Best Mountain Bikes for Kids

If your kids want to further explore biking, a mountain bike is an excellent choice. One of the biggest factors that’ll influence how well they are going to enjoy mountain biking is the performance of the bike. It doesn’t have to be fancy or expensive, it has to be lightweight, fit properly, and work well. 

Buying the best mountain bikes for kids in 2021 is not a normal investment. So, you need to do quite a bit of research as the market is filled with too many options. But, we’ve got you covered. We’ve curated a list of the best kid’s mountain bikes players in the market to help you make the best possible choice.

Top 5 Mountain Bikes for Kids

1. Huffy Kids Hardtail Mountain Bike - For Boys

The Huffy brand is well known for making quality mountain bikes at a reasonable price. This bike comes in various sizes (20, 24, 26) and has a slanted frame that is made out of aluminum alloy. The bike is ideal for ages 5-9 with kids of 44-56 inches. It has a pretty good suspension fork and the 6 or 21 gear will give your kids great comfort for uphill pedaling and downhill speeding. 

The tire is of standard measurements (20" X 1.95"). Also, it has front and rear steel linear pull handbrakes which will allow your kids to stop immediately. This bike comes in various colors and is 90% preassembled. You just have to attach the front wheel, stem, seat post, and pedals. The bikes offer a 1-year warranty on parts and a lifetime warranty on the frame. 

Specifications of the Huffy Kids Hardtail Mountain Bike at a glance 

  • Ages - 5-9
  • Frame material - Steel
  • Wheel size - 20 Inches
  • Product dimensions -‎ 46.46 x 8.86 x 22.05 inches; 35.2 Pounds
  • Breaks - Handle breaks
  • Gears/shifters - indexed Shimano TZ-31 rear derailleur
  • Suspension type - Front
  • Number of speeds - 6

2. Diamondback Bicycles Overdrive Hardtail Mountain Bike - For Boys

The Diamondback Bicycles are on the higher end of the price range because they’re equivalent to adult mountain bikes in quality. This will allow your kid to keep up with older riders. This model has large cranks and a wide handlebar that is suitable for kids who are 12+ years old. The frame of the bicycle is aluminum and it has a suspension fork of 80mm which helps to absorb the bumps and shocks smoothly. 

This mountain bike for kids comes with a wide range of gears that will give your kid a relaxing ride across hills, trails, and paths. Plus, the disc brakes are quite powerful and stops immediately even at high speed. Please note that you need to make your kid learn the breaking techniques with this bike. Like the other bikes, this also has a warranty of 1 year for the parts and a lifetime warranty for the frames. 

Specifications of the Diamondback Bicycles Overdrive Hardtail Mountain Bike at a glance 

  • Ages - 12+
  • Frame material - Aluminium
  • Wheel size - 27.5 Inches
  • Product dimensions -‎ 60 x 32.5 x 9.75 inches; 32 Pounds
  • Breaks - Disc Brakes
  • Gears/shifters - Shimano 3x8 speed drivetrain with Suntour XCT cranks
  • Suspension type - Front
  • Number of speeds - 24

3. Raleigh Bikes Tokul 24 Kids Mountain Bike - For Girls

Even though the Raleigh Bikes Tokul 24 Kids Mountain Bike is highly-priced, you will get the entire value for the money you invest. This model weighs less than 29 pounds and has a low standover height which is recommended for ages 8-12 with a height between 53” to 61”. The frame of the bike is aluminum, has a slanted top tube, and has a suspension fork of 50mm which makes any trail less bumpy. 

The width of the tire is 1.95” which makes it easy enough to charge on any terrain and the 7 gears make it easy to shift. Plus, the mechanical disc brake gives plenty of stopping power and makes it perfect for downhill riding. One of the few downsides of this bike would be more time to set up and maintain. As it comes with a low frame height, it can be adjusted as they grow. 

Specifications of the Raleigh Bikes Tokul 24 Kids Mountain Bike at a glance 

  • Ages - 8-12
  • Frame material - Aluminium
  • Wheel size - 24” Inches
  • Product dimensions -‎ 24 x 1.95 inches; 26.5 lbs
  • Breaks - Disc Brakes
  • Gears/shifters - Shimano Tourney, 1 front & 7 rear gears
  • Suspension type - Front
  • Number of speeds - 7

4. JOYSTAR Contender Kids Mountain Bike for Boys & Girls

The JOYSTAR Contender Kids Mountain Bike is stylish, charming, and has DIY decals that are extra fun to ride. The bikes come with soft seats which gives extra comfort while riding. It is suitable for ages 5-9 with a height of 44-56 inches. The sturdy 18-inch tires and full suspension makes it easy to take the bike on real adventures. 

The pull handbrakes of the bike provide dependable stopping whenever demanded. Plus, the bike comes with durable steel frames which makes it easy to survive bumps. It also has a Hi-Ten steel handlebar a 60mm stem which gives maximum steering performance.

Specifications of the JOYSTAR Contender Kids Mountain Bike at a glance 

  • Ages - 5-9
  • Frame material - Steel
  • Wheel size - 18 Inches
  • Product dimensions -‎ 40 x 21 x 8 inches; 29 Pounds
  • Breaks - Linear pull brake
  • Gears/shifters - No info
  • Suspension type - Dual
  • Number of speeds - 1

5. Royce Union Kids Aluminum Mountain Bike - For Boys 

The Royce Union Kids Aluminum Mountain Bike is great for kids training kids for adventures. It is designed for kids of ages between 5-9. The full suspension mountain frame absorbs more shock and will give a smoother ride for your kids. One of the major benefits of this kids mountain bike is that it is lightweight and makes it perfect to scale inclines. It also comes with linear-pull brakes which gives the bike amazing stopping power. 

The 6 speed this bike gives a perfect range for steeper hills and also provides good grip shifting. Plus, the staff is so comfy and gives excellent relief for smooth riding. Additionally, the Shimano 6 speed for tackling hills. The bike has zoom suspension and an aluminum frame which gives an impressive performance every time. Overall, this will give you a great outdoor experience. 

Specifications of the Royce Union Kids Aluminum Mountain Bike at a glance 

  • Ages - 5-9
  • Frame material - Aluminum
  • Wheel size - 20 Inches
  • Product dimensions -‎ 44.09 x 9.06 x 22.44 inches; 37.65 Pounds
  • Breaks - Linear pull brake
  • Gears/shifters - No info
  • Suspension type - Dual
  • Number of speeds - 6

Recap On the Best Mountain Bikes for Kids


Mountain bikes are not just for adults. It is also meant for kids as it’ll help them to explore their adventurous side early on. That being said, it is easy to get lost in a wide range of mountain bikes for kids in the market. Sometimes, what to look for and from where.

That is the main reason why our experts have put together this list of the best mountain bike for kids. Our overall favorite is the JOYSTAR Contender Kids Mountain Bike for Boys & Girls.

We have selected these kids’ mountain bikes from a wide range of categories, some are hybrid. There’s a reasonable number of options that will not confuse you much. We hope you’ll land on something great!

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