Woom Go 4 20"

Ready for New Adventures!

The time has come for your child to learn how to shift gears! With easy twist-shifting and a child-friendly gear indicator, the GO 4 is the perfect bike to learn on. From now on, you and your child will be able to set off on longer-than-ever expeditions with uphill or downhill stretches. A whole world full of new and exciting adventures awaits!

Frame

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
woom LEGGIE Kickstand pre-installed

Gears

7 gears with a child-friendly gear indicator
Twist shifter: microSHIFT Ds45
Rear derailleur: microSHIFT M21SS

Fork

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

Headset

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
Schrader (car-type) valves allowing the tires to be pumped up at gas stations
Reflective stripes for side visibility

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

Saddle

Ergonomic design
Durable, waterproof and weather-resistant material

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

Seatpost

Anodized aluminum seatpost with visible minimum insertion mark
Integrated shim in the seat tube to stop scratching
ABC marking for precise adjustment of the saddle height in relation to the handlebars

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

Seatpost clamp

Made of aluminum
Long quick-release lever, easy to operate requiring only minimal strength
No risk of turning and/or twisting

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

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

Included tools

15 mm wrench for pedals
4 mm hex key for stem

Weight

17 lbs 3 oz

Weight limit

155 lbs (70 kg)