2025 Newmar London Aire 4551

New Class A in Mesa, Arizona, 85213

$994,070.00

Unit Specs

  • Stock #21155414
  • Year2025
  • ManufacturerNewmar
  • Make Newmar
  • ModelLondon Aire
  • Floorplan4551
  • Type Class A
  • ConditionNew
  • Mileage2,037 miles
  • Length45' 0"
  • MSRP $994,070.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Engine Model605HP Cummins
  • Fuel TypeDiesel
  • Slideouts3
  • Dry Weight45,537 lbs

Call for details.


This 2025 Newmar London Aire 4551 is the perfect rig for your adventures and explorations. This 2025 Newmar London Aire 4551 welcomes you into the Newmar family! With three slides, this rig feels roomy and spacious inside.

2025 Newmar London Aire 4551 Features


2025 Newmar London Aire 4551 Specifications

Price

MSRP

$910,940

MSRP + Destination

$910,940

Currency

US Dollars

Basic Warranty

12 Months

Structure Warranty

60 Months

Roof Warranty (Years)

12

Chassis Warranty

60 Months

Chassis Warranty

100,000 Miles

Powertrain Warranty

60 Months

Powertrain Warranty

100,000 Miles

Engine

Engine Brand Name

Cummins

Chassis Brand

Freightliner

Engine Type

I6 Diesel Pusher

Chassis Model

SLM Series

Cylinders

6

Horsepower (bhp)

605

Horsepower (kW)

451.5

Horsepower RPM

1800

Torque (Ft Lbs)

1950

Torque (Nm)

2643.8

Torque RPM

1200

Displacement (l)

15

Fuel Type

Diesel

Fuel Requirements

Regular

Carburetion Type

Fuel Injected

Turbocharged

Yes

Supercharged

No

Transmission

Transmission Brand

Allison

Transmission Type

Automatic

Number Of Speeds

6

Overdrive

Yes

Driveline

Driveline Type

4X2

Dimensions

Length (ft)

44.83

Length (in)

538

Length (ft/ft)

44

Length (ft/in)

10

Length (m)

13.7

Length (mm)

13700

Width (in)

101.5

Width (mm)

2578.1

Height (in)

160

Height (mm)

4064

Interior Height (in)

83

Interior Height (mm)

2108.2

Wheelbase (in)

292

Wheelbase (mm)

7416.8

Weight

Dry Weight (lbs)

46200

Dry Weight (kg)

20956.3

Payload Capacity (lbs)

7800

Payload Capacity (kgs)

3538.1

Towing Capacity (lbs)

20000

Towing Capacity (kgs)

9072

GVWR (lbs)

54000

GVWR (kgs)

24494.4

Capacities

Fuel Capacity (gal)

150

Fuel Capacity (l)

567.8

Holding Tanks

Number Of Fresh Water Holding Tanks

1

Total Fresh Water Tank Capacity (gal)

105

Total Fresh Water Tank Capacity (l)

397.5

Number Of Gray Water Holding Tanks

1

Total Gray Water Tank Capacity (gal)

80

Total Gray Water Tank Capacity (l)

302.8

Number Of Black Water Holding Tanks

1

Total Black Water Tank Capacity (gal)

60

Total Black Water Tank Capacity (l)

227.1

Construction

Body Material

Aluminum

Sidewall Construction

Fiberglass

Doors

Number of Doors

1

Sliding Glass Door

No

Slideouts

Number of Slideouts

3

Power Retractable Slideout

Yes

Awning

Number of Awnings

2

Power Retractable Awning

Yes

Screened Room

No

Leveling Jacks

Leveling Jack Type

Front Power / Rear Power

Kitchen / Living Area

Kitchen / Living Area Flooring Type

Tile

Kitchen Table Configuration

Chairs

Kitchen Location

Center

Living Area Location

Front

Oven / Stove

Layout

Oven / Stove

Number Of Oven Burners

2

Overhead Fan

Yes

Microwave Oven

Convection

Yes

Refrigerator

Refrigerator Size

Full-Size

Refrigerator Power Mode

Electric

Sofa

Number Of Sofas

2

Sofa Material

Leather

Reclining Sofa

No

Recliners / Rockers

Number Of Recliner / Rockers

2

Material

Leather

Beds

Max Sleeping Count

8

Number Of Bunk Beds

0

Number Of Double Beds

0

Number Of Full Size Beds

0

Number Of Queen Size Beds

0

Number Of King Size Beds

1

Number Of Convertible / Sofa Beds

2

Master Bedroom

Master Bedroom Flooring Type

Tile

Master Bedroom Door Style

Full Sliding Door

Full Size Master Bedroom Closet

Yes

Master Bedroom Mirror Doors

Yes

Master Bedroom Shades / Curtains

Yes

Master Bedroom Location

Center

Bunkhouse

No

Bathroom

Number Of Bathrooms

2

Bathroom Flooring Type

Tile

Bathroom Location

Rear / Center

Toilet

Toilet Type

Porcelain

Toilet Location

Rear / Center

Shower

Door Type

Plastic / Glass

Shower Location

Rear

Bathroom Sink

Bathroom Sink Location

Rear / Center

Bathroom Medicine Cabinet

Bathroom Medicine Cabinet Location

Rear / Center

Bathroom Mirror

Bathroom Mirror Location

Rear / Center

Bathroom Vent / Fan System

Bathroom Vent / Fan System Location

Rear / Center

Wheels

Wheels Composition

Aluminum

Front Wheel Width (in)

