Orbea Kimu 24 H20 2027 - Kids Bike

The Orbea Kimu 24 H20 combines child-specific mountain bike geometry with a rigid fork and wide 2.2in tyres. Microshift 8-speed gearing, hydraulic disc brakes and appropriately sized components provide a practical setup for young riders building confidence on more challenging terrain.
Key Features:
- Orbea Kimu 24 frame with child-specific MTB geometry and lightweight construction
- Orbea Kimu rigid fork for straightforward handling and reduced maintenance
- Microshift 1x8 drivetrain with 28T chainring and 11-42T cassette
- Clarks M2 hydraulic disc brakes with child-specific levers
- 24in alloy wheels with wide 2.2in Kenda Booster off-road tyres
- Short 140mm cranks and child-specific contact points for smaller riders
- Available with 0% APR finance
The Orbea Kimu 24 H20 is designed for young riders who are ready to explore further and develop their mountain biking skills. With geometry specifically adapted for children, wide tyres and straightforward components, it's a versatile bike for everything from family rides to more adventurous off-road exploring.
Orbea has developed the Kimu range around the needs of younger riders rather than simply making smaller versions of adult mountain bikes. The frame geometry, component sizing and riding position are designed to work together, helping children feel comfortable and in control as their confidence grows.
The Kimu 24 frame uses child-specific mountain bike geometry to create a stable and responsive riding position. This helps younger riders develop their balance and handling skills while becoming more comfortable riding on different surfaces.
Orbea also places an emphasis on durability, with the Kimu designed to withstand the demands of regular riding. Whether it's exploring woodland paths, tackling gentle trails or riding around the local park, the bike is intended to support children as their abilities develop.
A rigid Orbea Kimu fork keeps the front end simple and avoids the additional weight and maintenance associated with suspension. For smaller riders, this can make the bike easier to steer, lift and manoeuvre, particularly when learning new handling skills.
The rigid design also provides a direct connection to the trail, helping children become familiar with how the bike responds to changes in terrain. Wide tyres provide additional cushioning when riding over uneven surfaces.
Microshift provides the Kimu 24 H20's 8-speed drivetrain, with an M6185 shifter designed to make gear selection straightforward. The single-chainring arrangement removes the need for a front derailleur, allowing young riders to concentrate on changing gears using one shifter.
An alloy chainset features a 28T chainring and 140mm crank arms. These shorter cranks are better suited to younger riders than typical adult-sized components, helping children pedal comfortably and maintain a natural pedalling motion.
A Microshift 11-42T cassette provides eight gears, giving young riders a useful range for riding on flatter paths and tackling climbs. The wide-range cassette offers lower gearing for steeper sections, helping children manage changes in terrain without needing a complicated drivetrain.
A KMC X8 chain completes the drivetrain, providing a straightforward setup for regular riding.
Clarks M2 hydraulic disc brakes provide stopping power at both wheels. The brakes feature child-specific levers, making them easier for smaller hands to reach and operate.
Hydraulic operation helps provide controlled braking without requiring excessive hand force, allowing younger riders to manage their speed more confidently. This is particularly useful when riding downhill or on loose surfaces where predictable braking is important.
The Kimu 24 H20 rolls on 24in WH 2.0 aluminium wheels with 28 spokes. Their construction is designed to cope with the demands of regular riding, while the larger wheel diameter provides improved rollover compared with smaller children's wheels.
Kenda Booster K1277 tyres are fitted front and rear in a 24x2.20in size. Their off-road tread provides grip on loose surfaces, while the wide profile offers useful air volume for comfort and traction.
The additional tyre volume helps absorb smaller bumps and vibrations, providing some cushioning over gravel paths, woodland tracks and uneven trails. This is particularly useful on a bike with a rigid fork.
The cockpit is designed around smaller riders, with an alloy stem and a 15mm spacer arrangement listed in the specification. These components contribute to the bike's riding position, helping create a setup appropriate for children rather than relying on full-sized adult components.
An alloy seatpost measures 27.2mm in diameter and 305mm in length, with a low-stack rail design. It's paired with an SD 0.4 saddle measuring 234x138mm, providing a contact point suited to the bike's proportions.
The combination of appropriately sized components, shorter cranks and child-specific brake levers helps make the Kimu easier for younger riders to operate. These details are particularly important as children develop their coordination and become more confident handling a mountain bike.
The straightforward specification also makes the Kimu 24 H20 practical for parents. With a rigid fork, single-chainring drivetrain and durable components, there are fewer adjustments and suspension-related maintenance requirements to consider.
Overall, the Orbea Kimu 24 H20 is designed to help young riders progress from everyday cycling to more adventurous off-road riding. Its child-specific geometry, Microshift 8-speed gearing, hydraulic disc brakes and wide Kenda tyres provide a practical foundation for developing confidence, control and enjoyment on two wheels.
Occasionally, without notice, manufacturers change product design and/or specifications.
| Frame | Orbea Kimu 24 |
| Fork | Orbea Kimu |
| Headset | 1"-1/2 Semi-Integrated |
| Bars | MTB custom stem, Alloy, +15mm Spacer |
| Front Brake | Clarks M2 Hydraulic Disc w/Kids Lever |
| Rear Brake | Clarks M2 Hydraulic Disc w/Kids Lever |
| Shifters | Microshift M6185 8S |
| Rims | WH 2.0, Alloy, 24", 28H |
| Front Tyre | Kenda Booster K1277 24x2.20" 30TPI |
| Rear Tyre | Kenda Booster K1277 24x2.20" 30TPI |
| Seat Post | Seatpost 27,2x305mm, Alloy, Low Stack rails |
| Saddle | SD 0.4 234x138mm |
| Chainset | Alloy, 28t, 140mm |
| Chain | KMC X8 |
| Cassette | Microshift 11-42t 8-Speed |
| Pedals | VP-229 Black with reflectors |
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Orbea Kid's & Junior Bike Size Chart
|
Wheel Size |
Height ( cm ) |
Height ( in ) |
|
12” |
80-105 |
31.5"- 41.3" |
|
16” |
95-120 |
37.4"- 47.2" |
|
20” |
110-135 |
43.3"- 53.1" |
|
24” |
125-150 |
49.2"- 59.1" |
|
27” |
140 - 165 |
55.1”- 65” |
Read our kids bike size guide for more information on kids bike sizing.
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