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Year
2020
Year
2020
Parent Company
Winnebago Industries, Inc.
Parent Company
Winnebago Industries, Inc.
Generic Type (Primary)
Class A
Generic Type (Primary)
Class C
Make
Newmar
Make
Newmar
Display Name
King Aire 4549
Display Name
Supreme Aire 4573
Manufacturer Country
USA
Manufacturer Country
USA
Introduction Year
2019
Introduction Year
2020
Regional Availability
All Regions
Regional Availability
All Regions
Price
Standard
Price
Standard
MSRP
$962,130
MSRP
$568,994
Basic Warranty (Months)
12
Basic Warranty (Months)
12
Structure Warranty (Months)
60
Structure Warranty (Months)
60
Roof Warranty (Years)
12
Roof Warranty (Years)
12
Chassis Warranty (Months/Miles)
36 / 50000
Chassis Warranty (Months/Miles)
36 / 50000
Powertrain Warranty (Months/Miles)
36 / 50000
Powertrain Warranty (Months/Miles)
36 / 50000
Engine
Standard
Engine
Standard
Engine Brand Name
Cummins
Engine Brand Name
Detroit® DD13
Chassis Brand
Spartan
Chassis Brand
Freightliner
Engine Type
I6 Diesel Pusher
Engine Type
I6
Chassis Model
K3
Chassis Model
Business Class M2
Cylinders
6
Cylinders
6
Horsepower RPM
1800
Horsepower RPM
1625
Torque RPM
1200
Torque RPM
975
Turbocharged
Yes
Turbocharged
Yes
Supercharged
No
Supercharged
No
Fuel Type
Diesel
Fuel Type
Diesel
Fuel Requirements
Regular
Fuel Requirements
Regular
Carburetion
Standard
Carburetion
Standard
Carburetion Type
Fuel Injected
Carburetion Type
Fuel Injected
Horsepower (bhp)
605
Horsepower (bhp)
505
Torque (Nm)
2646
Torque (Nm)
2508.2
Displacement (l)
15
Displacement (l)
12.8
Transmission
Standard
Transmission
Standard
Transmission Brand
Allison
Transmission Brand
Allison
Transmission Type
Automatic
Transmission Type
Automatic
Number Of Speeds
6
Number Of Speeds
6
Overdrive
Yes
Overdrive
Yes
Driveline Type
4X2
Driveline Type
4X2
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Holding Tanks
Standard
Holding Tanks
Standard
Number Of Fresh Water Holding Tanks
1
Number Of Fresh Water Holding Tanks
1
Number Of Gray Water Holding Tanks
1
Number Of Gray Water Holding Tanks
1
Number Of Black Water Holding Tanks
1
Number Of Black Water Holding Tanks
1
Length (in/mm/ft/m)
539 / 13700 / 44.92 / 13.7
Length (in/mm/ft/m)
539 / 13700 / 44.92 / 13.7
Width (in/mm)
101.5 / 2578.1
Width (in/mm)
101.5 / 2578.1
Height (in/mm)
160 / 4064
Height (in/mm)
160 / 4064
Interior Height (in/mm)
83 / 2108.2
Interior Height (in/mm)
83 / 2108.2
Wheelbase (in/mm)
292 / 7416.8
Wheelbase (in/mm)
309 / 7848.6
Dry Weight (lbs/kg)
49000 / 22226.4
Dry Weight (lbs/kg)
42900 / 19459.4
Payload Capacity (lbs/kgs)
5000 / 2268
Payload Capacity (lbs/kgs)
15100 / 6849.4
Towing Capacity (lbs/kgs)
20000 / 9072
Towing Capacity (lbs/kgs)
30000 / 13608
GVWR (lbs)
54000
GVWR (lbs)
58000
Fuel Capacity (gal/l)
200 / 757.1
Fuel Capacity (gal/l)
100 / 378.5
Total Fresh Water Tank Capacity (gal/l)
105 / 397.5
Total Fresh Water Tank Capacity (gal/l)
150 / 567.8
Total Gray Water Tank Capacity (gal/l)
80 / 302.8
Total Gray Water Tank Capacity (gal/l)
60 / 227.1
Total Black Water Tank Capacity (gal/l)
60 / 227.1
Total Black Water Tank Capacity (gal/l)
40 / 151.4
Construction
Standard
Construction
Standard
Body Material
Aluminum
Body Material
Aluminum
Sidewall Construction
Fiberglass
Sidewall Construction
Fiberglass
Number of Doors
1
Number of Doors
1
Sliding Glass Door
No
Sliding Glass Door
No
Slideouts
Standard
Slideouts
Standard
Number of Slideouts
3
Number of Slideouts
3
Power Retractable Slideout
Yes
Power Retractable Slideout
Yes
Awning
Standard
Awning
Standard
Number of Awnings
2
Number of Awnings
2
Power Retractable Awning
Yes
Power Retractable Awning
Yes
Screened Room
No
Screened Room
No
Slideout Awning
Standard
Slideout Awning
Standard
Leveling Jacks
Standard
Leveling Jacks
Standard
Leveling Jack Type
Front Power / Rear Power
Leveling Jack Type
