Newmar Super Star 4140
Class Cbuilt 2026– (in production)Better build tierScarce on the used market
WHAT ONE COSTS
$549,700MSRP today
Still in production — a used 2023 would run roughly $379,300.
THE SPECS
Length41.7 ft
Height (incl. A/C)13.0 ft
Width8.5 ft
Interior height6.9 ft
GVWR41,200 lb
Dry weight34,500 lb
Cargo capacity6,700 lb
Sleeps6
Slide-outs3
Fresh water150 gal
Grey water60 gal
Black water40 gal
Air conditioning30,000 BTU
Fuel100 gal
Engine / chassisCummins L9 450 hp · Freightliner M2-112
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
- 2× Bunks(Permanent)—
- 1× Hide-a-bed sofa(Convertible)—
- 1× Dinette(Convertible)—
HOW IT'S BUILT — 4/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyEnclosed
Newmar (Better tier): Newmar
YEAR BY YEAR — WHAT CHANGED
- 2026Introduced on the 450 hp chassis at 41'8"
FINDING ONE
Scarce — months of watching; be ready to fly and drive it home. Why: only one model year; still in production. Estimated from build volume and production span — not a count of live listings.
THE READ
The 450 hp bunk plan — the towing-heavy Super Star for a family that hauls a trailer.
OTHER SUPER STAR FLOORPLANS
3727 · 40,000 lb · sleeps 53729 · 40,000 lb · sleeps 63731 · 40,000 lb · sleeps 53746 · 38,000 lb · sleeps 54040 · 41,200 lb · sleeps 64051 · 40,000 lb · sleeps 54058 · 40,000 lb · sleeps 54059 · 41,200 lb · sleeps 54061 · 41,200 lb · sleeps 54065 · 41,200 lb · sleeps 64159 · 41,200 lb · sleeps 54161 · 41,200 lb · sleeps 5the whole line →
Is the 4140 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.