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Newmar New Aire 3545

Class Abuilt 2019– (in production)Better build tierPatient search on the used market
WHAT ONE COSTS
$691,400MSRP today

Still in production. A used 2023 would run roughly $407,900.

THE SPECS
Length35.8 ft
Height (incl. A/C)12.3 ft
Width8.5 ft
Interior height6.8 ft
GVWR38,600 lb
Dry weight33,400 lb
Cargo capacity5,200 lb
Sleeps4
Slide-outs3
Fresh water105 gal
Grey water60 gal
Black water40 gal
Air conditioning30,000 BTU
Fuel90 gal
Engine / chassisCummins L9 8.9L 450 hp / 1,250 lb-ft diesel, Allison 3000MH, 226" wheelbase
GeneratorCummins Onan 8.0 kW diesel quiet series

A missing row means the maker never published that figure: unknown, not zero.

WHERE PEOPLE SLEEP
  • king bed(Permanent)
  • convertible dinette(Convertible)
  • sofa sleeper(Convertible)
HOW IT'S BUILT: 4/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyEnclosed

Newmar (Better tier): Newmar New Aire

YEAR BY YEAR: WHAT CHANGED
YEARSGVWRDRYMSRP
2019–2038,600 lb33,500 lb$691,360
2021–2238,600 lb34,000 lb$691,360
2023–38,600 lb33,400 lb$691,360
  • 2019Introduced
  • 2023Dropped from the lineup
  • 2026Returned to the lineup
  • 2027MSRP $691,360 - the least expensive New Aire
FINDING ONE

Patient search: weeks of watching, and probably some travel. Why: 8-year production run; still in production; priced at the top of its maker’s range. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

The value entry to the New Aire - cheapest of the three current plans and the lightest.

OTHER NEW AIRE FLOORPLANS
Find one for sale

Live listings for the 3545 on the big marketplaces. Each search opens pre-filled with this exact floorplan:

Inventory varies by site and day. Slim pickings? search the whole New Aire line ↗

Is the 3545 your #1, or just a spec sheet?

These are the facts. Whether it beats the other six thousand rigs for you depends on what you care about. Set your priorities as sliders, switch on your hard limits, and watch the whole market re-rank around them. Every exclusion explained, every margin shown.

See where it ranks for you →

Data compiled from manufacturer spec sheets, retrieved 2026-07.