Front Power / Rear Power
Power Retractable Entry Steps
Standard
Power Retractable Entry Steps
Standard
Sky Light
Standard
Sky Light
Standard
Roof Vents
Standard
Roof Vents
Standard
Exterior Kitchen
Standard
Exterior Kitchen
-
Pass-Thru Storage
Standard
Pass-Thru Storage
Standard
Exterior Shower
-
Exterior Shower
Standard
Kitchen / Living Area
Standard
Kitchen / Living Area
Standard
Kitchen / Living Area Flooring Type
Tile
Kitchen / Living Area Flooring Type
Tile
Kitchen Table Configuration
Chairs
Kitchen Table Configuration
Chairs
Kitchen Location
Center
Kitchen Location
Center
Living Area Location
Front
Living Area Location
Front
Layout
Oven / Stove
Layout
Oven / Stove
Number Of Oven Burners
2
Number Of Oven Burners
2
Overhead Fan
Yes
Overhead Fan
Yes
Microwave Oven
Standard
Microwave Oven
Standard
Refrigerator
Standard
Refrigerator
Standard
Refrigerator Size
Full-Size
Refrigerator Size
Full-Size
Refrigerator Power Mode
Electric
Refrigerator Power Mode
Electric
Dishwasher
Standard
Dishwasher
Optional
Washer / Dryer
Standard
Washer / Dryer
Standard
Sink / Faucet
Standard
Sink / Faucet
Standard
Sofa
Standard
Sofa
Standard
Number Of Sofas
2
Number Of Sofas
2
Sofa Material
Leather
Sofa Material
Leather
Reclining Sofa
No
Reclining Sofa
No
Recliners / Rockers
Optional
Recliners / Rockers
Optional
Central Vacuum System
Standard
Central Vacuum System
Standard
Fireplace
Optional
Fireplace
Optional
Beds
Standard
Beds
Standard
Max Sleeping Count
8
Max Sleeping Count
8
Number Of King Size Beds
1
Number Of King Size Beds
1
Number Of Convertible / Sofa Beds
2
Number Of Convertible / Sofa Beds
2
Master Bedroom
Standard
Master Bedroom
Standard
Master Bedroom Flooring Type
Tile
Master Bedroom Flooring Type
Tile
Master Bedroom Door Style
Full Sliding Door
Master Bedroom Door Style
Full Sliding Door
Full Size Master Bedroom Closet
Yes
Full Size Master Bedroom Closet
Yes
Master Bedroom Mirror Doors
Yes
Master Bedroom Mirror Doors
No
Master Bedroom Shades / Curtains
Yes
Master Bedroom Shades / Curtains
Yes
Master Bedroom Location
Center
Master Bedroom Location
Center
Bunkhouse
No
Bunkhouse
No
Heated
No
Heated
-
Bed Spreads
Standard
Bed Spreads
Standard
Bathroom
Standard
Bathroom
Standard
Number Of Bathrooms
2
Number Of Bathrooms
2
Bathroom Flooring Type
Tile
Bathroom Flooring Type
Tile
Bathroom Location
Rear / Center
Bathroom Location
Rear / Center
Toilet
Standard
Toilet
Standard
Toilet Type
Porcelain
Toilet Type
Porcelain
Shower
Standard
Shower
Standard
Door Type
Plastic / Glass
Door Type
Plastic / Glass
Bathroom Sink
Standard
Bathroom Sink
Standard
Bathroom Medicine Cabinet
Standard
Bathroom Medicine Cabinet
Standard
Bathroom Mirror
Standard
Bathroom Mirror
Standard
Bathroom Vent / Fan System
Standard
Bathroom Vent / Fan System
Standard
Power Vent Fan
Standard
Power Vent Fan
Standard
Sink Cover / Cutting Boards
-
Sink Cover / Cutting Boards
Standard
Wheels
Standard
Wheels
Standard
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Number Of Axles
2
Number Of Axles
2
Tires
Standard
Tires
Standard
Tire Brand
Michelin®
Tire Brand
Michelin®
Front Tire Width
365
Front Tire Width
315
Front Tire Aspect Ratio
70
Front Tire Aspect Ratio
80
Front Wheel Diameter
22.5
Front Wheel Diameter
22.5
Rear Tire Width
315
Rear Tire Width
295
Rear Tire Aspect Ratio
80
Rear Tire Aspect Ratio
80
Rear Wheel Diameter
22.5
Rear Wheel Diameter
22.5
Front Tire (Full Spec)
Michelin® XZA 365/70R 22.5
Front Tire (Full Spec)
ST315/80 R22.5
Rear Tire (Full Spec)
Michelin® X Line Energy Z 315/80R 22.5
Rear Tire (Full Spec)
ST295/80 R22.5
Brakes
Standard
Brakes
Standard
Front Brake Type
Hydraulic Disc
Front Brake Type
Hydraulic Drum
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Drum
Air Brake
Standard
Air Brake
-
Exhaust Brake
Standard
Exhaust Brake
-
Anti-Lock Brakes
Standard
Anti-Lock Brakes
Standard
Rear Hitch
