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Newmar Dutch Star 4370

Class Abuilt 2023– (in production)Better build tierPatient search on the used market
WHAT ONE COSTS
$723,100MSRP today

Still in production. A used 2023 would run roughly $426,600.

THE SPECS
Length43.8 ft
Height (incl. A/C)13.1 ft
Width8.5 ft
Interior height6.9 ft
GVWR51,000 lb
Dry weight40,050 lb
Sleeps5
Slide-outs3
Fresh water105 gal
Grey water75 gal
Black water55 gal
Air conditioning15,000 BTU
Fuel150 gal
Engine / chassisCummins 8.9L L9 450 hp diesel on Freightliner
GeneratorCummins Onan 10.0 kW diesel

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

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

Newmar (Better tier): Dutch Star is Newmar's volume luxury diesel and carries the full construction spec - 16-in on-center framing, one-piece fiberglass roof with gutter rail, full-body Masterpiece paint - with resale to match.

YEAR BY YEAR: WHAT CHANGED
YEARSGVWRDRYMSRP
202351,000 lb40,700 lb$723,115
202652,000 lb40,500 lb$723,115
  • 2023Introduced
  • 2026UVW 40,500 lb on the 52,000 lb chassis
FINDING ONE

Patient search: weeks of watching, and probably some travel. Why: 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

Bath-and-a-half 44-footer alongside the 4369; MSRP shown is the 4369 figure.

OTHER DUTCH STAR FLOORPLANS
Find one for sale

Live listings for the 4370 on the big marketplaces. Each search opens pre-filled with this exact floorplan:

Inventory varies by site and day. Slim pickings? search the whole Dutch Star line ↗

Is the 4370 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 dealer and aggregator listings, retrieved 2026-07.