Superlight children's bikes with 20″ wheels
Superlight bikes with 20″ wheels for kids aged 6 to 8 – for full-on fun while riding
Looking for a bike with 20″ wheels? Our four models in this size are designed for children who are between 115 and 131 cm tall. Take your pick between a classic bike with rim brakes, a sporty all-rounder with disc brakes, a mountain bike (with or without a suspension fork) and an urban lifestyle bike with a front rack – and give your young rider the perfect superlight bike for them.
woom GO 4 - (Gen. H)
EXPLORE
OFF
OFF AIR
woom GO 4 - (Gen. H)
Size 20″ • 7,8 kg (17,2 lb) • Age 6 – 8 years • 115 - 130 cm (45 - 51 in)
€549.00 EXPLORE
Size 20″ • 7,8 kg (17,2 lb) • Age 6 – 8 years • 115 - 130 cm (45 - 51 in)
€629.00Frame
- Lightweight, high-quality AA 6061 aluminum with butted tubes
- 20″ wheels
- Agile and easy handling: low entry, very low riding position and forgiving front-end geometry resulting in good control and more grins
- Frame material: lightweight, high-quality AA 6061 aluminum with butted tubes
- 20" wheels
- Child-specific, sporty geometry with a slight kink in the top tube and angular tube profile for a comfy ride and standout style.
Gears
- 7 gears with a child-friendly gear indicator
- Twist shifter: microSHIFT Ds45
- Rear derailleur: microSHIFT M21SS
- 7 gears
- Shimano Tourney RD-TY200-SS rear derailleur
- Shimano SL-RV300 Revoshift twist shifter
Fork
- Lightweight aluminum unicrown fork
- 1″ steerer tube
- Generous trail angle for easy, well-balanced handling
- Lightweight aluminum unicrown fork
- 1″ steerer tube
- Generous trail angle for easy, well-balanced handling
Wheels
- Ultralight aluminum rims
- Lightweight aluminum hubs with sealed bearings
- Front: fast installation and removal thanks to quick-release skewer
- Rear: installation and removal with 5 mm hex key
- 20 lightweight, super strong stainless steel spokes, double-crossed spoking
- Ultralight aluminum rims
- Aluminum hubs with sealed bearings and mount for woom click-on mudguards
- Quick-release axle on front wheel for easy removal/fitting
- Bolt-on rear wheel
- 24 lightweight, super strong stainless steel spokes, double-crossed spoking
Headset
- Fully integrated 1″ headset
- Sealed industrial-grade bearings
- Integrated Ahead plug
- Fully integrated 1″ headset
- Sealed industrial-grade bearings
- Integrated Ahead plug
Tires
- 20 × 1.4″ Schwalbe Little Joe
- High-quality, lightweight tires with low rolling resistance for maximum safety with minimum effort
- Car-type valves allowing the tires to be pumped up at petrol stations
- Reflective stripes for side visibility
- 20 × 1.5" Billy Bonkers folding tires (Performance Line), Schwalbe
- Agile, grippy all-terrain tires with low rolling resistance
- Increased visibility in low-light conditions with reflective stripes on the sidewalls
Stem
- Superlight stem made out of forged aluminum
- 40 mm/+15°
- Recessed clamp bolts and sleek, rounded design making the stem extremely knee-friendly
- Handlebars attached to the stem with two 5 mm hexagon socket bolts
- Superlight stem made out of forged aluminum
- Adjustable in both height and reach to ensure an optimal bike fit as the rider grows
- Handlebars attached via two clamps and fixed with two 5 mm hexagon socket bolts
- Handy ABC marking makes it easier to adjust the handlebars in relation to the saddle height
Saddle
- Ergonomic design
- Durable, waterproof and weather-resistant material
- Super comfy
- Ergonomic design, specific for each frame size/age
- Developed in collaboration with Selle Royal
Handlebars
- Wide, ergonomic and lightweight aluminum bars for more control
- BMX style with high rise for maximum adjustability
- ABC marking for precise adjustment in relation to the saddle height
- Sandblasted and anodized in black
- Super narrow diameter grip, suitable even for very small hands
- Width: 560 mm
- Wide, lightweight aluminum bars with an ergonomic design and child-specific tapered ends to suit smaller hands
- Sandblasted and anodized in black
- Width: 550 mm
Seatpost clamp
- Made of aluminum
- Long quick-release lever, easy to operate requiring only minimal strength
- No risk of turning and/or twisting
- Anodized aluminum seatpost with visible minimum insertion mark
- Handy ABC marking makes it easier to adjust saddle height in relation to the bars/stem
Grips
- Ergonomic design
- Ultra slim, child-specific diameter to ensure good grip
- Targeted comfort zone for ultimate hand-to-bar contact
- Oversized ends for protection in the event of a crash
- Lock-on grips with integrated anti-twist clamp
- Ergonomic design
- Slim, child-specific diameter
- Targeted comfort zone prolongs the onset of fatigue on long rides
- Lock-on design for secure attachment to the handlebars
Drivetrain
- Lightweight, forged 110 mm aluminum cranks with narrow tread (Q-factor)
- Narrow-wide chainring with 28 teeth
- Cassette with 11–28 teeth
- Narrow, flat platform plastic pedals
- Sealed cartridge
- Lightweight, forged 110 mm aluminum cranks with narrow tread (Q-factor)
- Narrow-wide chainring with 28 teeth
- Cassette with 11–28 teeth
- Slim, plastic platform pedals
- Sealed cartridge bearings
Brakes
- Two independently operated mini V-brakes requiring minimal strength for maximum braking power
- Ergonomic brake levers designed for small hands with short fingers and little strength
- High-quality Jagwire Bowden cables with low friction for smooth performance
- Hydraulic flat mount disc brakes from Promax
- Rotor diameter front/back: 140/140 mm
- Adjustable, ergonomic brake levers, designed for children
Included tools
- 15 mm spanner for pedals
- 4 mm hex key for stem
- 15 mm spanner for pedals
- 4 mm hex key for stem
Colors
woom red, vibrant yellow, hot pink, metallic turquoise, metallic blue
woom red, magnetic blue, jungle green, neon coral
Weight
- 7.8 kg (without pedals)
7.8 kg (without pedals)
Weight limit
- 70 kg
Up to 70 kg
Shipping dimensions
- 107 × 57 × 24 cm
109 x 23.5 x 54 cm
Seatpost clamp
- Made from aluminum
- Long quick-release lever that's easy to operate with minimal strength
- No risk of twisting
- Integrated shim prevents the seatpost from being scratched
Still undecided? Let's help you find the right bike for your young rider!
If your child is just getting started on a bike or is moving onto a woom bike after riding one from a different brand, then our bike finder tool will help you determine exactly the right size.
You can kit out your woom bike with 20″ wheels with the following equipment:
woom Sticker Rolling Rebels Style
50,00 RON
woom Sticker Street Safari Style
50,00 RON
