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MotoTec

MotoTec Thunder 50cc 2-Stroke Kids Gas Dirt Bike | Off Road Use Only

MotoTec Thunder 50cc 2-Stroke Kids Gas Dirt Bike | Off Road Use Only

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Regular price $379.00 USD
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SKU:MT-Thunder-50cc_Blue

MotoTec Thunder 50cc Kids Dirt Bike

Product Specification Sheet


Product Overview

The MotoTec Thunder 50cc Kids Dirt Bike is the perfect starter dirt bike for young riders. Featuring the latest generation of 50cc mini bike engines, this bike delivers faster performance, increased torque, improved reliability, and easier setup than ever before. With an easy pull start system, enhanced carburetor, and comprehensive safety features, the Thunder provides the quality, support, and reliability that MotoTec is known for.


Key Features

• Latest generation 50cc 2-stroke air-cooled engine (Competition Use Only) • Easy pull start with improved high-grade pull cord • Fully automatic transmission - just twist the throttle and go • Chromoly steel frame for superior durability and weight capacity • Adjustable speed limiter for controlled learning progression (Top speed: 25 mph) • Front inverted fork and rear 190.5mm mono shock suspension for smooth riding • Front and rear disc brakes for reliable stopping power • Aluminum alloy wheels with high-grip, long-wearing outdoor rubber tires (2.50-10) • Motocross styling with big bike attitude • Suitable for both wet and dry conditions • CE and EPA approved for safety compliance


Quality Differentiators

Not all mini dirt bikes are created equal. The MotoTec Thunder has been engineered with premium components and specifications that set it apart from standard dirt bikes:

• Higher grade wheel bearings for extended lifespan • Longer wearing tires with enhanced grip • High-quality suspension system for smoother rides • Premium chromoly steel frame construction • Restrictable throttle for parental speed control • Enhanced safety features and design


Technical Specifications

Specification Details
Motor 50cc 2-Stroke, Air Cooled (Competition Use Only)
Gas/Oil Mixture Unleaded/32:1 ratio
Bore x Stroke 44.02mm x 33.2mm
Rated Output 2.4 hp @ 7,000 rpm
Engine Start Pull Start
Gas Tank Capacity 1.6 Liter
Top Speed 25 mph (adjustable speed limiter)
Cruising Range 10+ miles per tank
Transmission Auto Centrifugal
Chain 11T/54T - T8F Size
Carburetor Jet 2.00mm (main) and 0.67mm
Recommended Age 13+
Max Rider Weight 150 lbs
Seat Height 22 inches
Frame Material Steel
Front & Rear Wheels Aluminum Alloy
Front & Rear Tires 2.50-10 (15" diameter, 2.5" wide)
Brakes Front Disc, Rear Disc
Suspension Front Inverted Fork and Rear 190.5mm Mono Shock
Throttle Variable twist-grip
Seat Padded (single rider)
Handlebars Angle Adjustable, Not Height
Seat Height from Ground 23 inches
Wheelbase 35 inches (890mm)
Ground Clearance 9 inches
Dirt Bike Dimensions 50" x 23" x 32"
Dirt Bike Dry Weight 54 lbs
Box Dimensions 44" x 13" x 23"
Box Weight 64 lbs
Assembly Required Yes
Warranty 30 days parts replacement

Safety Features

The MotoTec Thunder 50cc is designed with comprehensive safety features to provide parents peace of mind and young riders a safe learning environment:

• Throttle limiter allows parents to control maximum speed • CE and EPA approved design and construction • Front and rear disc brakes for reliable stopping power • Proper suspension system to maintain control on varied terrain • Recommended for ages 13 and up • Maximum rider weight: 150 lbs


Product Video

Watch the MotoTec Thunder 50cc in action: https://youtu.be/4hbTTqPKxbs


California Compliance Notice

IMPORTANT - California Customers:

This bike is designated for "Competition Use Only" and has the following restrictions in California:

• Cannot be registered for OHRV (Off-Highway Recreational Vehicle) registration • Cannot be registered with the CA DMV with a green or red sticker • Can only be ridden for competition in a closed course • Does not meet California Emissions Standards


MotoTec Policies

Warranty Policy

MotoTec provides a 30-day parts replacement warranty on all new purchases. This warranty covers manufacturing defects and faulty parts under normal use conditions. The warranty does not cover damage resulting from improper use, modification, lack of maintenance, or normal wear and tear.

