Newmar New Aire 3343

Name: Newmar New Aire 3343
Brand: Newmar

Class Abuilt 2019–20Better build tierScarce on the used market

WHAT ONE COSTS

$245,400est. used (2020, 6 yr old)

Sticker was $399,054 in 2020. Out of production since 2020, so the used market is the only way to buy one. Estimate assumes a 2020 unit.

THE SPECS

Length33.8 ft

Height (incl. A/C)12.3 ft

Width8.5 ft

Interior height6.8 ft

GVWR38,600 lb

Dry weight32,000 lb

Cargo capacity6,600 lb

Sleeps4

Fresh water105 gal

Grey water60 gal

Black water40 gal

Fuel90 gal

Engine / chassisCummins B 6.7L 360 hp / 800 lb-ft diesel, Allison 3000MH, 206" wheelbase

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

WHERE PEOPLE SLEEP

1× master bedroom bed(Permanent)—
1× convertible dinette(Convertible)—
1× 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

2019Introduced
2021Dropped

FINDING ONE

Scarce: months of watching; be ready to fly and drive it home. Why: only 2 model years. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

33-foot New Aire on the smaller Cummins B; discontinued after two model years.

OTHER NEW AIRE FLOORPLANS

3341 · 38,600 lb · sleeps 4 3345 · 38,600 lb · sleeps 4 3539 · 38,600 lb · sleeps 4 3541 · 38,600 lb · sleeps 4 3543 · 38,600 lb · sleeps 4 3545 · 38,600 lb · sleeps 4 3547 · 38,600 lb · sleeps 4 3549 · 38,600 lb · sleeps 4 the whole line →

Find one for sale

Live listings for the 3343 on the big marketplaces. Each search opens pre-filled with this exact floorplan:

RV Trader ↗Camping World ↗FB Marketplace ↗Google ↗

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

Is the 3343 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.