Shifting
Mechanical
16 of 411 bicycles with this information use electronic shifting.
woom OFF AIR 4
woom OFF AIR 4
- $949
- 60
- 20″
- 9.03
- Aluminum
- Hydraulic disc
Sizes
Size guide- One Size
Components
Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.
Frame and fork
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Frame
Frame material: lightweight, high-quality 6061 T6 aluminum with butted and hydroformed tubes, 20" wheels, Easy-access low top tube to assist dismounting, Long wheelbase and low center of gravity to aid balancing
Suspension
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Fork
Hydraulic air suspension fork with 60 mm travel, adjustable compression and rebound damping, plus lock-out, 1 1/8″ – 1″ baby taper shaft, 100 x 15 mm thru axle, Post mount for disc brake
Brakes
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Brakes
Wheels and tires
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Rims
Superlight woom OFF DISCO TEC double-chamber aluminum rims, Aluminum hubs with sealed industrial bearings, Thru axles for maximum torsional strength (100 x 15 mm front / 135 x 12 mm rear), 20 G14 spokes, double-crossed spoking, Aluminum nipples
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Tires
Cockpit and contact points
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Grips
Child-friendly thanks to small diameter, 100% silicone for maximum grip, Non-toxic, Screwed-in end plugs
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Handlebar
Wide, ergonomically adapted and lightweight aluminum bars for more control, Sandblasted and silver anodised, Width: 580 mm, Rise: 20 mm
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Headset
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Saddle
Ergonomically designed to fit children's pelvis, Non-toxic, Side protection to lean against walls
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Seatpost
27.2 x 250 mm, Anodized aluminum seatpost with insertion marks that indicate the minimum insertion depth
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Stem
Forged aluminum, CNC-machined, Handlebars attached via two clamps, +/-15° flip-flop design to adjust handlebar height, Length: 50 mm
Sizes and geometry
Size explorer
Understanding sizes and measurements
Geometry not published
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Aluminum
- Bicycle weight
-
- 9.03 kg
- 19.9 lb
Suspension
- Suspension configuration
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- Hardtail
- Front travel
-
- 60 mm
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Hydraulic disc
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Additional specifications
- Fork spring
-
- Air
- Tire width
-
- 2.25″
- Wheel material
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- Aluminum
- Wheel size
-
- 20″
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Lineup changes
The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.
Differences across 2022 builds
Similar bicycles
Same category, closest configuration.
