CamperHardlyKnowHer

Forest River Sunseeker 2400B

Class Cbuilt 2020–23Mixed build tierFindable 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
Length25.4 ft
Height (incl. A/C)11.3 ft
Width7.8 ft
Interior height6.8 ft
GVWR11,030 lb
Dry weight9,951 lb
Sleeps3
Slide-outs1
Fresh water35 gal
Grey water32 gal
Black water32 gal
Air conditioning15,000 BTU
Fuel26 gal
Engine / chassisMercedes-Benz 3.0L V6 diesel on Sprinter 3500
Generator3.6kW LP

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

WHERE PEOPLE SLEEP
  • 1× Rear bed(Permanent)—
  • 1× Dinette converts to a bed(Convertible)—
HOW IT'S BUILT — 3/5
WallsLaminated fiberglass
FrameAluminum
RoofWalk-on
UnderbellyOpen

Forest River (Mixed tier): Forest River's Class C twins get above-average shell construction - 2in aluminum-framed laminated sidewalls, composite substrate, gel-coat fiberglass - but coach-side QC and a 12-month/12,000-mile warranty keep them mid-pack.

YEAR BY YEAR — WHAT CHANGED
  • 2020Introduced
  • 2023Discontinued
FINDING ONE

Findable — a few listed nationwide most weeks. Why: Forest River is a volume manufacturer. Estimated from build volume and production span — not a count of live listings.

THE READ

Sprinter MBS plan retired after 2023; bed sizes not published.

OTHER SUNSEEKER FLOORPLANS
2030RP · 9,350 lb · sleeps 42150SLE · 12,300 lb · sleeps 62250SLE · 12,500 lb · sleeps 52290S · 14,500 lb · sleeps 723504X4 · 14,500 lb · sleeps 62350LE · 12,300 lb · sleeps 52350SLE · 12,500 lb · sleeps 52400BDS · 11,030 lb · sleeps 62400M · 11,030 lb · sleeps 22400Q · 11,030 lb · sleeps 42400R · 11,030 lb · sleeps 52400S · 11,030 lb · sleeps 52400T · 11,030 lb · sleeps 42400W · 11,030 lb · sleeps 6the whole line →
Is the 2400B 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 low-confidence record — figures are inferred and should be independently verified, retrieved 2026-07.