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Fifth Wheel · Factory Roster · Single-Source Profile

2027 Forest River Cedar Creek312RK

a 34-foot fifth wheel that leaves the factory at 12,554 lbs dry and is rated to carry 3,656 lbs of cargo.

Tow-Critical Data — as built, MY2027

12,554lb
Dry Weight
16,210lb
GVWR
2,210lb
Pin Weight
34ft
Length
3,656 lb cargo Fifth Wheel · Fifth Wheels Built by · Forest River Model year · 2027

01 What makes it unique

The Cedar Creek 312RK leaves Forest River's factory at 12,554 lbs dry, with a published GVWR of 16,210 lbs and 3,656 lbs of cargo capacity between the two. Cargo capacity is 23% of the loaded rating, and Forest River's own definition is worth reading before you plan against it: cargo capacity is what remains for fresh water, gear, food, batteries and every dealer-installed accessory. Fresh water alone is 8.3 lb per gallon, so filling this trailer's 75-gallon fresh tank spends 622 lbs of that 3,656 lbs before anything else is loaded.

Pin weight is 2,210 lbs, which is 18% of the dry weight. That figure lands on the truck's rear axle and comes straight off its payload rating - not its towing rating, which is the number most often quoted and the wrong one for this decision. Pin weight rises as the trailer is loaded, and a fifth wheel loaded toward its cargo capacity will put substantially more than 2,210 lbs over the bed. Read the payload figure on your own door sticker rather than a brochure maximum for the model.

Tank capacities are 75 gallons fresh, 123 grey and 41 black, 164 gallons of waste capacity against 75 gallons of supply. The ratio is what governs how long the trailer can sit off hookups: waste capacity exceeds fresh, so the fresh tank is the binding constraint and refilling extends the stay. Forest River publishes these three figures per floorplan, and they are the factory's numbers rather than a segment average.

Against the rest of the Cedar Creek roster this is the 5th of 19 floorplans by dry weight, in a line that runs from 11,244 lbs to 15,429 lbs. It sits in the lighter third of the line. Comparing floorplans inside one line is more reliable than comparing across brands, because every figure here comes from the same factory channel on the same day.

A useful way to read the pair of weights is to stop planning against the dry figure. Nobody tows a trailer at 12,554 lbs: that is the weight before water, batteries, propane, bedding, food, tools and anything the dealer bolted on. Load half the published cargo capacity, which is modest for a family trip, and this plan is already near 14,382 lbs on the road. Compare that number against the tow vehicle, not the dry weight, and leave margin on top of it - the published GVWR of 16,210 lbs is a limit rather than a target.

Every number above was captured twice from Forest River and checked against itself before it was published. The line listing and the individual floorplan page are two separate factory renderings of the same trailer, and this plan's 4 shared figures agree exactly on both. Dry weight plus cargo capacity also equals the published GVWR exactly, which is the arithmetic check this site runs on every profiled floorplan. Where a figure is missing from this page it is because Forest River does not publish it in this channel, not because it was hard to find - and the row says so rather than being quietly dropped.

Forest River publishes no floorplan description for this plan in the channel this page is built from - only the numeric specification block. Rather than describe a layout from the floorplan code, which would be a guess dressed as a fact, this page carries what the factory publishes and says where it stops. 312RK is a Cedar Creek designation and this site does not decode it into a layout claim.

How the 312RK differs from the other eighteen Cedar Creek floorplans. Most distinctive first. Each rank counts only the siblings that publish that field, and a figure most of them share is left out. Not every one of these pages covers the same model years as this one (2027); each figure is the one its own page prints, so a rank compares pages, not one model year.

  • Length, 34 ft 5 in: shortest of nineteen; next are the 290RL and 291RW (34 ft 7 in).
  • Dry weight, 12,554 lb: fifth-lightest of nineteen, between the 290RL (12,254 lb) and the 377BH (12,679 lb).
  • Cargo capacity as a share of GVWR, 22.6%: fifth-largest of nineteen, between the 311RL (22.1%) and the 375RD (23.4%).
  • Cargo capacity, 3,656 lb: sixth-largest of nineteen, between the 377BH (3,456 lb) and the 385TH (3,810 lb).
  • Grey tank, 123 gal: largest of nineteen, level with the 385RK and 390RKB; next are the 290RL, 291RW and fourteen others (82 gal).
  • GVWR, 16,210 lb: seventh-lowest of nineteen, between the 345IK (16,190 lb) and the 360RL (16,525 lb).
  • Pin weight, 2,210 lb: seventh-lightest of nineteen, between the 345IK (2,190 lb) and the 291RW (2,350 lb).
  • Pin weight as a share of dry weight, 17.6%: seventh-smallest of nineteen, between the 290RL (17.1%) and the 398FL (17.7%).
  • Exterior height, 13 ft 3 in: shared with the 290RL, 381MUD and two others; of nineteen, two lower and twelve taller, nearest the 390RKB (13 ft 2 in) and the 383FB (13 ft 4 in).
  • Fresh tank, 75 gal: shared with the 290RL, 361RL and five others; of nineteen, ten smaller and one larger, nearest the 291RW, 311RL and eight others (69 gal) and the 398FL (82 gal).

