Features
- This bike is stable, responsive and equipped with high-performance components and tubeless-compatible rims and tires
- Ultralight aluminum frame with butted hydroformed tubes has a long wheelbase, sporty geometry and slack steering angle
- Bend in the top tube makes the bike easy to dismount quickly in any situation
- Superlight carbon fork offers maximum stability with minimal weight; multidirectional carbon fibers ensure plenty of torsional strength when steering and braking
- Precise and easy-to-operate SRAM X5 gear system has 9 gears suitable for a wide range of gradients thanks to 28 teeth in the front and an 11-32 cassette in the back
- Easy-to-use SRAM trigger shifter allows riders to shift smoothly and reliably through the gears using their thumb and index finger
- Hydraulic disc brakes improve control on rough terrain and in wet conditions with their excellent modulation and brake levers designed for kids’ hands
- Quick-release seatpost clamp allows the saddle to be easily adjusted while remaining secure
- Contact points on the bike are made specifically for kids
- Custom-sized saddle is designed to accommodate the biomechanics of young riders
- Tapered handlebar ends and custom grips are ergonomically designed for kids’ small hands, with off-road riding in mind
- Extra rubber on the palm-facing portion of the grips adds comfort; 100% silicone grips provide maximum hand grip
- Pedals are durable and reflective, and they feature slip-resistant pins for extra traction
- Thanks to its flip-flop design, the stem can be turned over and mounted upside down to adjust the handlebar height, helping assure the perfect hand position and fit
- High-quality Schwalbe mountain bike tires with ADDIX Speed rubber compound offer a combo of low rolling resistance, high grip, good shock absorption and excellent durability
- Rims and Schwalbe tires are compatible to be set up as a tubeless system
- Long wheelbase and low center of gravity aid in balancing
- woom-specific molded chainstay protector
- Thru axle provides maximum torsional strength
- Lightweight, forged-aluminum, 4.3 in. (110 mm), kid-specific cranks with narrow tread (Q-factor)
- Specs and images are subject to change
Imported.
This bike comes with Coast to Coast Support, which includes:
- 1 year of free adjustments (see more below)
- In-store bike assembly
- Pickup in store or curbside
- Bike experts available at 170+ bike shops
REI Co-op Members get more:
- Free flat tire repairs (labor only; parts not included)
- 20% off shop services
More about our free adjustments: New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.View all woom Kids’ Mountain Bikes
Technical Specs
Mountain Biking |
6061 T6 aluminum with butted and hydroformed tubes |
Cross-country |
No Suspension |
Light carbon fork; 1 to 1-1/8 in. tapered steerer tube; 100 x 15 mm thru axle; post mount for disc brake |
Lightweight, forged aluminum, 4.3 in. (110 mm), kid-specific cranks with narrow tread (Q-factor); narrow-wide chainring with 28 teeth in the front |
Thun |
SRAM X5 trigger shifter |
SRAM X5 rear derailleur |
Sunrace 9-speed 11-32T |
9 gear(s) |
Hydraulic Disc Brake |
Promax Hydraulic disc brakes |
Ergonomic brake levers designed for childrens’ hands |
Tubeless-compatible Alexrims wheelset |
Front hub for disc brake, 20h, 14 gauge, 100 x 15 mm, 2x bearings without quick release |
Rear hub for disc brake, 20h, 14 gauge, 135 x 12 mm, alloy cassette body, 4x sealed bearings; without quick release |
20 inches |
Schwalbe Rocket Ron with ADDIX SPEED rubber compound 20 x 2.25 in. |
2.25 inches |
Riser Bar |
Aluminum; sandblasted; silver anodized; width: 570 mm rise: 20 mm |
Forged aluminum; CNC-machined; rise/drop: +/-15 deg. with flip-flop design to adjust the handlebar height; length: 50 mm |
Anodized aluminum; 27.2 x 250 mm; insertion marks indicate the minimum insertion depth; quick-release seatpost clamp |
Mountain-bike specific saddle with side protection |
Fiber-reinforced nylon; flat; 2 x 6 pins; chromoly axle |
Fully integrated 1 to 1-1/8 in. headset; sealed industrial bearings |
KMC X9 NPGY 1/2 in. x 11/128 in. |
18 lbs. 8 oz. |
Bike weight is based on median size, as sold, or the average of two median sizes. |
Kids’ |
Size Chart
46 – 51 |
18.1 |
68 |
70 |
33.5 |
Sizing Notes
All measurements are stated in inches unless otherwise indicated.
How we measure bikes
bike diagram loading
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