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Fifth Wheel · Keystone factory figures · Single-Source Profile

2027 Keystone Arcadia3790RO

A 41-foot Arcadia fifth wheel that Keystone lists at 12,765 lb shipping weight with 1,885 lb of carrying capacity for 2027.

Tow-Critical Data — as built, MY2027

12,765lb
Shipping Wt (Keystone)
1,885lb
Carrying Cap. (Keystone)
2,650lb
Hitch (Keystone)
41ft
Length
Sleeps 4 Fifth Wheel Built by · Keystone RV Model year · 2027

01 What makes it unique

Keystone publishes three weights for the Arcadia 3790RO: a shipping weight of 12,765 lb, a carrying capacity of 1,885 lb and a hitch weight of 2,650 lb. Those are Keystone’s own terms, and this page keeps them. Keystone does not call the first figure dry or unloaded weight, does not say the hitch figure is measured dry, and publishes no GVWR for any Arcadia floorplan, so none of the three is renamed here and no loaded rating is worked out from them. The trailer’s own federal weight label, inside the door, is the document that carries its UVW, cargo capacity and GVWR.

Tank capacities are 54 gal fresh, 78 gal gray and 48 gal waste, as Keystone lists them. Fresh water weighs about 8.3 lb per US gallon, so a full fresh tank is roughly 448 lb on the road before anything else is loaded. The tire size Keystone lists is ST235/80R16E; a fifth wheel puts its pin load into the truck bed, so it counts against the truck’s payload rather than its tow rating.

Against the 2 Arcadia floorplans profiled here, this one is the 2nd by Keystone’s shipping weight, in a range from 11,242 lb (3260RL) to 12,765 lb (3790RO). Every figure in that comparison comes from the same Keystone page type for the same model year, so the comparison inside the series is like for like.

Every number on this page was read on 4 Nov 2026 from Keystone’s own floorplan page for the Arcadia 3790RO. That page carries no model year, so the year comes from the roster page that links it, which lists the Arcadia floorplans under the heading “2027 Floorplans”. Keystone notes that its website reflects the most recent production run and that features and specifications change during the year.

How the 3790RO differs from the other Arcadia floorplan. How these ranks are worked out.

Next to the 3260RL, the nearest lighter floorplan by shipping weight, the 3790RO is 1,523 lb heavier by shipping weight, has 373 lb less carrying capacity, has a hitch weight 440 lb heavier, is 5 ft 3 in longer and stands 1 in taller; the two publish the same fresh tank, grey tank and sleeping capacity.

02 Full specifications

Dimensions

Exterior length
41' 7"
Exterior height
13' 5"
Exterior width
Not published by Keystone

Weights

Dry / unit base weight (UVW)
Not published by Keystone
GVWR (max loaded)
Not published by Keystone
Shipping weight (Keystone’s term)
12,765 lb
Carrying capacity (Keystone’s term)
1,885 lb
Hitch weight, as Keystone lists it
2,650 lb

Capacities

Fresh water
54 gal
Gray water
78 gal
Waste water
48 gal

Running gear

Hitch type
Fifth wheel (pin box)
Tire size
ST235/80R16E

Sleeping & layout

Sleeps
4
Propane
60 lb
Refrigerator
16 cu ft

How these published figures sit against the rest of the catalogue: fifth wheel pin weight and payload; fresh, grey and black tank sizes; camper trailer size chart.

Towing it

Can’t check: Keystone publishes no GVWR. A tow check needs the GVWR, the most the trailer may weigh loaded, and Keystone prints none for this floorplan, so this site does not work one out. Read the GVWR on the trailer’s own federal weight label and hold it against your tow vehicle’s ratings.

03 The Arcadia floorplan family

Keystone lists 2 Arcadia floorplans for 2027. 2 have a complete Keystone figure set and no existing page here, and are profiled, from 11,242 lb to 12,765 lb shipping weight; the others are catalogued on this page with the reason against each. Keystone publishes shipping weight, carrying capacity and hitch weight for these trailers, and no GVWR.

FloorplanNominalSleepsNotable
3260RL36' 4"4Profiled
3790RO41' 7"4Profiled

Keystone lists 2 Arcadia floorplans for 2027. 2 are profiled here; the rest are catalogued with the reason against each.

04 Notes on this floorplan

What Keystone does not publish for the Arcadia

No GVWR, no unloaded (dry) weight under that name, no dry hitch weight and no exterior width appear on Keystone’s floorplan pages for this series, so those rows read as not published. Nothing is filled from a sibling floorplan, a different model year or a dealer listing.

Read the label on the trailer

Federal rules put a load-carrying label inside every RV trailer: its unloaded weight with full propane, its cargo carrying capacity and its GVWR (49 CFR 571.110 and 571.120). On a Arcadia those figures come from the trailer, not from this page, and they govern the towing decision.

05 How it compares

Lighter
Arcadia 3260RL

11,242 lb shipping weight against this plan’s 12,765 lb (Keystone’s figures, same series, same model year).

07 Where this floorplan sits

Closest sibling: the Arcadia 3260RL, nearest on the published figures. It differs on 2 of the 5 fields both publish (this plan first): length 41 ft 7 in vs 36 ft 4 in; hitch weight 2,650 lb vs 2,210 lb. They match on sleeps, fresh tank and grey tank.

Nearest Arcadia siblingsLengthSleepsDry (lb)GVWR (lb)CCC (lb)Hitch (lb)Fresh (gal)
Arcadia 3790RO41 ft 7 in4———2,65054
Arcadia 3260RL36 ft 4 in4———2,21054

All 2 Arcadia floorplans: Arcadia line hub.

08 Common questions about the 3790RO

What is the pin weight of the 3790RO?

2,650 lb as published.

How many people does the 3790RO sleep?

It is rated to sleep 4.

What are the tank capacities on the 3790RO?

Fresh 54, grey 78 gallons.

How long is the 3790RO?

41' 7" overall, tongue or pin box included.

From the figures above.

09 What this page publishes, and what it does not

8 of the 18 fields this catalogue tracks are published for the 3790RO. Not published: dry weight, GVWR, cargo capacity (CCC), exterior width, interior height, black tank, slide count, axle count, awning, air conditioning.

Sourcing rules: methodology.

11 NHTSA safety record

NHTSA holds 5 recall campaigns and 6 owner complaints (model years 2005 on) against the Arcadia line (a recall and a complaint are not the same thing).

Too few reports to show a pattern. 6 complaints have been filed on this line — not enough to say what fails most often. They cover service brakes and engine.

Recall coverage here is not complete, and complaints are owners’ unverified reports (how this record is built). Check a specific VIN at NHTSA before you buy. Full tables are on the Arcadia line page.