Newmar Kountry Star 4037

Name: Newmar Kountry Star 4037
Brand: Newmar

Class Abuilt 2020–24Better build tierPatient search on the used market

WHAT ONE COSTS

—price not published

The maker never published an MSRP for this floorplan. Unknown is not cheap — treat any asking price against comparable models, not against zero.

THE SPECS

Length40.8 ft

Height (incl. A/C)12.8 ft

Width8.5 ft

Interior height6.9 ft

GVWR38,200 lb

Dry weight30,000 lb

Sleeps6

Fresh water105 gal

Grey water65 gal

Black water45 gal

Air conditioning30,000 BTU

Fuel100 gal

Engine / chassisCummins B 6.7L 360 hp diesel pusher · Freightliner XCR

GeneratorCummins Onan 8.0 kW 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× 87 in. jack-knife sofa(Convertible)—
1× 74 in. jack-knife sofa(Convertible)—

HOW IT'S BUILT — 4/5

WallsLaminated fiberglass

FrameSteel

RoofWalk-on

UnderbellyEnclosed

Newmar (Better tier): Newmar

YEAR BY YEAR — WHAT CHANGED

YEARS	GVWR	DRY	MSRP
2020	37,500 lb	30,900 lb	—
2021–22	38,000 lb	29,600 lb	—
2023–24	38,200 lb	30,000 lb	—

2020Introduced
2021GVWR 37,500 → 38,000 lb
2023GVWR 38,000 → 38,200 lb

FINDING ONE

Patient search — weeks of watching, and probably some travel. Estimated from build volume and production span — not a count of live listings.

THE READ

Bath-and-a-half 40-footer, the longest-running plan in the modern line.

OTHER KOUNTRY STAR FLOORPLANS

3354 · 28,000 lb · sleeps 4 3355 · 29,500 lb · sleeps 6 3412 · 33,400 lb · sleeps 6 3418 · 33,400 lb · sleeps 6 3426 · 33,400 lb · sleeps 4 3509 · 32,000 lb · sleeps 4 3510 · 32,000 lb · sleeps 6 3623 · 32,000 lb · sleeps 4 3624 · 32,000 lb · sleeps 6 3709 · 37,500 lb · sleeps 6 3717 · 37,500 lb · sleeps 6 3720 · 29,500 lb · sleeps 4 3721 · 29,500 lb · sleeps 6 3907 · 32,000 lb · sleeps 4 the 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 dealer and aggregator listings, retrieved 2026-07.