Razor Dirt Rocket SX500
A teen-size electric dirt bike with suspension and disc brakes at both ends. It suits riders 14 and up who want a quiet backyard bike.
Amazon $479.99$479.99
36 V15 mph175 lb
2.6/5
Razor’s smallest dirt bike, a first motorbike for ages 5 to about 8. It is cheap and simple, and kids outgrow it quickly.
- 100 W, 12 VPower
- 8 mphTop speed
- 110 lbMax rider
- Hand brake, type not statedBrakes
Check price at Amazon$218
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Sized for riders from age 5
- High/low speed switch for learning
- Up to 80 minutes per charge on low
Cons
- Tops out at 8 mph
- No suspension listed
- Outgrown at 110 lb
The Razor Dirt Rocket MX family
Every Razor Dirt Rocket MX model we rank, smallest first. Ratings compare each against its own type.
| Model | Power | Rating | Price |
|---|---|---|---|
| Razor Dirt Rocket MX125 (this one) | 100 W, 12 V | 2.6/5 | $218 |
| Razor Dirt Rocket MX350 | 24 V | 3.0/5 | $298 |
| Razor Dirt Rocket MX650 | 650 W, 36 V | 3.5/5 | $749 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | 15118244 |
|---|---|
| Power | |
| Type | Dirt bike |
| Fuel | Electric |
| Motor | 100 W |
| Battery | 12 V sealed lead-acid |
| Performance | |
| Top speed | 8 mph |
| Run time | 80 min |
| Speed control | Yes |
| Rider | |
| Max rider weight | 110 lb |
| Rider age | 5+ |
| Chassis | |
| Brakes | Hand brake, type not stated |
Alternatives in this type
Razor Dirt Rocket MX350
The classic kids’ electric dirt bike for ages 8 to 13, quick enough to feel like a real motorbike. It has no suspension, so it rides best on grass and dirt paths.
Amazon $298$298
24 V14 mph140 lb
Razor Dirt Quad
A slow, stable electric four-wheeler for kids 8 and up who aren’t ready to balance a bike. It has reverse and a speed switch.
Amazon $637.99$637.99
350 W, 24 V8 mph120 lb
Compare
Compare the Razor Dirt Rocket MX125 with any other go-kart or mini bike →
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