Thor Motor Coach Quantum LZ28

Name: Thor Motor Coach Quantum LZ28
Brand: Thor Motor Coach

Class Cbuilt 2026– (in production)Mixed build tierFindable on the used market

WHAT ONE COSTS

$141,400MSRP today

Still in production — a used 2023 would run roughly $97,600.

THE SPECS

Length29.8 ft

Height (incl. A/C)11.0 ft

Width8.3 ft

Interior height7.0 ft

GVWR14,500 lb

Dry weightnot published

Sleeps5

Fresh water40 gal

Grey water30 gal

Black water30 gal

Awning14 ft

Fuel55 gal

Engine / chassisFord E-450 7.3L V8 (Chevy 6.6L alt.)

Generator4.0 kW dual gas/LP

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

WHERE PEOPLE SLEEP

1× rear queen bed(Permanent)60×74
1× cab-over bunk(Permanent)52×96
1× 68 in sofa bed(Convertible)—
1× 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

2026Introduced

FINDING ONE

Findable — a few listed nationwide most weeks. Why: Thor Motor Coach is a volume manufacturer; only one model year; still in production. Estimated from build volume and production span — not a count of live listings.

THE READ

Split bath and rear bed - the practical family layout under 30 feet.

OTHER QUANTUM FLOORPLANS

CR24 · 11,030 lb · sleeps 5 DS24 · 11,030 lb · sleeps 3 GL24 · 12,125 lb · sleeps 4 GR22 · 12,500 lb · sleeps 5 HS31 · 14,500 lb · sleeps 5 JM31 · 14,500 lb · sleeps 5 KM24 · 11,030 lb · sleeps 5 KW29 · 14,500 lb · sleeps 5 LC19 · 11,500 lb · sleeps 3 LC21 · 12,500 lb · sleeps 4 LC22 · 12,500 lb · sleeps 5 LC25 · 12,500 lb · sleeps 5 LC26 · 14,500 lb · sleeps 5 LC28 · 14,500 lb · sleeps 5 the whole line →

Is the LZ28 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.