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Toy hauler · KZ factory figures · Single-Source Profile

2009 KZInferno SST FBL24

A toy hauler that KZ lists at 5,990 lb dry, with a 10,400 lb GVWR, for 2009.

Tow-Critical Data — as built, MY2009

5,990lb
Dry Weight
10,400lb
GVWR
780lb
Hitch Weight
—
Length
Toy hauler · KZ Built by · KZ RV Model year · 2009

01 What makes it unique

KZ lists the 2009 Inferno SST FBL24 at 5,990 lb dry, a GVWR of 10,400 lb, a net carrying capacity of 4,410 lb and a hitch weight of 780 lb. Its dry weight plus its carrying capacity comes to exactly its GVWR.

KZ prints no tank capacity for it.

Among the 4 Inferno SST floorplans KZ’s Inferno SST brochure (filed in KZ’s 2009 brochure folder; the brochure prints no year) lists with a published dry weight, it is number 2 from the lightest, in a range from 5,390 lb (Inferno SST FKL19) to 7,860 lb (Inferno SST FSL29). Every figure in that comparison is KZ’s, for the same model year.

Every number on this page was read on 6 Nov 2026 from KZ’s Inferno SST brochure (filed in KZ’s 2009 brochure folder; the brochure prints no year); model year 2009 comes from where the maker files it on its own site, not from the document’s text.

How the FBL24 differs from the other three Inferno SST floorplans. Most distinctive first. How these ranks are worked out.

  • Dry weight, 5,990 lb: second-lightest of four, between the FKL19 (5,390 lb) and the FSL25 (6,660 lb).
  • Cargo capacity, 4,410 lb: second-largest of four, between the FSL29 (4,140 lb) and the FKL19 (5,010 lb).
  • Cargo capacity as a share of GVWR, 42.4%: second-largest of four, between the FSL25 (36%) and the FKL19 (48.2%).

Next to the FKL19, the nearest lighter floorplan by dry weight, the FBL24 is 600 lb heavier by dry weight and has 600 lb less cargo capacity; the two publish the same GVWR.

Next to the FSL25, the nearest heavier floorplan by dry weight, the FBL24 is 670 lb lighter by dry weight and has 670 lb more cargo capacity; the two publish the same GVWR.

02 Full specifications

Dimensions

Exterior length
Not published by KZ
Exterior height
Not published by KZ
Exterior width
Not published by KZ
Interior height
Not published by KZ

Weights

Dry / unit base weight (UVW)
5,990 lb
GVWR (max loaded)
10,400 lb
Net cargo / payload (CCC)
4,410 lb
Hitch weight
780 lb

Capacities

Fresh water
Not published by KZ
Grey water
Not published by KZ
Black water
Not published by KZ

Running gear

Hitch type
Not stated per floorplan by KZ
Tire size
Not published by KZ

Sleeping & layout

Sleeps
Not published by KZ
Model year source
KZ brochure archive: link "Inferno SST" under heading "2009", file /brochures/2009/; brochure text prints no model year
Axle Weight
5,210
Axles
(2) 5,200

How these published figures sit against the rest of the catalogue: travel trailer tongue weight by size; fresh, grey and black tank sizes; camper trailer size chart.

Drawn to scale

Weight budget

Loaded weight budget for the Inferno SST FBL24Horizontal bar. Dry weight 5,990 pounds, then cargo capacity 4,410 pounds, against a GVWR of 10,400 pounds.GVWR 10,400 lbsDry 5,990 lbsCargo capacity 4,410 lbs

Axles, wheels and nose shape are schematic; not a floorplan. Data: dataset.

03 The Inferno SST floorplan family

KZ’s Inferno SST brochure (filed in KZ’s 2009 brochure folder; the brochure prints no year) lists 4 Inferno SST floorplans; every one with a printed weight has a page here.

FloorplanNominalSleepsNotable
Inferno SST FKL19——Profiled
Inferno SST FBL24——Profiled
Inferno SST FSL25——Profiled
Inferno SST FSL29——Profiled

KZ’s Inferno SST brochure (filed in KZ’s 2009 brochure folder; the brochure prints no year) lists 4 Inferno SST floorplans. Every one with a printed weight has a page here.

04 Notes on this floorplan

What KZ does not publish for the Inferno SST FBL24

KZ prints no tire size, interior height, grey-tank, black-tank, sleeping capacity for this model, so none is given. Nothing is filled from a sibling model, 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). Those figures come from the trailer itself and govern the towing decision.

05 How it compares

Lighter
KZ Inferno SST FKL19

5,390 lb dry and 10,400 lb GVWR, against this model’s 5,990 lb and 10,400 lb.

Heavier
KZ Inferno SST FSL25

6,660 lb dry and 10,400 lb GVWR, against this model’s 5,990 lb and 10,400 lb.

06 Loading it for a trip

Cargo capacity on the Inferno SST FBL24 is 4,410 lb.

No source publishes a tongue weight for the Inferno SST FBL24, so its hitch load has to come from a scale ticket taken with the trailer hitched.

07 Where this floorplan sits

Closest sibling: the Inferno SST FKL19, nearest on the published figures. It differs on 2 of the 3 fields both publish (this plan first): dry weight 5,990 lb vs 5,390 lb; cargo capacity 4,410 lb vs 5,010 lb. They match on GVWR.

Inferno SST plansThis planPosition, low to highRange
GVWR (lb)10,4001–3 of 410,400–12,000
Dry weight (lb)5,9902 of 45,390–7,860
Cargo capacity (lb)4,4103 of 43,740–5,010

Either side of it by GVWR: Inferno SST FKL19 matches it at 10,400 lb GVWR.

Nearest Inferno SST siblingsLengthSleepsDry (lb)GVWR (lb)CCC (lb)Hitch (lb)Fresh (gal)
Inferno SST FBL24——5,99010,4004,410——
Inferno SST FKL19——5,39010,4005,010——
Inferno SST FSL25——6,66010,4003,740——
Inferno SST FSL29——7,86012,0004,140——

All 4 Inferno SST floorplans: Inferno SST line hub.

Other lines, nearest by GVWRGVWR (lb)Dry (lb)SleepsLength
Inferno SST FBL2410,4005,990——
Access 32BR10,4008,008837 ft 11 in
Essence E25RK10,4007,808—28 ft 0 in
inTech Black Wing 826-X10,400—425 ft 9 in
Jay Flight 331BTS10,4008,6801237 ft 10 in
Arctic Fox Edge 22GT10,4006,545423 ft 10 in
Arctic Fox NXT 22GT10,4005,910423 ft 10 in

08 Common questions about the Inferno SST FBL24

How much does the Inferno SST FBL24 weigh?

5,990 lb dry; 10,400 lb GVWR, the most it may weigh loaded.

How much can the Inferno SST FBL24 carry?

4,410 lb, 42% of its GVWR (median across 1,416 travel trailers here: 23%).

What size tow vehicle does the Inferno SST FBL24 need?

A tow rating of at least 10,400 lb, plus payload for the loaded tongue weight, passengers and cargo.

From the figures above.

09 What this page publishes, and what it does not

4 of the 18 fields this catalogue tracks are published for the Inferno SST FBL24. Not published: hitch weight, exterior length, exterior height, exterior width, interior height, fresh tank, grey tank, black tank, sleeps, slide count, tire specification, awning, refrigerator, air conditioning.

Sourcing rules: methodology.

11 NHTSA safety record

NHTSA holds 1 recall campaign against the Inferno SST line (a recall and a complaint are not the same thing).

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 Inferno SST line page.