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Fifth wheel · KZ factory figures · Single-Source Profile

2008 KZMontego Bay 36 REB-3

A 38-foot fifth wheel that KZ lists at 12,397 lb dry, with a 16,000 lb GVWR, for 2008.

Tow-Critical Data — as built, MY2008

12,397lb
Dry Weight
16,000lb
GVWR
2,312lb
Hitch Weight
38ft
Length
Fifth wheel · KZ Built by · KZ RV Model year · 2008

01 What makes it unique

KZ lists the 2008 Montego Bay 36 REB-3 at 12,397 lb dry, a GVWR of 16,000 lb, a net carrying capacity of 3,603 lb and a pin weight of 2,312 lb. Its dry weight plus its carrying capacity comes to exactly its GVWR.

It is 38' 7" long and 153" high. KZ prints its tanks as 55 gal fresh, 50 gal grey, 50 gal black.

Among the 5 Montego Bay floorplans KZ’s Montego Bay brochure (filed in KZ’s 2008 brochure folder; the brochure prints no year) lists with a published dry weight, it is number 5 from the lightest, in a range from 11,677 lb (Montego Bay 30 KSB-3) to 12,397 lb (Montego Bay 36 REB-3). 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 Montego Bay brochure (filed in KZ’s 2008 brochure folder; the brochure prints no year); model year 2008 comes from where the maker files it on its own site, not from the document’s text.

How the REB-3 differs from the other four Montego Bay floorplans. Most distinctive first. How these ranks are worked out.

  • Dry weight, 12,397 lb: heaviest of five; next is the IKB-3 (12,067 lb).
  • Cargo capacity, 3,603 lb: smallest of five; next is the IKB-3 (3,933 lb).
  • Cargo capacity as a share of GVWR, 22.5%: smallest of five; next is the IKB-3 (24.6%).
  • Length, 38 ft 7 in: longest of five; next is the IKB-3 (37 ft 4 in).
  • Pin weight as a share of dry weight, 18.6%: second-smallest of five, between the IKB-3 (18.5%) and the RLB-3 (19.2%).
  • Pin weight, 2,312 lb: third-lightest of five, between the RLB-3 (2,285 lb) and the KSB-3 (2,450 lb).

Next to the IKB-3, the nearest lighter floorplan by dry weight, the REB-3 is 330 lb heavier by dry weight, has 330 lb less cargo capacity, has a pin weight 80 lb heavier and is 1 ft 3 in longer; the two publish the same GVWR, exterior height, interior height, fresh tank, grey tank and black tank.

02 Full specifications

Dimensions

Exterior length
38' 7"
Exterior height
153"
Exterior width
96"
Interior height
93"

Weights

Dry / unit base weight (UVW)
12,397 lb
GVWR (max loaded)
16,000 lb
Net cargo / payload (CCC)
3,603 lb
Hitch / pin weight
2,312 lb

Capacities

Fresh water
55 gal
Grey water
50 gal
Black water
50 gal

Running gear

Hitch type
Fifth wheel (pin box)
Tire size
ST 235-80R16

Sleeping & layout

Sleeps
Not published by KZ
Model year source
KZ brochure archive kz-rv.com/brochures/: link "Montego Bay" under heading "2008", file in /brochures/2008/; brochure text prints no model year
Dry Axle Weight
10085
Axle Rating
(2) 7000
Black tank label (as printed)
printed as Waste Water Capacity (gal); shown here as the black tank

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.

Drawn to scale

Weight budget

Loaded weight budget for the Montego Bay 36 REB-3Horizontal bar. Dry weight 12,397 pounds, then cargo capacity 3,603 pounds, against a GVWR of 16,000 pounds. Pin weight 2,312 pounds on the same scale.GVWR 16,000 lbsDry 12,397 lbsCargo capacity 3,603 lbsPin weight 2,312 lbs — same scale

Size, with end view

Scale outline of the Montego Bay 36 REB-3Scale outline of the Montego Bay 36 REB-3. Overall length 38' 7", overall height 12' 9", overall width 8' 0".end view8' 0"38' 7" overall length12' 9"

Holding tanks

Holding tank capacities for the Montego Bay 36 REB-3Holding tank capacities: fresh 55 gallons, grey 50 gallons, black 50 gallons.Fresh55 galGrey50 galBlack50 gal

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

Towing it

Tow rating needed16,000 lb
Published pin weight2,312 lb
Loaded pin weight, rule of thumb2,400–4,000 lb
In-bed fifth-wheel hitch rating needed16,000 lb towed / 4,000 lb pin
Payload check. Budget loaded, not dry: subtract the loaded range, every passenger and the bed and cab load from the payload on your tow vehicle’s door-pillar placard (49 CFR 571.110 S4.3).

Check your vehicle. Enter the ratings from your owner’s manual and the door-pillar placard.

Compares your figures with this page’s published GVWR (16,000 lb) and the upper loaded pin estimate (4,000 lb, a rule of thumb). Your vehicle’s placard and the trailer’s own weight label govern.

Loaded range: 15–25% of GVWR on the pin, a rule of thumb, not a measurement of this unit. No truck ratings or hitch classes (why; NHTSA, DOT HS 809 433).

