Mount twin-track Disciplines downwind, sup, wing 2025
The Downwinder SLS 2025 has 3 sizes on record, discontinued sizes included, from 95 to 135 L. Its slenderness, 4.38, is greater than that of 89% of the 1,895 current boards that publish a length and a width.
Mount is shown beside each board, never matched on.
| Brand | Board | Volume L | Δ volume | Length mm | Δ length | Slenderness | Mount |
|---|---|---|---|---|---|---|---|
| RRD | Narwhal LTE Y30 115 | 115 | +0.0% | 2,250 | -1.3% | 4.41 (+0.8%) | — |
| Starboard | Ace Foil 7'7" x 21" | 120 | +4.3% | 2,311 | +1.4% | 4.34 (-0.9%) | twin-track |
| Starboard | Ace Foil 7'7" x 21" 120L C D2 | 120 | +4.3% | 2,311 | +1.4% | 4.33 (-1.1%) | twin-track |
| F-One | ROCKET FREE DOWNWIND 7'4 | 114 | -0.9% | 2,235 | -2.0% | 4.29 (-2.0%) | twin-track |
| Sunova | Coaster Light 7'4" x 20 1/2" 5 3/8" @111L | 111 | -3.5% | 2,235 | -2.0% | 4.29 (-2.0%) | twin-track |
| Family | Downwinder |
|---|---|
| Model | Downwinder SLS 2025 |
| Size, as the brand prints it | 7'6" |
| Volume, L | 115 |
| Length, mm | 2,280 (7'6") |
| Width, mm | 521 |
| Thickness, mm | — |
| Weight, kg | 6.44 |
| Slenderness (length ÷ width) | 4.38 |
| Slenderness band | 4.0–5.0 |
| Mount | twin-track |
| Strap inserts | no |
| Build | — |
| Construction | Carbon Custom Sandwich (SLS) |
| Disciplines | downwind, sup, wing |
| Rider weight | up to 115 kg (the brand’s stated range) |
| Rider level | — |
| Model year | 2025 |
| Source | manufacturer · read 2026-10-02 |
Every figure above is the manufacturer's published claim, converted to comparable units.
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