Remote Control
- Front Cap Beta Fusion Protection
- Hydraulic Leveling Jacks
- Mud Flaps
- Power Lock On Cockpit Doors
- Rear Cap Storage
- Stainless Steel Exterior Trim Pieces On Rear Cap
- Tow Guard Rear Protective with Stainless Newmar Name Cutout
- Undercoating
Optional
- Black Aluminum Powder Coat Trim Kit For Exterior Compartment Doors, Onyx Package
- Flag Pole Bracket
- Stainless Steel Trim Kit For Exterior Compartment Doors
- Blanco Full-Painted Exterior Graphics
- Crestone Full Painted Exterior Graphics
- Palisade Full Painted Exterior Graphics
- Redcloud Full Painted Exterior Graphics
- Shavano Full Painted Exterior Graphics
- Special Order Exterior Colors
- Artisan Series Custom Paint Process
Construction
- 16" On-Center Aluminum Frame Sidewalls & Roof Construction
- Egress Door with Ladder System* (Floor Plan Specific)
- Fiberglass Roof and Integrated Gutter Rail
- Foam Insulation 5/8" Laminated in Sidewalls & Ceiling
- Gelcoated Fiberglass Exterior Sidewalls, Front & Rear Caps
- Polar Pak R19 Batten Insulation in Roof
- Slideout Automatic Lock Arms On Non Hydraulic - Paddle Style
- HWH Flat Floor Slideout
Chassis
- Anti-Lock Braking System
- Back-Up Alarm
- Battery Disconnect For Chassis Battery
- Cruise Control
- D.A.S.S - Auto On/Off Headlights, Intelligent High Beams, Auto Rain Sense Wipers
- D.A.S.S - Object Detection, Active Brake Assist, Pedestrian Detection, Adaptive Cruise Control
- Detroit Assurance Lane Departure Warning System
- Electronic Stability Control
- 120 Gallon Fuel Capacity
- 20K Rear Hitch For Towing with 2" Reducer and Drawbar with 2" and 2-5/16" Ball
- 30K Rear Hitch For Towing Includes Draw Bar with 2-5/16" Ball
- Remote Keyless Entry System For Cab Doors
- Freightliner®, Cascadia 525 HP, Single Axle, 38' and 41' Supreme Aire
- Freightliner®, Cascadia 600 HP, Tandem Axle, 43' and 45' Supreme Aire
- Aluminum Wheels
Optional
- Freightliner®, Cascadia 525 HP, Single Axle, 38' and 41' Supreme Aire, Onyx Package
- Freightliner®, Cascadia 600 HP, Tandem Axle, 43' and 45' Supreme Aire, Onyx Package
Windows, Awnings & Vents
- Bunk Windows (Floor Plan 4540)
- Fan-Tastic® Vent with Rain Sensor in Kitchen & Bathroom
- Girard® G2000 Power Side Awning with Wind Sensor, Remote Control & LED Lights
- Sky Window in Cockpit with Power Shade
- Skylight Above Shower
- Slideout Covers
- Power Windows For Driver & Passenger
- Frameless Double-Pane Tinted Safety-Glass Windows
Optional
- Carefree® Window Awning Package of Three, One-Bedroom, One-Off Door Side Living Room, One-Door Side Living Room
- Charcoal Tweed Awning - Must Be Ordered with Option B005 Special Order Exterior Graphics
- Girard® Nova Two Side Awnings
- Hogan Sparrow Awning - Must Be Ordered with Option B005 Special Order Exterior Graphics
- Kitchen Window* (See Floor Plan for Availability)
Air Conditioning & Heating
- Two 15K BTU Air Heat Pump Conditioners with Remote Control Thermostat (38' & 41' Floor Plans)
- Three 15K BTU Air Heat Pump Conditioners with Remote Control Thermostat (43' & 45' Floor Plans)
- Air Conditioning Drainage System For Roof
- Chinook Dual Loop Heat with Continuous Hot Water
- Dash Heater & Air Conditioner
- Wall Mounted Sensors For Heating & Air Conditioning
Optional
- Electric Radiant Heat Installed Below Floor Tile
- Electric Radiant Heat Installed Below Main Floor Tile
Electrical
- Automatic Generator Start On Low Battery Or Temperature Setting
- Battery Disconnect Switch For House Battery
- Cable TV Connection
- 50 Amp Electrical Service with Flexible Cord and Automatic Transfer Switch
- Energy Management System
- Engine Block Heater
- Exterior Security Light, One Installed on Door Side
- Eight 6V AGM House Batteries
- Interior Courtesy Lights
- 3000W Pure Sine Inverter
- LED Lights in Exterior Storage Compartments on Automatic Switches
- Recessed LED Lights in Ceiling & Underneath Overhead Cabinets
