CamperHardlyKnowHer

Newmar Ventana 4037

Class Abuilt 2014– (in production)Better build tierFindable on the used market
WHAT ONE COSTS
$566,800MSRP today

Still in production — a used 2023 would run roughly $391,100.

THE SPECS
Length40.8 ft
Height (incl. A/C)12.9 ft
Width8.5 ft
Interior height6.9 ft
GVWR45,000 lb
Dry weight35,900 lb
Sleeps5
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
  • 1× Rear king bed(Permanent)72×80
  • 1× Hide-a-bed sofa(Convertible)—
  • 1× Convertible booth dinette(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
YEARSGVWRDRYMSRP
2014–2044,000 lb35,900 lb$566,805
2021–2344,200 lb35,900 lb$566,805
2024–2545,000 lb35,100 lb$566,805
2026–45,000 lb35,900 lb$566,805
  • 2014Introduced
  • 2021GVWR nudged from 44,000 to 44,200 lb
  • 2024GVWR raised to 45,000 lb; Freightliner UVW 35,100 lb, NCC 9,900 lb
  • 2027UVW 35,900 lb; base price $566,805
FINDING ONE

Findable — a few listed nationwide most weeks. Why: 13-year production run; still in production. Estimated from build volume and production span — not a count of live listings.

THE READ

The volume Ventana - 40 feet, tag axle, and near-Dutch Star construction at a meaningfully lower price.

OTHER VENTANA FLOORPLANS
3407 · 37,000 lb · sleeps 43412 · 37,000 lb · sleeps 43426 · 35,400 lb · sleeps 43436 · 35,000 lb · sleeps 43507 · 38,200 lb · sleeps 53512 · 38,200 lb · sleeps 53709 · 38,200 lb · sleeps 53717 · 38,200 lb · sleeps 53724 · 37,300 lb · sleeps 53809 · 39,000 lb · sleeps 53817 · 39,000 lb · sleeps 54002 · 44,200 lb · sleeps 54054 · 44,000 lb · sleeps 54068 · 45,000 lb · sleeps 5the whole line →
Is the 4037 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.