What size ATV for 8-12 years old?

The average dimension (L x W x H) of a youth ATV is around 60 X 35 X 36 inches. Youth ATVs are the preferable category for kids under 12 years of age. Almost every current manufacturer tends to bring an ATV lineup for the youth category.

Kids under 12 years of age require enough protection to ride a vehicle on rough terrain. These recreational vehicles can create pressing accidents if one does not maintain proper safety precautionary. That is why parents should be extra careful while choosing an ATV for kids.

If your kid loves driving an all-terrain vehicle, you may allow them to ride a youth ATV to minimize the risk. But before you purchase the ATV, let us first learn about the sizes-

ATV size for 8-12 years old

Youth ATV sizes

We will take references from Can-AM or Polaris, and Yamaha to notify you about the sizes of a youth ATV. Let us start with the Can-Am first-

Can-Am Youth ATV sizes

Model name

Dimension (LxWxH)

DS 70

  • 59.8 x 35.6 x 36.8 in.
  • 152 x 90.5 x 93.5 cm

DS 90

  • 59.8 x 35.6 x 36.8 in.
  • 152 x 90.5 x 93.5 cm

DS 90 X

  • 59.8 x 43.7 x 38.2 in.
  • 152 x 111 x 97 cm

DS 250

  • 72 x 40.5 x 43.5 in.
  • 183 x 103 x 110.5 cm

That means the largest youth ATV length of the Can-Am model is around 60 inches, whereas the largest width is around 44 inches.

Polaris Youth ATV size

Model name

Dimension (LxWxH)

Outlaw 70

  • 56 x 35.5 x 35.25 in
  • 142.24 x 90.17 x 89.5 cm

Outlaw 110 EFI

  • 61.25 x 36.75 x 38.5 in
  • 155.6 x 93.3 x 97.8 cm

Sportsman 110 EFI

  • 61.75 x 36.75 x 38.5 in
  • 156.8 x 93.3 x 97.8 cm

Phoenix 200

  • 65 x 42 x 42 in
  • 165.1 x 106.7 x 106.7 cm

Polaris ACE 150 EFI

  • 85 x 48 x 58 in
  • 215.9 x 121.9 x 147.3 cm

The largest Youth ATV from Polaris comes with a length of 85 inches, whereas the maximum width is 48 inches.


Polaris Youth ATVs tend to be a little bigger than Can-Am Youth ATVs. If your kid is growing at a rapid rate, you may prefer choosing from Polaris to maintain the balance between height and weight.

Yamaha Youth ATV sizes

Model name

Dimension (LXWXH)

Grizzly 90

61.5"x 40.6"x 39.6" inches.

Raptor 90

58.5"x 40.2"x 37.6" inches.


49.2"x 32.3"x 30.3" inches.

As you can see that the largest length of a Yamaha youth ATV is around 62 inches, whereas the maximum width is around 41 inches.


After exploring all the youth ATV models from the three most popular ATV manufacturers, one can easily say that the average size of an ATV for 8-12 years old will be around 60inchesx 40 inches (LxW).

Choosing an ATV for youth

The size is not the only factor that one should consider while purchasing an ATV for Youth. If you would love to surprise your kid with a Youth ATV, here are some of the things you should keep in mind-

Engine size

The engine size of a youth ATV should never exceed 100cc. If your kid is under six years of age, tell him to wait two more years to get the surprise. If your kid is aging between six years to eleven years, you should buy him an ATV with an engine size of under 70cc. 50cc ATV should always be the ideal option to start the journey with an ATV. If your kid is more than 12 years of age, you may introduce him with an engine size of 90cc or 100cc. Let him be professional with a 100cc ATV before increasing the limit.

Types of ATVs

ATVs are available in three-wheel and four-wheel variations. If you consider the stability, a four-wheeler should always be an ideal choice. A four-wheeler tends to generate more stability than a three-wheeler. If your kid is not going on a rough trail, a three-wheeler may also serve well.

Your kid’s maturity level

A child needs to develop both physically and mentally before you impose any extra burden on his shoulder. A child may seek an ATV from you because of excitement, but it is you who have measure whether he is ready to handle the ATV or not. You may try to let him understand if the child is becoming too much obdurate. Everything has a perfect time. Do not try to manipulate anything. It will only worsen the condition.

Physical safety

The final thing you need to ensure is the physical safety of your kid. Riding a Power Sport is a risky activity without proper preparation. The best way to avoid any hassle is equipping your kid with all the necessary gear. A helmet, riding goggles, boots, jacket, pants, gloves are some atv accessoris of the essential gears every rider should wear while driving an ATV. Don't let him drive without proper equipment, even on the plain terrain. A little accident can cause you to suffer for a lifetime.

Maintain traffic restrictions

Every state offers some restrictions on riding an ATV.  Here are some of the things that you should know before letting your kid drive an ATV-

  • Your kid does not have permission to drive an ATV on the highway if he is less than 16.
  • No kids under nine years of age have permission to drive an ATV on any states property.
  • A kid with an age of under nine only has permission to drive an ATV below 70cc.


The state you are living in may also impose some further restrictions. You had better check your state's traffic rules before buying an ATV for your kid.

Final words

Indeed, kids love the taste of adventure. But everything has appropriate timing. Before you let your child drive an ATV, learn about all the basics and restrictions to avoid all kinds of hurdle in the longer run. It is the safety of your kid that comes first.

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