- Midship Side Turn Signals
- Multiplex Lighting Control System
- 10.1" Multiplex Monitor System in Center of Coach with Interior Lighting & HVAC Controls
- Newmar App
- 12.5 kW Cummins Onan® Diesel Generator (43' & 45' Floor Plans)
- 8.0 kW Cummins Onan® Diesel Quiet Series Generator (38' & 41' Floor Plans)
- Power Rewind Reel with 33' Cord (Floor Plan Specific)
- Power Rewind Reel with 50' Cord (Floor Plan Specific)
- Reading Lights at Head of Bed - Dimmable with Adjustable Aim
- 110V Recept in Bed Overhead with Two Pass Through Ports
- 110V/USB Recept at Head of Each Bunk Area (Floor Plan 4540)
- Slideout Switch Manually Operated Hold To Run
- 10W Solar Panel to Charge Chassis Battery
- Solar Prep with 6 Gauge Wire Ran From Roof to House Battery Compartment (N/A with L020 Option)
- Spare Fuses in Chassis Fuse Panel
- Spare Fuses in House Fuse Panel
- Transfer Switch with Surge Protector
- USB Outlet at Dash For Driver Use
- USB Outlet at Dinette & Bedroom Night Stand
Optional
- 50 Amp/120/240V Cord Connection For Stacker Trailer
- Exterior Security Lights, Two Door Side, Two Off Door Side, One Rear
- 640 AHR Lithium Ion Battery System with Two 3000W Pure Sine Inverters
- 960 AHR Lithium Ion Battery System with Two 3000W Pure Sine Inverters
- Four 120W Flexible Solar Panels on Roof
Plumbing & Bath
- Aqua Miser® Shower System
- Auto Fill For Fresh Water Tank
- Demand Water System
- Exterior Shower Located On Off Door Side
- 150 Gallon Fresh Water Tank
- Power Reel For Water Hose
- Sewage Holding Tank Rinse
- Solid-Surface Shower Walls with Glass Door
- Dometic® 321 China Bowl or Macerator China Bowl Stool (Varies Per Floor Plan)
- Water Filter for Entire Unit
Optional
- Fold-Down Shower Seat
- Hot Water Line Run To Front Door Side Storage Bay
Cabinets & Furniture
- Sable Maple Hardwood Cabinets - Suede Finish
- Concealed Cabinet Door Hinges
- Extended Rotation Concealed Cabinet Door Hinges For Washer and Dryer
- Soft-Close Cabinet Drawers
- Cabinet Drawers with Dove Tail Sides with Self Closing Full Extension Ball Bearing Guides
- Mesh Cell Phone Holder at Each Bunk Bed (Floor Plan 4540)
- Flush Cooktop Cover, Matching Countertop Material
- Super Polished Solid-Surface Countertop in Bathroom and Bedroom
- Super Polished Solid-Surface Countertop in Kitchen, Undermount Sink & Sink Covers
- Williamsburg Convertible Booth Dinette (Floor Plan Specific)
- Drawers Underneath Dinette Booth Seats
- Driver & Passenger Seat Covers To Match Interior Decor
- Driver & Passenger Seats Air Ride with Pneumatic Lumbar & Swivel
- Lifts On Bed Top
- Plush Pillow Top Mattress
- Molded Silverware Divider Tray
- Push-to-Release Pantry Drawer Slides
- Pullout Pantry Shelves (See Floor Plans for Availability)
- Ultrafabric Sofa and Front Seats
- Villa Furniture
Optional
- Chestnut Glazed Maple Hardwood Cabinets - High Gloss Finish
- Chestnut Glazed Maple Hardwood Cabinets - Suede Finish
- Morel Glazed Maple Hardwood Cabinets - High Gloss Finish
- Morel Glazed Maple Hardwood Cabinets - Suede Finish
- Sable Maple Hardwood Cabinets - High Gloss Finish
- Sedona Glazed Maple Hardwood Cabinets - High Gloss Finish
- Sedona Glazed Maple Hardwood Cabinets - Suede Finish
- Summit Maple Hardwood Cabinets - High Gloss Finish
- Summit Maple Hardwood Cabinets - Suede Finish
- Two-Tone Summit/Chestnut Glazed Maple Hardwood Cabinets - High Gloss Finish
- Two-Tone Summit/Chestnut Glazed Maple Hardwood Cabinets - Suede Finish
- Two-Tone Summit/Morel Glazed Maple Hardwood Cabinets - High Gloss Finish
- Two-Tone Summit/Morel Glazed Maple Hardwood Cabinets - Suede Finish
- Two-Tone Summit/Sable Maple Hardwood Cabinets - High Gloss Finish
- Two-Tone Summit/Sable Maple Hardwood Cabinets - Suede Finish
- Two-Tone Summit/Sedona Glazed Maple Hardwood Cabinets - High Gloss Finish