Return Policy

Returns are accepted within 30 days of purchase for unused items in original packaging. All returns are subject to a restocking fee. Items must be returned in new, unassembled condition with all original packaging, manuals, and accessories. Shipping costs for returns are the responsibility of the customer unless the return is due to a manufacturing defect or shipping error.

Assembly and Setup Policy

This dirt bike requires assembly upon delivery. Basic mechanical knowledge and tools are required. Assembly typically takes 30-60 minutes. MotoTec provides detailed assembly instructions with each unit. Professional assembly is recommended for customers without mechanical experience. MotoTec is not responsible for damage occurring during customer assembly.

Maintenance Requirements

Regular maintenance is essential for optimal performance and longevity. Recommended maintenance includes: regular oil/gas mixture checks, chain lubrication and tension adjustment, tire pressure inspection, brake system checks, and periodic bolt tightening. Failure to perform regular maintenance may void warranty coverage.

Shipping Policy

Standard shipping is available to the continental United States. Shipping times vary by location. Large items ship via freight carrier and may require signature upon delivery. Customer is responsible for inspecting the item for shipping damage before signing for delivery. Any shipping damage must be reported to the carrier immediately.

Age and Safety Requirements

This product is recommended for riders aged 13 and older with a maximum weight of 150 lbs. Adult supervision is required at all times during operation. Riders must wear appropriate safety gear including helmet, gloves, long pants, long sleeves, and boots. MotoTec strongly recommends taking a safety course before operating any motorized vehicle.


Contact & Support

For questions about the MotoTec Thunder 50cc, replacement parts, warranty claims, or technical support, please visit the MotoTec website or contact customer service. Replacement parts are available for purchase to ensure long-term usability and performance of your dirt bike.


Disclaimer: Specifications subject to change without notice. Always operate motorized vehicles with appropriate safety equipment and adult supervision. Check local laws and regulations regarding off-road vehicle operation. MotoTec is not responsible for misuse or improper operation of this product.

View full details

MotoTec Thunder 50cc Kids Dirt Bike

Product Specification Sheet


Product Overview

The MotoTec Thunder 50cc Kids Dirt Bike is the perfect starter dirt bike for young riders. Featuring the latest generation of 50cc mini bike engines, this bike delivers faster performance, increased torque, improved reliability, and easier setup than ever before. With an easy pull start system, enhanced carburetor, and comprehensive safety features, the Thunder provides the quality, support, and reliability that MotoTec is known for.


Key Features

• Latest generation 50cc 2-stroke air-cooled engine (Competition Use Only) • Easy pull start with improved high-grade pull cord • Fully automatic transmission - just twist the throttle and go • Chromoly steel frame for superior durability and weight capacity • Adjustable speed limiter for controlled learning progression (Top speed: 25 mph) • Front inverted fork and rear 190.5mm mono shock suspension for smooth riding • Front and rear disc brakes for reliable stopping power • Aluminum alloy wheels with high-grip, long-wearing outdoor rubber tires (2.50-10) • Motocross styling with big bike attitude • Suitable for both wet and dry conditions • CE and EPA approved for safety compliance


Quality Differentiators

Not all mini dirt bikes are created equal. The MotoTec Thunder has been engineered with premium components and specifications that set it apart from standard dirt bikes:

• Higher grade wheel bearings for extended lifespan • Longer wearing tires with enhanced grip • High-quality suspension system for smoother rides • Premium chromoly steel frame construction • Restrictable throttle for parental speed control • Enhanced safety features and design


