Woom UP 5 - Kids 24" E-Bike
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An ultralight 24" electric mountain bike with a suspension fork, updated Fazua drive and disc brakes designed for children aged 7 years and over. Designed to fit riders from 4' 2" to 4' 9".
Whether tackling gravel, commuting to school, shredding the trails, or reaching far-flung peaks, the woom UP turns every ride into an adventure.
The woom UP 5 is a well-rounded, dynamic electric mountain bike intended for kids aged 7 and up. With cadence and torque sensors built into the motor, the woom UP 5 provides for a smooth, natural ride, while enabling your Rider to go further.
Created with children in mind, the bike features kid-specific geometry and enhanced safety features. For instance, at speeds upwards of 15.5mph, the motor-assist automatically switches off and allows the Rider to use their own pedal power to go faster.
With great power comes great responsibility. As a new e-bike owner, woom has a few recommendations before your kid's first ride. We advise checking your state and local laws on e-bikes, always wearing a helmet, high-vis clothing and having bike lights, and being mindful when mounting and dismounting since e-bikes are heavier than traditional bikes.
E-Motor
- FAZUA Ride 50 Trail Drivepack
- 250 watt max power output/350 Watt short-term in boost function
- Energy 250X battery with 250 watt capacity
- 58Nm torque
- Up to 15.5 mph pedal-assist
- Three support modes
- Removable motor and battery unit (7.2 lbs)
- Frame-integrated bottom bracket houses dual-sided torque and cadence sensors for natural-feeling engagement of drive system
- Pairs with FAZUA Rider app to view bike data including speed, mileage, battery charge, navigation, and more.
Frame
- Frame material: lightweight, high-quality 6061 T6 aluminum with butted and hydroformed tubes
- 24″ wheels
- Easy-access low top tube to assist dismounting
- Long wheelbase and low center of gravity to aid balancing
- New, dropper seatpost-ready frame design
- Featuring woom-specific molded chainstay protector
Suspension Fork
- F1RST hydraulic air suspension fork with 80 mm travel, adjustable compression and rebound damping, plus lock-out
- 1 – 1 ⅛″ tapered steerer tube
- 100 x 15 mm thru axle
- Post mount for disc brake
Wheels
- Tubeless-compatible Alexrims wheelset
- Aluminum hubs with sealed industrial bearings
- Thru axles for maximum torsional strength (100 x 15 mm front and 135 x 12 mm rear)
- 20 spokes, double-crossed spoking
- Aluminum nipples
Headset
- Fully integrated 1 – 1 ⅛″ headset
- Sealed industrial bearings
Tires
- 24 x 2.35″ Schwalbe Rocket Ron with ADDIX SPEED rubber compound
- Quality mountain bike tires with low rolling resistance, maximum grip, good shock absorption and excellent durability
- Presta valves, tubeless conversion ready
Stem
- Forged aluminum
- CNC-machined
- Handlebars attached via two clamps
- Rise/drop: +/-15° with flip-flop design to adjust handlebar height
- Length: 50 mm
Seat
- Size specific, ergonomically designed to fit children's anatomy
- Streamlined mountain-bike specific saddle design
- Side protection to lean against walls
Handlebars
- Wide, ergonomically adapted and lightweight aluminum bars for more control
- Tapered end to fit child’s hand
- Sandblasted and silver anodized
- Width: 585 mm
- Rise: 20 mm
Seatpost
- 27.2 x 250 mm
- Anodized aluminum seatpost with insertion marks that indicate the minimum insertion depth
Grips
- Child-friendly thanks to small diameter
- Single-clamp grip to prevent twisting
- Safety zone: extra rubber on palm-facing portion of grip for added comfort
- 100% silicone for maximum grip
Seatpost Clamp
- Quick-release seatpost clamp for easy adjustments
- Made from aluminum
Drive
- Lightweight, forged aluminum 5.1" (130 mm) kid-specific cranks with narrow tread (Q-factor)
- Narrow-wide chainring with 28 teeth in the front
- Cassette with 11-42 teeth in the back
- Flat pedals made from fiber-reinforced nylon
- Chromoly axle and sealed industrial ball bearings
Brakes
- Hydraulic disc brakes by Promax
- Rotor diameter front/back: 160/160 mm
- Ergonomic brake levers designed for children's hands
Weights
- Bike weight: 36 lbs 3 oz
- Max weight: 175 lbs combined weight of Rider + cargo







