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Thor Motor Coach Magnitude AX29

Class Cbuilt 2024–25Mixed build tierFindable on the used market
WHAT ONE COSTS
$200,100est. used (2025, 1 yr old)

Sticker was $253,260 in 2025 — out of production since 2025, so the used market is the only way to buy one. Estimate assumes a 2025 unit.

THE SPECS
Length30.7 ft
Height (incl. A/C)12.5 ft
Width8.3 ft
Interior height7.0 ft
GVWR19,500 lb
Dry weightnot published
Sleeps4
Slide-outs2
Fresh water65 gal
Grey water50 gal
Black water50 gal
Air conditioning30,000 BTU
Awning17 ft
Fuel68 gal
Engine / chassisFord 6.7L Power Stroke V8 turbo diesel, F-550 Super Duty
GeneratorOnan RV QD 6000 diesel

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

WHERE PEOPLE SLEEP
  • 1× Sofa with Murphy bed(Stow-away)60×74
  • 1× Cab-over bunk over the truck cab(Stow-away)52×80
  • 1× 70" Dream Dinette booth(Convertible)—
HOW IT'S BUILT — 4/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyEnclosed

Thor Motor Coach (Mixed tier): Thor Magnitude Super C / Magnitude Grand

YEAR BY YEAR — WHAT CHANGED
  • 2024Introduced as the entry Super C at 30'-8", 205" wheelbase
  • 2025GCWR 43,000; MSRP $253,260; renamed S29
FINDING ONE

Findable — a few listed nationwide most weeks. Why: Thor Motor Coach is a volume manufacturer; only 2 model years. Estimated from build volume and production span — not a count of live listings.

THE READ

The short Super C - 30 ft with a Murphy bed and 50 gal each of grey and black for off-grid stays.

OTHER MAGNITUDE FLOORPLANS
BB35 · 19,500 lb · sleeps 8BH35 · 19,500 lb · sleeps 6BT36 · 22,000 lb · sleeps 8L35 · 22,000 lb · sleeps 4LV35 · 22,000 lb · sleeps 4R36 · 22,000 lb · sleeps 6RB34 · 19,500 lb · sleeps 6RS36 · 22,000 lb · sleeps 8S29 · 19,500 lb · sleeps 4SV34 · 19,500 lb · sleeps 4X32 · 19,500 lb · sleeps 4XG32 · 19,500 lb · sleeps 6Z30 · 19,500 lb · sleeps 3the whole line →
Is the AX29 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.