01 What makes it unique
Forest River lists the 2026 Rockwood Premier Hardside A121FD at 2,212 lb dry, a net carrying capacity of 1,073 lb and a tongue weight of 285 lb. It prints no GVWR for it.
It is 16' 5" long. Forest River prints its tanks as 18 gal fresh.
Every number on this page was read on 7 Nov 2026 from Forest River’s Rockwood camping-trailer brochures (filed in Forest River’s year folders; the brochures print no year); model year 2026 comes from where the maker files it on its own site, not from the document’s text.
How the A121FD differs from the other 53 Rockwood Camping Trailers floorplans. Most distinctive first. Sibling pages may cover other model years than this one (2026). How these ranks are worked out.
- Length, 16 ft 5 in: shared with the 2280LTD and A123RG; of 54, eleven shorter and 40 longer, nearest the A101RB (16 ft 4 in) and the 1920FT, 1930FT and two others (16 ft 7 in).
- Fresh tank, 18 gal: shared with the 1640FT, 1920FT and ten others; of 52, three smaller and 36 larger, nearest the 1640LTD, 1940LTD and 2280LTD (10 gal) and the 1640ESP, 1910ESP and 22 others (20 gal).
- Dry weight, 2,212 lb: twentieth-lightest of 54, between the A123RG (2,193 lb) and the 1970ESP (2,246 lb).
- Tongue weight as a share of dry weight, 12.9%: shared with the 1640LTD; of 54, 36 smaller and sixteen larger, nearest the A122SESP (12.8%) and the 2280BHESP, 2318ESP and three others (13.1%).
- Cargo capacity, 1,073 lb: 22nd-largest of 54, between the 1930FT (1,057 lb) and the 1920FT (1,087 lb).
- Tongue weight, 285 lb: 23rd-lightest of 54, between the A122S (284 lb) and the 2280 (289 lb).
Next to the A123RG, the nearest lighter floorplan by dry weight, the A121FD is 19 lb heavier by dry weight, has 44 lb less cargo capacity and has a tongue weight 25 lb lighter; the two publish the same length and fresh tank.
Next to the 1970ESP (2024 page), the nearest heavier floorplan by dry weight, the A121FD is 34 lb lighter by dry weight, has 321 lb more cargo capacity, has a tongue weight 17 lb heavier, is 1 ft 6 in longer and has a fresh tank 2 gal smaller.
02 Full specifications
Dimensions
- Exterior length
- 16' 5"
- Exterior height
- Not published by Forest River
- Exterior width
- Not published by Forest River
- Interior height
- Not published by Forest River
Weights
- Dry / unit base weight (UVW)
- 2,212 lb
- GVWR (max loaded)
- Not published by Forest River
- Net cargo / payload (CCC)
- 1,073 lb
- Hitch / tongue weight
- 285 lb
Capacities
- Fresh water
- 18 gal
- Grey water
- Not published by Forest River
- Black water
- Not published by Forest River
Running gear
- Hitch type
- Bumper pull
- Tire size
- Not published by Forest River
Sleeping & layout
- Sleeps
- Not published by Forest River
- Also sold as (identical figures)
- Forest River Flagstaff T12FD — the 2026 Flagstaff brochure prints the same UVW, cargo capacity, hitch weight and length
- Length as printed (Closed Length)
- 16' 5"
- Open Length
- 16' 5"
- Box Size
- 12'
- Closed Height
- 5' 3"
- Axle Weight
- 1889
- Gray Water
- N/A
- Black Water
- N/A
- Weight basis (as printed)
- UVW (Unloaded Vehicle Weight) and CCC as printed; no GVWR is printed per plan, so UVW + CCC cannot be checked against a GVWR
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.
03 The Rockwood Camping Trailers floorplan family
Forest River’s Rockwood camping-trailer brochures (filed in Forest River’s year folders; the brochures print no year) lists 54 Rockwood Camping Trailers floorplans; every one with a printed weight has a page here.
Forest River’s Rockwood camping-trailer brochures (filed in Forest River’s year folders; the brochures print no year) lists 54 Rockwood Camping Trailers floorplans. Every one with a printed weight has a page here.
04 Notes on this floorplan
What Forest River does not publish for the Rockwood Premier Hardside A121FD
Forest River prints no GVWR, 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
2,193 lb dry and Not published by Forest River GVWR, against this model’s 2,212 lb and Not published by Forest River.
2,246 lb dry and Not published by Forest River GVWR, against this model’s 2,212 lb and Not published by Forest River.