Next to the 290RL, the nearest lighter floorplan by dry weight, the 312RK is 300 lb heavier by dry weight, has a GVWR 115 lb higher, has 185 lb less cargo capacity, has a pin weight 115 lb heavier, is 2 in shorter and has a grey tank 41 gal larger; the two publish the same exterior height, fresh tank and black tank.

Next to the 377BH (2022 page), the nearest heavier floorplan by dry weight, the 312RK is 125 lb lighter by dry weight, has a GVWR 75 lb higher, has 200 lb more cargo capacity, has a pin weight 75 lb heavier, is 8 ft shorter, stands 2 in lower, has a fresh tank 6 gal larger and has a grey tank 41 gal larger; the two publish the same black tank.

02 Full specifications

Dimensions

Exterior length
34' 5"
Exterior height
13' 3"
Exterior width
101"

Weights

Dry / unit base weight (UVW)
12,554 lbs
GVWR (max loaded)
16,210 lbs
Net cargo / payload (CCC)
3,656 lbs
Hitch / pin weight
2,210 lbs

Capacities

Fresh water
75 gal
Grey water
123 gal
Black water
41 gal

Running gear

Hitch type
Fifth wheel (pin box)
Axles
Not published by Forest River
Tires
Not published by Forest River

Sleeping & layout

Sleeps
Not published by Forest River
Awnings
15'

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 312RKHorizontal bar. Dry weight 12,554 pounds, then cargo capacity 3,656 pounds, against a GVWR of 16,210 pounds. Pin weight 2,210 pounds on the same scale.GVWR 16,210 lbsDry 12,554 lbsCargo capacity 3,656 lbsPin weight 2,210 lbs — same scale

Size, with end view

Scale outline of the 312RKScale outline of the 312RK. Overall length 34' 5", overall height 13' 3", overall width 8' 5".end view8' 5"34' 5" overall length13' 3"

Holding tanks

Holding tank capacities for the 312RKHolding tank capacities: fresh 75 gallons, grey 123 gallons, black 41 gallons.Fresh75 galGrey123 galBlack41 gal

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

Towing it

Tow rating needed16,210 lb
Published pin weight2,210 lb
Loaded pin weight, rule of thumb2,432–4,052 lb
In-bed fifth-wheel hitch rating needed16,210 lb towed / 4,052 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 (16,210 lb) and the upper loaded pin estimate (4,052 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).

03 The Cedar Creek floorplan family

Eight 2027 Cedar Creek floorplans with a full factory record, read from Forest River on 22 Oct 2026. They run 12,254 to 15,429 lb dry on lengths of 34 feet 5 inches to 43 feet 5 inches, with hitch weights of 2,095 to 3,015 lb and cargo capacities of 2,376 to 3,841 lb. Forest River publishes a GVWR for all eight, from 16,095 to 18,000 lb, and dry weight plus cargo capacity equals it exactly on every one.

FloorplanNominalDry weight (lb)GVWR (lb)Notable
290RL34' 7"12,25416,095Fifth Wheels
312RK34' 5"12,55416,210Fifth Wheels
361RL39' 7"14,00416,625Fifth Wheels
390RKB43' 3"14,48416,860Fifth Wheels
385RK41' 9"14,77918,000Fifth Wheels
380RB2———2027 figures pending: Forest River’s printed weights do not add up
380DB - DSO43' 5"15,02416,815Dealer stock only
398FL43' 1"15,05918,000Fifth Wheels
383FB42' 1"15,13918,000Fifth Wheels
381MUD43' 5"15,42918,000Fifth Wheels

Forest River's 2027 Cedar Creek roster, read 22 Oct 2026, lists ten floorplans. 312RK is on this site for the first time; seven already have their own page here, which keeps the record it was built from. Two further roster entries are listed on the hub without a page. Sleeping capacity, axle count, tire size and MSRP are not published in this channel.

04 Notes on this floorplan

What Forest River does not publish for this line

Sleeping capacity, axle count, tire size and MSRP are absent from Forest River's specification channel for Cedar Creek, so they are absent here. They are not estimated from the segment, not carried over from a sibling floorplan, and not taken from a dealer listing quoting itself. A tire size in particular is a safety-relevant number that differs between two codes a digit apart, and this site does not guess one.

Weigh it before you tow it

Every figure on this page is a factory publication for a standard build. Forest River's own footnote on unloaded weight calls it an estimated average based on a standard build with optional equipment, and options, dealer-installed accessories and the previous owner's additions all move it. The only weight that governs your towing decision is the one under your own trailer on a scale, loaded the way you actually travel.

05 How it compares

Lighter
Cedar Creek 290RL

12,254 lbs dry against this plan's 12,554 lbs, a difference of 300 lbs. Same line, same factory channel, same model year - so the gap is a real one rather than a difference in how two brands measure.