Standard
Rear Hitch
Standard
Rear Hitch Type
Receiver
Rear Hitch Type
Receiver
Tongue Weight (lbs/kgs)
2000 / 907.2
Tongue Weight (lbs/kgs)
-
Draw Bar
-
Draw Bar
Standard
Size (in/cm)
-
Size (in/cm)
2.3 / 5.8
Seat Type
Bucket
Seat Type
Bucket
Seat Material
Leather
Seat Material
Leather
Power Adjustable Seat
Yes
Power Adjustable Seat
Yes
Reclining Seats
Yes
Reclining Seats
Yes
Swivel Seats
Yes
Swivel Seats
Yes
Seat Armrests
Yes
Seat Armrests
Yes
Seat Specifications
Standard
Seat Specifications
Standard
Number Of Seats
2
Number Of Seats
2
Number Of Rows
1
Number Of Rows
1
Heated Seat
Standard
Heated Seat
-
Fresh Water Holding Tank Gauge
Standard
Fresh Water Holding Tank Gauge
Standard
Gray Water Holding Tank Gauge
Standard
Gray Water Holding Tank Gauge
Standard
Black Water Holding Tank Gauge
Standard
Black Water Holding Tank Gauge
Standard
Trailer Level Gauge
Standard
Trailer Level Gauge
-
GPS
Standard
GPS
Standard
Water Pump Power Display
Standard
Water Pump Power Display
Standard
Voltage Meter
Standard
Voltage Meter
Standard
Propane Tank Gauge
-
Propane Tank Gauge
Standard
GPS Brand
-
GPS Brand
Rand McNally
Exterior Flood Lights
Standard
Exterior Flood Lights
Standard
Hitch Lights
Standard
Hitch Lights
-
Battery
Standard
Battery
Standard
Battery Power Converter
Yes
Battery Power Converter
Yes
Prewiring
Standard
Prewiring
Standard
Air Conditioning Prewiring
Yes
Air Conditioning Prewiring
Yes
Cable Prewiring
Yes
Cable Prewiring
Yes
Phone Prewiring
No
Phone Prewiring
No
Heat Prewiring
Yes
Heat Prewiring
Yes
TV Antenna Prewiring
Yes
TV Antenna Prewiring
Yes
Satellite Prewiring
Yes
Satellite Prewiring
Yes
Washer / Dryer Prewiring
Yes
Washer / Dryer Prewiring
Yes
Exterior Plugs
Standard
Exterior Plugs
Standard
Ground Fault Plugs
Standard
Ground Fault Plugs
Standard
Solar Battery Charger
Standard
Solar Battery Charger
Standard
Generator
Standard
Generator
Standard
Air Conditioning
Standard
Air Conditioning
Standard
Air Conditioning Type
Automatic
Air Conditioning Type
Automatic
Heater
Standard
Heater
Standard
Heater Type
Automatic
Heater Type
Automatic
Water Heater Tank
Standard
Water Heater Tank
Standard
Water Heater Pump Power Mode
Electrical
Water Heater Pump Power Mode
-
Water Heater Tank Bypass
Yes
Water Heater Tank Bypass
Yes
Power Windows
Standard
Power Windows
Standard
Air Suspension
Standard
Air Suspension
Standard
Rear Video Backup Camera
Standard
Rear Video Backup Camera
Standard
Cruise Control
Standard
Cruise Control
Standard
Security Alarm
Optional
Security Alarm
-
Smoke Detector
Standard
Smoke Detector
Standard
Carbon Monoxide Detector
Standard
Carbon Monoxide Detector
Standard
Propane Alarm
Standard
Propane Alarm
Standard
Number Of Emergency Exits
1
Number Of Emergency Exits
-
Emergency Exit (s)
Standard
Emergency Exit (s)
Standard
Radio
Standard
Radio
Standard
Brand Name
Harman/Kardon
Brand Name
Harman/Kardon
Number Of Radios
2
Number Of Radios
1
Speakers
Standard
Speakers
Standard
Surround Sound
Yes
Surround Sound
-
CD Player
Standard
CD Player
Standard
Number Of Discs
1
Number Of Discs
1
Exterior Entertainment System
Standard
Exterior Entertainment System
Optional
DVD Player
Standard
DVD Player
Standard
Television
Standard
Television
Standard
Television Brand Name
Samsung
Television Brand Name
Samsung
Number Of Televisions
4
Number Of Televisions
2
Retractable Roof Antenna
Standard
Retractable Roof Antenna
Standard
Other Audio & Communication
Optional
Other Audio & Communication
Optional
Speaker Location (s)
Interior / Exterior
Speaker Location (s)
Interior
Satellite
-
Satellite
No
Paint
Standard
Paint
Standard
Interior Decor
Standard
Interior Decor
Standard
Wallpaper
Yes
Wallpaper
Yes
Interior Wood Finish
Yes
Interior Wood Finish
Yes
Curtains / Shades
Standard
Curtains / Shades
Standard
Metallic
-
Metallic
No
Other Paint & Finish
-
Other Paint & Finish
Optional