Slingshot, 2026

Johnny Rocket 2026

1510mm long · 4'11"

435mm wide

≈ 16mm thick · a guess

–litres

Open in Studio See it on slingshotsports.com

Sizes & Numbers

Listed by the brand, read off a photo, or worked out: where every number comes from

In one line

Longer and leaner than most. A square tail, a full nose and parallel rails.

derived · against the 17 other wakeboard boards in the atlas, read off the outlines.

As listed by Slingshot

Slingshot Johnny Rocket 2026: every size as listed by Slingshot
size	length	width	thickness	weight
139 × 42.5 cm	139 cm · 1390 mm	425 mm	≈ 16 mm · a guess	3.5 kg
142 × 42.5 cm	142 cm · 1420 mm	425 mm	≈ 16 mm · a guess	3.6 kg
147 × 43 cm	147 cm · 1470 mm	430 mm	≈ 16 mm · a guess	3.7 kg
151 × 43.5 cm	151 cm · 1510 mm	435 mm	≈ 16 mm · a guess	4.1 kg

Every size side by side, tails on one line, one scale

Next to your board?

Lay the Slingshot Johnny Rocket 151 × 43.5 cm over up to four others, at one scale.

Compare with…

Shape & Rocker

From above, then from the side, true scale · the chosen size solid, the others dashed

Read off the 139 × 42.5 cm outline · derived

52 %wide point, 728 mm from the tail

3.27length over width

384mm wide 12″ from the tail

5,249cm² of planform

Read off the 142 × 42.5 cm outline · derived

52 %wide point, 743 mm from the tail

3.34length over width

382mm wide 12″ from the tail

5,362cm² of planform

Read off the 147 × 43 cm outline · derived

52 %wide point, 770 mm from the tail

3.42length over width

384mm wide 12″ from the tail

5,617cm² of planform

Read off the 151 × 43.5 cm outline · derived

52 %wide point, 791 mm from the tail

3.50length over width

384mm wide 12″ from the tail

5,790cm² of planform

Rocker of the 139 × 42.5 cm · scaled from the 151 × 43.5 cm, borrowed (≈), estimated

≈ 57 mmtail rocker, at the tip

≈ 15 mm12″ from the tail

≈ 23 mm12″ from the nose

≈ 70 mmnose rocker, at the tip

≈ 328 mmflat to within 3 mm, from 35 % to 58 % of the length

41 %of the length to the lowest point, from the tail

≈ 16 mmat its thickest, 50 % from the tail

≈ 11 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 142 × 42.5 cm · scaled from the 151 × 43.5 cm, borrowed (≈), estimated

≈ 58 mmtail rocker, at the tip

≈ 16 mm12″ from the tail

≈ 25 mm12″ from the nose

≈ 72 mmnose rocker, at the tip

≈ 332 mmflat to within 3 mm, from 35 % to 58 % of the length

41 %of the length to the lowest point, from the tail

≈ 16 mmat its thickest, 50 % from the tail

≈ 11 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 147 × 43 cm · scaled from the 151 × 43.5 cm, borrowed (≈), estimated

≈ 60 mmtail rocker, at the tip

≈ 17 mm12″ from the tail

≈ 26 mm12″ from the nose

≈ 75 mmnose rocker, at the tip

≈ 338 mmflat to within 3 mm, from 35 % to 58 % of the length

41 %of the length to the lowest point, from the tail

≈ 16 mmat its thickest, 50 % from the tail

≈ 11 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 151 × 43.5 cm · borrowed (≈), estimated

≈ 62 mmtail rocker, at the tip

≈ 19 mm12″ from the tail

≈ 28 mm12″ from the nose

≈ 77 mmnose rocker, at the tip

≈ 343 mmflat to within 3 mm, from 35 % to 58 % of the length

41 %of the length to the lowest point, from the tail

≈ 16 mmat its thickest, 50 % from the tail

≈ 11 mmlonger along the bottom curve than flat

Lay this rocker over other boards

True proportions · dots at 10 mm and 12″ in from each tip · bracket: flat to within 3 mm · drawn hollow: no usable side photo of this board · Read off Slingshot's photo of this board, rejected: silhouette 13 px thick along its middle, under 18: too thin for a segmentation mask to read a thickness curve (the mask keeps the dark part of so thin a strip); rocker only. Tail end set by Slingshot's photo convention, not checked by a person. · estimated