Surf

Firewire, 2025–2026

Boss Up

2 model years · 2 boards

From the 2025 to the 2026, the 39.5 L is the same length and width as the 39.5 L it follows.

listed length and width

Firewire Boss Upevery generation, one scale
  1. 2020:
  2. 2021:
  3. 2022:
  4. 2023:
  5. 2024:
  6. 2025: Firewire Boss Up 2025 39.5 L, 2025202539.5 L
  7. 2026: Firewire Boss Up 2026 39.5 L, 2026202639.5 L
  8. 2027:

One outline into the next · true scale, tails aligned, the one before dashed

The 2026 39.5 L is the same length and width as the 2025 39.5 L. Open the 2026

Firewire Boss Up · 2 generations in 3D

Scroll, and one generation turns into the next.

2025 first, 2026 last

Scroll down.

01 / 02 · surf · 2025

Firewire Boss Up 2025

The 39.5 L: rounded pin tail, medium nose, gently curved rails, the wide point 51.2 % of the way from the tail.

Side on, the nose lifts 124 mm off a flat table.

Length
6'6" 1981 mm
Width
529 mm
Thickness
73 mm
Volume
39.5 L
Sizes
7

02 / 02 · surf · 2026

Firewire Boss Up 2026

The 39.5 L: rounded pin tail, medium nose, gently curved rails, the wide point 51.7 % of the way from the tail.

Side on, the nose lifts 114 mm off a flat table.

Length
6'6" 1981 mm
Width
512 mm
Thickness
73 mm
Volume
39.5 L
Sizes
7

Step by Step

2025 → 2026

The 2026 39.5 L is the same length and width as the 2025 39.5 L.

listed length and width

2026 39.5 L over the 2025 39.5 L, tails aligned, one scale
2026 39.5 L 2025 39.5 L

Generations

As listed by Firewire

Firewire Boss Up, every generation
generationyearsizeslengthswidths
202520257 · 39.5–51.1 L1981–2286 mm511–524 mm
202620267 · 39.5–51.1 L1981–2286 mm511–524 mm

Compare the generations