MotoTec Thunder 50cc: The Perfect First Dirt Bike

Powerful 2-Stroke Performance with Pro-Level Safety Features

The MotoTec Thunder 50cc is engineered to be the premier choice for children entering the world of motocross. This isn't just a toy; it’s a scaled-down dirt bike featuring the latest generation of 50cc 2-stroke engines that are faster, more powerful, and more reliable than ever. With its fully automatic transmission, young riders can focus on their balance and the trail ahead—simply twist the throttle and go!

Safety & Speed Control for Parents

Safety is our top priority. The Thunder comes equipped with a restrictable throttle, allowing parents to set a custom speed limit while their child is learning. As their skills improve, the limiter can be adjusted to unlock the bike's full 25 MPH potential.

Built to Outlast the Competition

• Chromoly Steel Frame: Unlike standard steel frames, the high-grade Chromoly construction offers superior durability while remaining lightweight for agile handling.

• Pro Suspension: Featuring front inverted telescopic forks and a rear mono-shock, the Thunder soaks up bumps and ruts, providing a smooth "big bike" feel on rugged terrain.

• Premium Braking: Front and rear mechanical disc brakes provide reliable, consistent stopping power in both wet and dry conditions.

• All-Terrain Grip: Large 15-inch diameter knobby tires (2.50-10) mounted on aluminum alloy wheels offer maximum traction for backyard trails and dirt tracks.

100% Online Financing Available

Get them on the trails today! We offer 100% online financing with instant approval at checkout. Take home the MotoTec Thunder and pay in low, flexible monthly installments.

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Full Technical Specifications

Category	Detailed Specifications
Engine	50cc 2-Stroke, Air Cooled (EPA Approved)
Fuel / Oil Mix	Unleaded Gas / 2-Stroke Oil (25:1 Ratio)
Starting System	Easy High-Grade Pull Start
Top Speed	25 MPH (With Adjustable Speed Limiter)
Performance	2.4 hp @ 7,000 rpm
Transmission	Auto Centrifugal (Fully Automatic)
Frame	High-Tensile Chromoly Steel
Brakes	Front & Rear Disc Brakes
Suspension	Front Inverted Fork / Rear Mono-Shock
Tires (Front/Rear)	2.50-10 (15-inch Diameter Knobby)
Seat Height	23 Inches (from ground)
Max Rider Weight	150 lbs
Recommended Age	13+
Bike Dry Weight	54 lbs (Box Weight: 64 lbs)
Dimensions	50" L x 23" W x 32" H
Warranty	30 Days Parts Replacement

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Important Information for California Customers

Notice: This bike is for "Competition Use Only" in California. It cannot be registered with the CA DMV for green or red stickers and may only be ridden on closed courses for competition purposes. It does not meet California Emissions Standards.

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Frequently Asked Questions

How do I mix the gas for the Thunder?

This bike uses a high-performance 2-stroke engine. You must mix unleaded gasoline with 2-cycle oil at a 25:1 ratio before filling the tank. This ensures the engine stays lubricated and runs smoothly.

Is this bike easy for a beginner to start?

Yes! The Thunder features an improved carburetor and a high-grade Easy Start pull cord, making it significantly easier to fire up than older 2-stroke models.

What makes this better than other 50cc mini bikes?

The MotoTec Thunder is built with higher-quality components, including high-grade wheel bearings, longer-wearing tires, and a Chromoly frame. These upgrades result in less maintenance and a much smoother ride than generic entry-level bikes.

Can I limit the speed for a new rider?

Absolutely. The Thunder features a built-in throttle limiter (safety screw) that allows you to physically limit how far the throttle can be twisted, effectively capping the speed until you feel the rider is ready for more power.

Estimated shipping and delivery is 3-10 business days if the product is in stock.

You can view the MotoTec full warranty by clicking here

MotoTec has a 30-day return policy. You can view the return details by clicking here

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