CamperHardlyKnowHer

Thor Motor Coach Quantum KW29

Class Cbuilt 2019– (in production)Mixed build tierCommon on the used market
WHAT ONE COSTS
$183,700MSRP today

Still in production — a used 2023 would run roughly $126,700.

THE SPECS
Length31.0 ft
Height (incl. A/C)11.2 ft
Width8.3 ft
Interior height7.0 ft
GVWR14,500 lb
Dry weightnot published
Sleeps5
Fresh water40 gal
Grey water35 gal
Black water34.5 gal
Air conditioning22,000 BTU
Solar (standard)100 W
Awning18 ft
Fuel55 gal
Engine / chassisFord E-450 7.3L V8
Generator4.0 kW gas

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

WHERE PEOPLE SLEEP
  • rear king bed(Permanent)72×74
  • cab-over bunk(Permanent)52×96
  • jack-knife sofa(Convertible)
  • dream dinette(Convertible)
HOW IT'S BUILT — 3/5
WallsLaminated fiberglass
FrameAluminum
RoofWalk-on
UnderbellyOpen

Thor Motor Coach (Mixed tier): Thor Motor Coach

YEAR BY YEAR — WHAT CHANGED
  • 2019Introduced
FINDING ONE

Common — usually several for sale within a day’s drive. Why: Thor Motor Coach is a volume manufacturer; 8-year production run; still in production. Estimated from build volume and production span — not a count of live listings.

THE READ

King bed and washer/dryer prep in a 31-footer - the couples-with-guests Quantum.

OTHER QUANTUM FLOORPLANS
Is the KW29 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.