Check this floorplan against your own vehicle’s numbers

03 The Montego Bay floorplan family

KZ’s Montego Bay brochure (filed in KZ’s 2008 brochure folder; the brochure prints no year) lists 5 Montego Bay floorplans; every one with a printed weight has a page here.

FloorplanNominalSleepsNotable
Montego Bay 30 KSB-335' 2"—Profiled
Montego Bay 34 RLB-337' 3"—Profiled
Montego Bay 34-SB-337'—Profiled
Montego Bay 36 IKB-337' 4"—Profiled
Montego Bay 36 REB-338' 7"—Profiled

KZ’s Montego Bay brochure (filed in KZ’s 2008 brochure folder; the brochure prints no year) lists 5 Montego Bay floorplans. Every one with a printed weight has a page here.

04 Notes on this floorplan

What KZ does not publish for the Montego Bay 36 REB-3

KZ prints no 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 Montego Bay 36 IKB-3

12,067 lb dry and 16,000 lb GVWR, against this model’s 12,397 lb and 16,000 lb.

06 Loading it for a trip

A full 55-gallon fresh tank is about 457 lb of water (water counts as cargo: 49 CFR 571.120 S10.4.2), 13% of the Montego Bay 36 REB-3’s 3,603 lb cargo capacity, leaving 3,146 lb. Across 5 Montego Bay floorplans the water share runs 11% to 13%, and this plan’s is the highest. Nearest on that share: Montego Bay 36 IKB-3 at 12%. Your own unit’s figure is on the label inside its entry door (49 CFR 571.120 S10.4.3).

07 Where this floorplan sits

Closest sibling: the Montego Bay 36 IKB-3, nearest on the published figures. It differs on 4 of the 8 fields both publish (this plan first): length 38 ft 7 in vs 37 ft 4 in; dry weight 12,397 lb vs 12,067 lb; cargo capacity 3,603 lb vs 3,933 lb; hitch weight 2,312 lb vs 2,232 lb. They match on GVWR, fresh tank, grey tank and black tank.

Montego Bay plansThis planPosition, low to highRange
Dry weight (lb)12,3975 of 511,677–12,397
Cargo capacity (lb)3,6031 of 53,603–4,323
Hitch weight (lb)2,3123 of 52,232–2,492
Length38 ft 7 in5 of 535 ft 2 in–38 ft 7 in

Either side of it by GVWR: Montego Bay 36 IKB-3 matches it at 16,000 lb GVWR.

Nearest Montego Bay siblingsLengthSleepsDry (lb)GVWR (lb)CCC (lb)Hitch (lb)Fresh (gal)
Montego Bay 36 REB-338 ft 7 in—12,39716,0003,6032,31255
Montego Bay 36 IKB-337 ft 4 in—12,06716,0003,9332,23255
Montego Bay 34 RLB-337 ft 3 in—11,87716,0004,1232,28555
Montego Bay 34-SB-337 ft 0 in—11,92716,0004,0732,49255
Montego Bay 30 KSB-335 ft 2 in—11,67716,0004,3232,45055

All 5 Montego Bay floorplans: Montego Bay line hub.

Other lines, nearest by GVWRGVWR (lb)Dry (lb)SleepsLength
Montego Bay 36 REB-316,00012,397—38 ft 7 in
Big Country 3200RLK16,00012,140436 ft 5 in
Bighorn 31RL16,00013,060436 ft 0 in
Bighorn Traveler 37FB16,00012,115442 ft 4 in
ElkRidge 32RLS16,00010,788436 ft 2 in
Inferno 3710T16,00012,415—40 ft 7 in
North Point 310RLTS16,00013,375436 ft 0 in

Against the Montego Bay 36 REB-3: the Big Country 3200RLK is 2 ft shorter; the Bighorn 31RL is 3 ft shorter; the Bighorn Traveler 37FB is 4 ft longer.

08 Common questions about the Montego Bay 36 REB-3

How much does the Montego Bay 36 REB-3 weigh?

12,397 lb dry; 16,000 lb GVWR, the most it may weigh loaded.

How much can the Montego Bay 36 REB-3 carry?

3,603 lb, 23% of its GVWR (median across 442 fifth wheels here: 19%). A full fresh tank uses 457 lb of it.

What is the pin weight of the Montego Bay 36 REB-3?

2,312 lb as published, 19% of the dry weight (median across 686 fifth wheels here: 19%).

What size tow vehicle does the Montego Bay 36 REB-3 need?

A tow rating of at least 16,000 lb, plus payload for the loaded pin weight, passengers and cargo.

What are the tank capacities on the Montego Bay 36 REB-3?

Fresh 55, grey 50, black 50 gallons. Off hookups, fresh water runs out first.

How long is the Montego Bay 36 REB-3?

38' 7" overall, tongue or pin box included.

From the figures above.

09 What this page publishes, and what it does not

11 of the 18 fields this catalogue tracks are published for the Montego Bay 36 REB-3. Not published: sleeps, slide count, axle count, awning, refrigerator, air conditioning, tire size (a description is published, a size is not).

Sourcing rules: methodology.

11 NHTSA safety record

NHTSA holds 5 recall campaigns and 3 owner complaints (model years 2005 on) against the Montego Bay line (a recall and a complaint are not the same thing).

Too few reports to show a pattern. 3 complaints have been filed on this line — not enough to say what fails most often. They cover tires and latches/locks/linkages.

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 Montego Bay line page.