RRD Universal SW Front Wing Y30 1750 hydrofoil front wing: 1,750 cm², 940 mm span, aspect ratio 5.05, with its closest equivalents from other brands within ±5% area and ±8% aspect ratio. Figures from RRD's own published specifications.
Projected and flat area run 3–8% apart. A marked area is one whose brand does not state which it publishes, so a match inside the area tolerance may be comparing unlike figures.
| Brand | Wing | Area cm² | Δ area | Aspect ratio | Δ AR | Span mm | Band |
|---|---|---|---|---|---|---|---|
| F-One | GRAVITY FCT GRAVITY FCT 1800 | 1,800 | +2.9% | 5.00 | -1.0% | 950 | C1 Low aspect |
| Family | UNIVERSAL SW |
|---|---|
| Size | 1750 |
| Area, cm² | 1,750 |
| Area basis | unknown |
| Span, mm | 940 |
| Chord, mm | — |
| Aspect ratio | 5.05 |
| Band | C1 Low aspect |
| Brand files it under | Entry |
| Disciplines | wing, prone, sup, kite |
| Construction | — |
| Model year | — |
| Source | manufacturer |
The brand publishes no aspect ratio; this one is derived from its published span and area (span² ÷ area).
See RRD on the plot →Data current to August 2026. Fast Bobby is the researcher, never the reviewer: every figure above is the manufacturer's published claim, converted to comparable units, and nothing here is a riding impression.