Technical Specifications

Specification Details
Motor 50cc 2-Stroke, Air Cooled (Competition Use Only)
Gas/Oil Mixture Unleaded/32:1 ratio
Bore x Stroke 44.02mm x 33.2mm
Rated Output 2.4 hp @ 7,000 rpm
Engine Start Pull Start
Gas Tank Capacity 1.6 Liter
Top Speed 25 mph (adjustable speed limiter)
Cruising Range 10+ miles per tank
Transmission Auto Centrifugal
Chain 11T/54T - T8F Size
Carburetor Jet 2.00mm (main) and 0.67mm
Recommended Age 13+
Max Rider Weight 150 lbs
Seat Height 22 inches
Frame Material Steel
Front & Rear Wheels Aluminum Alloy
Front & Rear Tires 2.50-10 (15" diameter, 2.5" wide)
Brakes Front Disc, Rear Disc
Suspension Front Inverted Fork and Rear 190.5mm Mono Shock
Throttle Variable twist-grip
Seat Padded (single rider)
Handlebars Angle Adjustable, Not Height
Seat Height from Ground 23 inches
Wheelbase 35 inches (890mm)
Ground Clearance 9 inches
Dirt Bike Dimensions 50" x 23" x 32"
Dirt Bike Dry Weight 54 lbs
Box Dimensions 44" x 13" x 23"
Box Weight 64 lbs
Assembly Required Yes
Warranty 30 days parts replacement

Safety Features

The MotoTec Thunder 50cc is designed with comprehensive safety features to provide parents peace of mind and young riders a safe learning environment:

• Throttle limiter allows parents to control maximum speed • CE and EPA approved design and construction • Front and rear disc brakes for reliable stopping power • Proper suspension system to maintain control on varied terrain • Recommended for ages 13 and up • Maximum rider weight: 150 lbs


Product Video

Watch the MotoTec Thunder 50cc in action: https://youtu.be/4hbTTqPKxbs


California Compliance Notice

IMPORTANT - California Customers:

This bike is designated for "Competition Use Only" and has the following restrictions in California:

• Cannot be registered for OHRV (Off-Highway Recreational Vehicle) registration • Cannot be registered with the CA DMV with a green or red sticker • Can only be ridden for competition in a closed course • Does not meet California Emissions Standards


MotoTec Policies

Warranty Policy

MotoTec provides a 30-day parts replacement warranty on all new purchases. This warranty covers manufacturing defects and faulty parts under normal use conditions. The warranty does not cover damage resulting from improper use, modification, lack of maintenance, or normal wear and tear.

Return Policy

Returns are accepted within 30 days of purchase for unused items in original packaging. All returns are subject to a restocking fee. Items must be returned in new, unassembled condition with all original packaging, manuals, and accessories. Shipping costs for returns are the responsibility of the customer unless the return is due to a manufacturing defect or shipping error.

Assembly and Setup Policy

This dirt bike requires assembly upon delivery. Basic mechanical knowledge and tools are required. Assembly typically takes 30-60 minutes. MotoTec provides detailed assembly instructions with each unit. Professional assembly is recommended for customers without mechanical experience. MotoTec is not responsible for damage occurring during customer assembly.

Maintenance Requirements

Regular maintenance is essential for optimal performance and longevity. Recommended maintenance includes: regular oil/gas mixture checks, chain lubrication and tension adjustment, tire pressure inspection, brake system checks, and periodic bolt tightening. Failure to perform regular maintenance may void warranty coverage.

Shipping Policy

Standard shipping is available to the continental United States. Shipping times vary by location. Large items ship via freight carrier and may require signature upon delivery. Customer is responsible for inspecting the item for shipping damage before signing for delivery. Any shipping damage must be reported to the carrier immediately.

Age and Safety Requirements

This product is recommended for riders aged 13 and older with a maximum weight of 150 lbs. Adult supervision is required at all times during operation. Riders must wear appropriate safety gear including helmet, gloves, long pants, long sleeves, and boots. MotoTec strongly recommends taking a safety course before operating any motorized vehicle.


Contact & Support

For questions about the MotoTec Thunder 50cc, replacement parts, warranty claims, or technical support, please visit the MotoTec website or contact customer service. Replacement parts are available for purchase to ensure long-term usability and performance of your dirt bike.


Disclaimer: Specifications subject to change without notice. Always operate motorized vehicles with appropriate safety equipment and adult supervision. Check local laws and regulations regarding off-road vehicle operation. MotoTec is not responsible for misuse or improper operation of this product.