- Two-Tone Summit/Sedona Glazed Maple Hardwood Cabinets - Suede Finish
- Bunk Beds To Convert To Wardrobe (Floor Plan 4540)
- Convertible Dinette with Two Fixed & Two Folding Chairs That Face To Window Or Fore/Aft Seating
- Euro Booth Dinette with Two Table Leaves and Two Folding Chairs
- 48" Love Seat Sofa with TV Lift (Floor Plan 4129)
- 84" Theater Seating (Powered) with Reading Lights (Floor Plan 4540)
- 87" Theater Seating (Powered) with Reading Lights, 58" Trifold Sofa (Floor Plan 4505)
- 74" Theatre Seating (Powered), 35" Booth Dinette (Floor Plan 3827)
- 74" Theatre Seating (Powered), 35" Euro Dinette (Floor Plan 3827)
- 74" Theatre Seating (Powered) with Reading Lights & Lighted Cup Holders (Floor Plans 4129 & 4341)
- Cab Over Bunk with Skylight (3827, 4129, 4341 and 4505 Floor Plans)
Appliances
- Air Horns
- All-Electric Flush Mount Induction Cooktop
- 110V Heat Pads For Holding Tanks
- 30" Stainless Steel Microwave Convection with Air Fryer Feature
- 19.7 Cu. Ft. Whirlpool® Refrigerator
- Washer and Dryer Prep
Optional
- Central Vacuum with Tool Kit
- Dishwasher in A Drawer with Stainless Steel Front Located Below Cooktop
- Fireplace in Living Area (Floor Plan 4129)
- Freezer Electrical Prep (110V and 12V) Without Tray
- Freezer On Pull-Out Tray in Exterior Compartment
- Stacked Two-Piece Splendide® Washer and Dryer
Interior
- Fitted Non-Quilted Bedspread & Accent Pillows
- Decorative Wall Art
- Designer Feature Ceiling
- Interior Passage Inlayed Three Panel Design Doors
- Interior Assist Handle at Main Entry Door
- MCD Window Shades
- Power Stepwell Cover
- Tile Floor in Kitchen, Bathroom, Bedroom & Living Areas
- Wastebasket in Kitchen Base Under Sink
- Integrated Window Blind System On Entry Door
Optional
- Brighton Interior Decor
- Saguaro Interior Decor
- Palisades Interior Decor
- Auto Motion Power Window Shades
- Safe Located in Wardrobe
Audio, Video & Accessories
- Cat6 TV Cables
- CB Prep with Antenna
- Digital Dash Displays with 12" A-Panel Cluster & 10" B-Panel Infotainment with Xite Cam Monitor & Apple CarPlay®
- Exterior Entertainment Center with 43" Samsung® 4K LED TV & Soundbar
- 10 BC Fire Extinguisher, Carbon Monoxide, Smoke Detectors
- High Definition Component Wiring
- Rear View Color Monitor System with Audio
- Satellite Dish Prep On Roof
- Bose® Sound System Soundbar
- TV Jack and 110V Recept in Door Side Exterior Storage Compartment
- 50" Samsung® 4K LED TV on Televator in Living Area
- Samsung® 4K LED TVs in Living & Bedroom Areas (TV Sizes Vary Per Floor Plan)
- Winegard® Rayzar Automatic Digital TV Antenna
- Xite HD 360 Camera System with Grid Lines and Tri-View Rear Camera
Optional
- Two Camera Rear Prep For Use with Stacker Trailer
- SiriusXM® Radio Capability with Antenna (Does Not Include Monthly Subscription)
- Satellite Prep Ground Tripod Dish On Off Door Side with A/B Switch
- Starlink Internet System
- Two 19" Skyworth TV/DVD Monitors - One at Each Standard Bunk (Floor Plan 4540)
- Universal Remote Control
- Universal Toll Module
- WiFiRanger Denali/Spruce LTE
- WiFiRanger Everest with Aspen Interior Router
- Winegard® Automatic Open Face SWM Satellite Dish - For DIRECTV® Standard/HD & In Motion DIRECTV® Standard with Auto Stow & Dash Indicator
- Winegard® Automatic Open Face Satellite Dish & Winegard® In Motion - for DISH® with Auto Stow & Dash Indicator
- Winegard® Automatic Open Face Satellite Dish - For DISH® HD & Bell HD TV SK2-100 with Auto Stow & Dash Indicator
- Winegard® Automatic Open Face SWM Satellite Dish - For DIRECTV® Standard/HD SK2-300 with Auto Stow & Dash Indicator
- Winegard® In Motion Dome Satellite Dish - For DISH® Standard/HD, DIRECTV® Standard & Bell Canada (RTL-20B)
Please 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.
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*All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.