06 Loading it for a trip
A full 18-gallon fresh tank is about 149 lb of water, 14% of the Rockwood Premier Hardside A121FD’s 1,073 lb cargo capacity, leaving 924 lb. Across 52 Rockwood Camping Trailers floorplans the water share runs 7% to 50%, and 35 give up more than this one. Nearest on that share: Rockwood Camping Trailers Rockwood Freedom 1920FT at 14% and Rockwood Camping Trailers Rockwood Freedom 1930FT at 14%.
07 Where this floorplan sits
Closest sibling: the Rockwood Camping Trailers Rockwood Premier Hardside A123RG, nearest on the published figures. It differs on 3 of the 5 fields both publish (this plan first): dry weight 2,212 lb vs 2,193 lb; cargo capacity 1,073 lb vs 1,117 lb; hitch weight 285 lb vs 310 lb. They match on length and fresh tank.
| Rockwood Camping Trailers plans | This plan | Position, low to high | Range |
|---|---|---|---|
| Dry weight (lb) | 2,212 | 20 of 54 | 1,299–3,562 |
| Cargo capacity (lb) | 1,073 | 33 of 54 | 431–1,844 |
| Hitch weight (lb) | 285 | 23 of 54 | 162–400 |
| Length | 16 ft 5 in | 12–14 of 54 | 11 ft 9 in–26 ft 5 in |
| Fresh tank (gal) | 18 | 4–16 of 52 | 10–26 |
Either side of it by dry weight: Rockwood Camping Trailers Rockwood Premier Hardside A123RG is 19 lb lighter (2,193 lb dry); Rockwood Camping Trailers Rockwood ESP 1970ESP is 34 lb heavier (2,246 lb dry).
| Nearest Rockwood Camping Trailers siblings | Length | Sleeps | Dry (lb) | GVWR (lb) | CCC (lb) | Hitch (lb) | Fresh (gal) |
|---|---|---|---|---|---|---|---|
| Rockwood Camping Trailers Rockwood Premier Hardside A121FD | 16 ft 5 in | — | 2,212 | — | 1,073 | 285 | 18 |
| Rockwood Camping Trailers Rockwood Premier Hardside A123RG | 16 ft 5 in | — | 2,193 | — | 1,117 | 310 | 18 |
| Rockwood Camping Trailers Rockwood Freedom 1920FT | 16 ft 7 in | — | 2,153 | — | 1,087 | 240 | 18 |
| Rockwood Camping Trailers Rockwood Freedom 1930FT | 16 ft 7 in | — | 2,178 | — | 1,057 | 235 | 18 |
| Rockwood Camping Trailers Rockwood Premier Hardside A122S | 18 ft 4 in | — | 2,120 | — | 1,164 | 284 | 18 |
| Rockwood Camping Trailers Rockwood Freedom 1940F | 16 ft 7 in | — | 2,147 | — | 1,097 | 244 | 20 |
All 54 Rockwood Camping Trailers floorplans: Rockwood Camping Trailers line hub.
| Other lines, nearest by dry weight | GVWR (lb) | Dry (lb) | Sleeps | Length |
|---|---|---|---|---|
| Rockwood Premier Hardside A121FD | — | 2,212 | — | 16 ft 5 in |
| Clipper Camping Trailers Clipper LS 128LS | 3,223 | 2,204 | 8 | 17 ft 0 in |
| Aliner Evolution LG | 3,500 | 2,390 | — | 18 ft 0 in |
| SylvanSport GO | 1,650 | 840 | — | — |
Against the Rockwood Premier Hardside A121FD: the Clipper Camping Trailers Clipper LS 128LS is 8 lb lighter; the Aliner Evolution LG is 178 lb heavier and 2 ft longer; the SylvanSport GO is 1,372 lb lighter.
08 Common questions about the Rockwood Premier Hardside A121FD
How much can the Rockwood Premier Hardside A121FD carry?
1,073 lb. A full fresh tank uses 149 lb of it.
What is the tongue weight of the Rockwood Premier Hardside A121FD?
285 lb as published, 13% of the dry weight (median across 91 camping trailers here: 11%).
How long is the Rockwood Premier Hardside A121FD?
16' 5" overall, tongue or pin box included.
From the figures above.
09 What this page publishes, and what it does not
5 of the 18 fields this catalogue tracks are published for the Rockwood Premier Hardside A121FD. Not published: GVWR, exterior height, exterior width, interior height, grey tank, black tank, sleeps, slide count, axle count, tire specification, awning, refrigerator, air conditioning.
Sourcing rules: methodology.
10 Manuals & documents
Sources: forestriverinc.com (linked below); the full source note is at the foot of the page.
11 NHTSA safety record
NHTSA files neither recalls nor complaints under the name Rockwood Camping Trailers. That is a filing convention and not a clean record — the roster sits under the parent line, Rockwood & Flagstaff.
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 Rockwood & Flagstaff line page.