Skip to product information
1 of 21

MotoTec Big Alien 50cc 2-Stroke Kids Gas Dirt Bike

MotoTec Big Alien 50cc 2-Stroke Kids Gas Dirt Bike

Regular price $359.00
Regular price $466.97 Sale price $359.00
On sale Sold out

In stock

⚡ Free Shipping • Ships in 1-2 Days
Quantity
Free Shipping
Hassle-Free Returns
Price Match
Authorized Dealer
30-Day Warranty
American Express Apple Pay Discover Google Pay Mastercard Shop Pay Visa
Up to 25 mph  •  Max Rider: 130 lbs  •  Seat Height: 22 in  •  Tank: 1 L  •  Fuel/Oil: 25:1  •  Brakes: Front/Rear Disc  •  Tires: 14 in  •  Age: 13+

Ignite the spark of adventure in your young rider with the MotoTec Big Alien 50cc 2-Stroke Kids Gas Dirt Bike! Picture the pure joy as they twist the throttle for the first time, feeling the raw, exhilarating energy of a true gas-powered machine under them. This isn't just another toy; it's their gateway to mastering trails, kicking up dirt, and experiencing the untamed thrill of off-road exploration. Crafted for that crucial next step in their riding journey, the Big Alien offers an authentic taste of motocross excitement, designed to build confidence and create unforgettable memories on every ride.

At Dirt Moto Bikes, we understand the thrill-seeker's spirit, and we've hand-picked the Big Alien for its robust design and spirited performance, giving your child a powerful yet controllable introduction to the dirt world. Engineered with real suspension and reliable disc brakes, it’s built to withstand youthful enthusiasm while offering the peace of mind parents crave. When you choose Dirt Moto Bikes, you’re not just getting a premium machine; you're gaining a partner passionate about powersports, ensuring your future champion gets the best gear to kickstart their lifelong love affair with the dirt.

The MotoTec Big Alien 50cc 2-stroke kids gas dirt bike is a fast, fully automatic starter dirt bike with real suspension and disc brakes. With a 25 mph top speed and durable steel frame, it’s built for older kids who want a true off-road riding experience. Just pull start and twist the throttle to ride.

💳 Pay in 4 interest-free installments with Shop Pay. No credit check required. Select Shop Pay at checkout.

Why Buy From DirtMotoBikes?

✓ Authorized MotoTec Dealer
✓ Free U.S. Shipping (Lower 48)
✓ Fast U.S. Fulfillment (CA & WI)
✓ 30–60 Day Parts Warranty
✓ Secure Checkout
✓ Replacement Parts Available
✓ Expert Support

Specifications

Motor50cc 2-Stroke, Air Cooled (EPA Approved)
Gas/Oil MixtureUnleaded 25:1 ratio
Engine StartPull Start
Gas Tank1 Liter
Top Speed25 mph
Cruising Range10+ miles per tank
TransmissionAuto Centrifugal
Recommended Age13+
Max Rider Weight130 lbs
Front & Rear Tires14 inch
BrakesFront & Rear Disc
SuspensionFront Fork and Rear Mono Shock
ThrottleVariable twist-grip
SeatPadded (single rider)
HandlebarsAngle Adjustable, Not Height
Seat Height (from ground)22 inches
Dirt Bike Dimensions42 x 27 x 28 inches
Dirt Bike Dry Weight48 lbs
Box Size46 x 14 x 26 inches
Box Weight53 lbs
Warranty30 days parts replacement

Shipping & Delivery

• Ships from U.S. warehouses
• Most orders deliver in 3–7 business days
• Larger items may ship by freight with appointment scheduling
• Tracking provided for all orders

Warranty & Support

Includes a 30–60 day limited parts warranty covering manufacturer defects.
Replacement parts and support are available through DirtMotoBikes.

View full details