Newmar · Class A · 4551

2027 Newmar London Aire · 4551

Floor plan 4551 as listed on Newmar's 2027 London Aire floor plan page.

Fact-checked. An independent reviewer checked this page against its cited sources.

Price when new
$989,528
Length
44.83 ft
Chassis
Freightliner Custom Chassis or Spartan Freightliner tag axle or Spartan K3 tag axle
Engine
Cummins X · 605 hp

About the price: Starting price on the floor plan card for 4551 on Newmar's 2027 London Aire page, read October 5, 2026.

These values describe this model year and configuration. An individual coach can differ, so check it against the coach’s own records. “Not documented” means the encyclopedia does not have that fact yet.

Full specifications

Model year
2027
Variant
4551
Chassis maker
Freightliner Custom Chassis or Spartan
Chassis
Freightliner tag axle or Spartan K3 tag axle
Engine maker
Cummins
Engine
X
Displacement (L)
15
Horsepower
605
Torque (lb-ft)
1950
Transmission
Allison 4000 MH, 6-speed
Length (ft)
44.83
Height (ft)
13.33
Width (in)
101.5
Slides
3
Floorplan
4551
Generator maker
Not documented
Generator
Not documented
Generator (kW)
Not documented
Fuel (gal)
175
Fresh water (gal)
105
Gray water (gal)
80
Black water (gal)
60
Luxury systems
Not documented
Intended use
Not documented

Floorplans offered in 2027

4551

Other 2027 records

Notes

Length is listed as 44 ft 10 in and height as 13 ft 4 in. Also listed: GVWR 54,000 lb; GCWR 74,000 lb; approximate unloaded weight 46,500 lb on the Freightliner chassis and 45,900 lb on the Spartan; 15-gallon DEF tank; hitch rating 20,000 lb; sleeps 5; 50,000 BTU furnace; 8 house batteries with 800 amp-hours. Chassis model names are from the 2027 model page. The floor plan page does not list a generator.

Brochures and sources

Links open the original page. Facts are checked against these sources; tell us if you find one that is out of date.

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