CamperHardlyKnowHer

Newmar Ventana 4340

Class Abuilt 2025– (in production)Better build tierPatient search on the used market
WHAT ONE COSTS
$570,400MSRP today

Still in production — a used 2023 would run roughly $393,600.

THE SPECS
Length43.8 ft
Height (incl. A/C)13.1 ft
Width8.5 ft
Interior height6.9 ft
GVWR45,600 lb
Dry weight37,400 lb
Sleeps6
Slide-outs3
Fresh water105 gal
Grey water75 gal
Black water55 gal
Air conditioning15,000 BTU
Fuel100 gal
Engine / chassisCummins L 400 hp diesel on Freightliner XCR tag-axle chassis
GeneratorOnan 8.0kW diesel

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

WHERE PEOPLE SLEEP
  • Rear king bed(Permanent)72×80
  • Bunk beds(Permanent)
  • Hide-a-bed sofa(Convertible)
  • Dinette sleeper(Convertible)
HOW IT'S BUILT — 4/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyEnclosed

Newmar (Better tier): Newmar's diesel lines are built to the same 16-in on-center, full-body-paint, one-piece fiberglass roof standard as the flagships, and the brand's service and parts support is among the best in Class A.

YEAR BY YEAR — WHAT CHANGED
  • 2025Introduced - the only bunk-bed Ventana
  • 2027Two full baths, sleeps 6
FINDING ONE

Patient search — weeks of watching, and probably some travel. Why: only 2 model years; still in production. Estimated from build volume and production span — not a count of live listings.

THE READ

Two full baths and real bunks - the family plan in a luxury diesel line.

OTHER VENTANA FLOORPLANS
Is the 4340 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 and watch the whole market re-rank around them. Nothing gets hidden, everything gets explained.

Rank it against your setup →

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