CamperHardlyKnowHer

Thor Motor Coach A.C.E. 33.1

Class Abuilt 2020–22Mixed 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
Length34.7 ft
Height (incl. A/C)12.2 ft
Width8.3 ft
Interior height7.0 ft
GVWR20,500 lb
Dry weightnot published
Sleeps8
Slide-outs1
Fresh water50 gal
Grey water40 gal
Black water40 gal
Air conditioning13,500 BTU
Awning19 ft
Fuel80 gal
Engine / chassisFord 7.3L V8 on F-53
GeneratorOnan 5.5kW gas

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

WHERE PEOPLE SLEEP
  • 1× Rear king bed(Permanent)72×76
  • 2× Bunk beds(Permanent)28×71
  • 1× 68in jack-knife sofa(Convertible)—
  • 1× 60in jack-knife sofa(Convertible)—
  • 1× 68in Dream Dinette(Convertible)—
  • 1× Drop-down overhead bunk(Stow-away)46×74
HOW IT'S BUILT — 3/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyOpen

Thor Motor Coach (Mixed tier): A.C.E. is Thor's entry gas Class A — Vacu-Bond laminated walls and a lot of standard content for the money, undercut by the same inconsistent Thor build QC that dogs the rest of the volume lineup.

YEAR BY YEAR — WHAT CHANGED
  • 2020Introduced
  • 2022Discontinued
FINDING ONE

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

THE READ

Longest A.C.E. ever: king bed, rear bunks and two sofas, sleeps eight.

OTHER A.C.E. FLOORPLANS
27.1 · 16,000 lb · sleeps 627.2 · 18,000 lb · sleeps 629.2 · 16,000 lb · sleeps 629.3 · 18,000 lb · sleeps 629.4 · 18,000 lb · sleeps 629.5 · 18,000 lb · sleeps 629D · 18,000 lb · sleeps 629G · 18,000 lb · sleeps 630.1 · 18,000 lb · sleeps 830.2 · 18,000 lb · sleeps 830.3 · 18,000 lb · sleeps 730.4 · 18,000 lb · sleeps 630C · 18,000 lb · sleeps 632.1 · 20,500 lb · sleeps 6the whole line →
Is the 33.1 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 dealer and aggregator listings, retrieved 2026-07.