CamperHardlyKnowHer

Newmar Dutch Star 4345

Class Abuilt 2027– (in production)Better build tierScarce on the used market
WHAT ONE COSTS
$737,300MSRP today

Still in production — a used 2023 would run roughly $508,800.

THE SPECS
Length43.8 ft
Height (incl. A/C)13.1 ft
Width8.5 ft
Interior height6.9 ft
GVWR51,000 lb
Dry weight40,000 lb
Sleeps6
Slide-outs4
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)
  • Optional bunk(Stow-away)
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
  • 2027Introduced - four slides, bath and a half
FINDING ONE

Scarce — months of watching; be ready to fly and drive it home. Why: only one model year; 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.

THE READ

Newest and priciest Dutch Star plan; four slides and the most floor space.

OTHER DUTCH STAR FLOORPLANS
Is the 4345 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.