10.5

Rear Wheel Width (in)

9

Number Of Axles

2

Tires

Tire Brand

Michelin

Front Tire Width

365

Front Tire Aspect Ratio

70

Front Wheel Diameter

22.5

Rear Tire Width

315

Rear Tire Aspect Ratio

80

Rear Wheel Diameter

22.5

Front Tire (Full Spec)

Michelin XZA 365/70R 22.5

Rear Tire (Full Spec)

Michelin XZA Z 315/80R 22.5

Brakes

Front Brake Type

Hydraulic Disc

Rear Brake Type

Hydraulic Disc

Rear Hitch

Rear Hitch Type

Receiver

Size (in)

2.5

Size (cm)

6.4

Seat

Seat Type

Bucket

Seat Material

Leather

Power Adjustable Seat

Yes

Reclining Seats

Yes

Swivel Seats

Yes

Seat Armrests

Yes

Seat Specifications

Number Of Seats

2

Number Of Rows

1

Battery

Battery Power Converter

Yes

Prewiring

Air Conditioning Prewiring

Yes

Cable Prewiring

Yes

Phone Prewiring

No

Heat Prewiring

Yes

TV Antenna Prewiring

Yes

Satellite Prewiring

Yes

Washer / Dryer Prewiring

Yes

Solar

Yes

Back-Up Camera

Yes

Generator

Generator Type

Diesel

Air Conditioning

Air Conditioning Type

Automatic

Air Conditioning (BTUs)

45,000

Heater

Heater Type

Automatic

Heater (BTUs)

50,000

Water Heater Tank

Water Heater Tank Capacity (g)

0

Water Heater Tank Capacity (l)

0

Water Heater Pump Power Mode

Electrical

Tankless Water Heater

Yes

Emergency Exit(s)

Number Of Emergency Exits

1

Radio

Number Of Radios

1

Satellite

Yes

Speakers

Speaker Location(s)

Interior

Surround Sound

Yes

Television

Television Brand Name

Samsung

Number Of Televisions

3

Paint

Primary Color

Tan

Secondary Color

Brown

Paint Swatch File Name

Newmar/Titanium_Exterior.gif

Interior Decor

Wallpaper

Yes

Interior Wood Finish

Yes

Comment

See Dealer For Details

Yes

Wireless / Connectivity

Bluetooth Audio

Yes

Wi-Fi Capable

Yes

Mobile App Instrumentation

Yes

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2025 Newmar London Aire 4551 Literature


2025 London Aire Brochure PDF 2025 London Aire Brochure 1
Call Seller
Seller Info
Lazydays RV of Phoenix at Mesa

Lazydays RV of Phoenix at Mesa

2260 E Main Street
Mesa, AZ 85213

Unit Specs

  • Stock #21155414
  • Year2025
  • ManufacturerNewmar
  • Make Newmar
  • ModelLondon Aire
  • Floorplan4551
  • Type Class A
  • ConditionNew
  • Mileage2,037 miles
  • Length45' 0"
  • MSRP $994,070.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Engine Model605HP Cummins
  • Fuel TypeDiesel
  • Slideouts3
  • Dry Weight45,537 lbs

Email Seller

Request More Info on this 2025 Newmar London Aire 4551 Offered for sale by Lazydays RV of Phoenix at Mesa
Lazydays RV of Phoenix at Mesa
Lazydays RV of Phoenix at Mesa

2260 E Main Street
Mesa, AZ 85213

Phone: Click to Call

campground and travel trailer

Everything about RV life delivered directly to your inbox. The hottest RVs, tips & tricks, recipes, travel destinations, new gadgets & much more!

Child Eating s'mores

Recent stories from our Blog

Similar Units for Rent

2025 Newmar London Aire 4551 Gallery

Click on images to see them enlarged in a slideshow format

New 2025 Newmar London Aire 4551 available in Mesa, Arizona

New 2025 Newmar London Aire 4551 available in Mesa, Arizona

2025 Newmar London Aire 4551 - New Class A For Sale by Lazydays RV of Phoenix at Mesa in Mesa, Arizona

2025 Newmar London Aire 4551 - New Class A For Sale by Lazydays RV of Phoenix at Mesa in Mesa, Arizona

2025 London Aire 4551 by Newmar from Lazydays RV of Phoenix at Mesa in Mesa, Arizona

2025 London Aire 4551 by Newmar from Lazydays RV of Phoenix at Mesa in Mesa, Arizona

New 2025 Newmar London Aire 4551 available in Mesa, Arizona

New 2025 Newmar London Aire 4551 available in Mesa, Arizona