Coolster 70cc Youth Dirt Bike – QG-210

Beginner-Friendly Gas-Powered Mini Dirt Bike for Trail Adventures

The Coolster 70cc Youth Dirt Bike is a compact, gas-powered mini bike designed for young riders getting started with off-road riding. Its 70cc 4-stroke engine, semi-automatic transmission, kick start, and foot-operated braking system provide a straightforward riding experience for recreational trail use.

With approximately 5.44 horsepower, 7.5 inches of ground clearance, wide footrests, and rear shock suspension, the QG-210 is built for riding on dirt trails, through mud, and across a variety of recreational off-road terrain.

Speed note: The supplied product description states that the bike can exceed 30 mph depending on road conditions and rider weight. Actual speed will vary according to operating conditions.

Key Features

70cc 4-Stroke Engine

The air-cooled, single-cylinder 4-stroke engine provides practical performance in a compact youth dirt bike package.

• 70cc displacement


• Single-cylinder configuration


• 4-stroke engine


• Air-cooled


• Maximum listed horsepower: 3.5 kW at 8,500 rpm


• Maximum listed torque: 4.5 N·m at 6,000 rpm


• CDI ignition

Semi-Automatic Transmission

The semi-automatic transmission provides straightforward gear operation without requiring a conventional hand-operated clutch, making the bike approachable for beginner riders.

• Semi-automatic clutch


• Foot-operated shifting


• Chain final drive

Kick Start System

The traditional kick-start system provides a simple engine-starting solution without relying on an electric starter system.

• Kick start ignition


• No electric starter required


• Simple mechanical starting design

Foot-Operated Braking

The QG-210 uses drum brakes at both the front and rear. The rear foot brake provides convenient rider control during off-road riding.

• Front drum brake


• Rear drum brake


• Foot-operated braking system

Rider safety: Young riders should learn proper braking technique in a controlled area before riding on trails. Always follow the manufacturer's braking instructions.

Wide Footrests

The wide footrests feature a partially rubberized surface designed to provide additional grip and stability while riding. They also help provide protection around the rider's feet and rear wheel area.

Rear Shock Suspension

The rear suspension is designed to help absorb bumps and impacts encountered on recreational trails, contributing to a more controlled and comfortable ride.

Engine Kill Switch

The conveniently positioned kill switch allows the rider to shut the engine off quickly when necessary.

7.5-Inch Ground Clearance

With approximately 7.5 inches of minimum ground clearance, the bike provides useful clearance for recreational dirt, trail, and light off-road terrain.

90% Assembled

The bike arrives approximately 90% assembled, reducing the amount of setup required after delivery.

Typical remaining assembly includes:

• Handlebar installation


• Tire installation

Assembly note: Always inspect all fasteners, controls, wheels, brakes, and other components before the first ride.

Specifications

Engine & Performance

Specification	Details
Model Number	QG-210
Engine Type	70cc Single-Cylinder, 4-Stroke, Air-Cooled
Displacement	70cc
Maximum Torque	4.5 N·m / 6,000 rpm
Maximum Horsepower	3.5 kW / 8,500 rpm
Bore × Stroke	47 × 41.4 mm
Ignition	CDI
Starting System	Kick Start
Fuel	Gasoline
Fuel Capacity	4 L
Fuel Requirement	90#
Oil Type	Not specified separately in supplied specifications

Transmission & Brakes

Specification	Details
Clutch	Semi-Automatic
Final Drive	Chain
Shifting	Foot-operated
Front Brake	Drum
Rear Brake	Drum
Kill Switch	Yes

Tires & Suspension

Specification	Details
Front Tire	2.50-10
Rear Tire	2.50-10
Rear Suspension	Rear Shock
Minimum Ground Clearance	110 mm / approximately 4.3 in

Specification note: The product description states approximately 7.5 inches of ground clearance, while the detailed specifications list 110 mm (approximately 4.3 inches). These figures conflict, so both supplied values are retained rather than selecting one without verification.

Dimensions & Weight

Specification	Details
Wheelbase	935 mm
Overall Dimensions	1,280 × 650 × 800 mm
Seat Height	600 mm
Gross Weight	68 kg
Net Weight	58 kg

Assembly Information

The Coolster QG-210 is supplied approximately 90% assembled. The buyer is generally required to complete the remaining basic assembly, including:

1. Installing the handlebars.


2. Installing the tires/wheels.


3. Checking all fasteners.


4. Inspecting the braking and control systems.


5. Confirming proper tire inflation and chain condition before riding.

Professional assembly is recommended if you are unfamiliar with dirt bike setup or mechanical systems.

Rider Safety & Guidance

This is a youth-oriented off-road dirt bike intended for recreational use. Young riders should always operate under appropriate adult supervision and use properly fitted protective equipment.

Recommended protective gear includes:

• DOT-compliant helmet


• Eye protection


• Gloves


• Long sleeves and long pants


• Proper riding boots


• Appropriate protective equipment for off-road riding

Riders should practice starting, shifting, accelerating, and braking in a controlled area before entering trails or uneven terrain. Never exceed the rider's ability or operate the bike on unsuitable terrain.

Ideal Applications

The Coolster 70cc QG-210 is well suited for:

• Beginner off-road riding


• Youth trail riding


• Recreational dirt riding


• Riding on private property


• Light mud and woodland trails


• Learning basic dirt-bike riding skills

Why Choose the Coolster 70cc QG-210?

• 70cc air-cooled 4-stroke engine


• Semi-automatic transmission


• Kick-start ignition


• Front and rear drum brakes


• Rear shock suspension


• Wide, grip-oriented footrests


• Engine kill switch


• 7.5-inch ground-clearance claim in product description


• Compact youth-friendly dimensions


• Approximately 90% assembled


• Great platform for beginner recreational off-road riding

• We currently ship within the United States only.
• Enjoy free standard shipping on all orders.
• Orders are processed within 1–2 business days.
• Estimated Total Delivery Time is 4–7 business days.
• Tracking information will be sent to your email within 24 hours after your order has been dispatched.
• For more information about our shipping process, please view our full Shipping Policy.

• Not the right fit? Return or exchange within 30 days.
• Items must be unused and in original condition.
• Damaged products are eligible for a refund or replacement.Your line works well.
• For more information about our return & refund process, please view our full Return & Refund Policy.