Heavier
Cedar Creek 361RL

14,004 lbs dry, 1,450 lbs more than this plan, and 2,621 lbs of cargo capacity against this one's 3,656 lbs. Stepping up a floorplan usually buys length before it buys payload.

Most cargo in the line
Cedar Creek 388WDM

4,971 lbs of cargo capacity, the highest of the 19 Cedar Creek floorplans profiled here. If payload rather than length is the binding constraint, that is the plan to compare against.

06 Loading it for a trip

A full 75-gallon fresh tank is about 622 lb of water (water counts as cargo: 49 CFR 571.120 S10.4.2), 17% of the 312RK’s 3,656 lb cargo capacity, leaving 3,034 lb. Across 19 Cedar Creek floorplans the water share runs 12% to 35%, and 11 give up more than this one. Nearest on that share: Cedar Creek 360RL at 17% and Cedar Creek 311RL at 18%. 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 Cedar Creek 290RL, nearest on the published figures. It differs on 6 of the 8 fields both publish (this plan first): length 34 ft 5 in vs 34 ft 7 in; dry weight 12,554 lb vs 12,254 lb; GVWR 16,210 lb vs 16,095 lb; cargo capacity 3,656 lb vs 3,841 lb; hitch weight 2,210 lb vs 2,095 lb; grey tank 123 gal vs 82 gal. They match on fresh tank and black tank.

Cedar Creek plansThis planPosition, low to highRange
GVWR (lb)16,2107 of 1914,350–18,115
Dry weight (lb)12,5545 of 1911,244–15,429
Cargo capacity (lb)3,65614 of 191,791–4,971
Hitch weight (lb)2,2107 of 192,095–3,176
Length34 ft 5 in1 of 1934 ft 5 in–43 ft 5 in
Fresh tank (gal)7511–18 of 1969–82
Grey tank (gal)12317–19 of 1982–123
Black tank (gal)411–16 of 1941–82

Either side of it by GVWR: Cedar Creek 345IK is 20 lb lighter (16,190 lb GVWR); Cedar Creek 360RL is 315 lb heavier (16,525 lb GVWR).

Nearest Cedar Creek siblingsLengthSleepsDry (lb)GVWR (lb)CCC (lb)Hitch (lb)Fresh (gal)
Cedar Creek 312RK34 ft 5 in—12,55416,2103,6562,21075
Cedar Creek 290RL34 ft 7 in412,25416,0953,8412,09575
Cedar Creek 345IK38 ft 10 in—12,22416,1903,9662,19069
Cedar Creek 377BH42 ft 5 in—12,67916,1353,4562,13569
Cedar Creek 360RL40 ft 7 in—13,13416,5253,3912,52569
Cedar Creek 291RW34 ft 7 in—11,41414,3502,9362,35069

All 19 Cedar Creek floorplans: Cedar Creek line hub.

Other lines, nearest by GVWRGVWR (lb)Dry (lb)SleepsLength
312RK16,21012,554—34 ft 5 in
Blackthorn 3880RBDB16,22013,019—42 ft 1 in
Wolf Pack 397STAY16,15513,869—43 ft 6 in
Sandpiper 3844QUAD16,29513,864742 ft 9 in
Sierra 3844QUAD16,29513,864—42 ft 9 in
Open Range 3X 372MBH16,30013,950—43 ft 9 in
Momentum 320G16,40013,100636 ft 3 in

Against the 312RK: the Blackthorn 3880RBDB is 10 lb heavier and 8 ft longer; the Wolf Pack 397STAY is 55 lb lighter and 9 ft longer; the Sandpiper 3844QUAD is 85 lb heavier and 8 ft longer.

08 Common questions about the 312RK

How much does the 312RK weigh?

12,554 lb dry; 16,210 lb GVWR, the most it may weigh loaded.

How much can the 312RK carry?

3,656 lb, 23% of its GVWR (median across 310 fifth wheels here: 19%). A full fresh tank uses 622 lb of it.

What is the pin weight of the 312RK?

2,210 lb as published, 18% of the dry weight (median across 411 fifth wheels here: 19%).

What size tow vehicle does the 312RK need?

A tow rating of at least 16,210 lb, plus payload for the loaded pin weight, passengers and cargo.

What are the tank capacities on the 312RK?

Fresh 75, grey 123, black 41 gallons. Off hookups, fresh water runs out first.

How long is the 312RK?

34' 5" 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 312RK. Not published: interior height, sleeps, slide count, axle count, tire specification, refrigerator, air conditioning.

Sourcing rules: methodology.

11 NHTSA safety record

NHTSA holds 21 recall campaigns and 57 owner complaints (model years 2005 on) against the Cedar Creek line. They are counted separately: a recall is a confirmed defect with a remedy, a complaint one owner’s unverified account.

What to look at on a used one. Across the 57 complaints filed on this line the most-reported components are tires (26%), suspension (21%) and equipment (14%).

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 Cedar Creek line page.