Experience elite performance without the premium price tag with the HappyRun Electric Mini Dirt Bike G300 SE. Built with a powerful 4500W mid-drive motor and a high-capacity 48V 26Ah lithium battery, this electric mini dirt bike delivers impressive torque, smooth acceleration, and extended range. The centrally mounted motor enhances balance and control, making it ideal for both urban commuting and off-road riding.
Designed for teens and adults, the G300 SE features full suspension for superior comfort and stability across rough terrain. Its responsive handling, easy-to-manage power, and rugged build make it perfect for beginners and experienced riders alike. Whether navigating city streets or exploring trails, the G300 SE offers unmatched value, versatility, and confidence in every ride.
Features
✅ Comfortable Fit for Riders Up to 6'0"
Designed with an ergonomic frame that allows riders to easily pedal and stand over the bike, ensuring a confident and comfortable riding position for teens and adults.
✅ 4500W Mid-Drive Motor with Massive Torque
Powered by a 4500W peak mid-drive motor delivering 220 Nm of torque, this electric mini dirt bike offers exceptional balance, efficiency, and all-terrain performance for urban streets and off-road trails.
✅ 48V 26Ah Removable Battery for Extended Range
The high-capacity 48V 26Ah (1248Wh) lithium battery provides up to 45 miles of range and is fully removable for fast, convenient charging.
✅ Pro-Grade Full Suspension System
Features adjustable hydraulic front forks and a heavy-duty rear coil suspension for superior shock absorption and a smooth, controlled ride on rough terrain.
✅ Hydraulic Disc Brakes with Oversized Rotors
Heavy-duty hydraulic brakes with 190mm rotors deliver powerful, reliable stopping performance and enhanced safety at higher speeds.
✅ Heavy-Duty Tires & 330 lb Payload Capacity
Puncture-resistant tires provide excellent grip and durability, while the reinforced frame and extended seat support riders up to 330 lbs.
✅ Clear LCD Display for Intuitive Control
A bright, easy-to-read LCD screen keeps speed, battery level, and ride data visible at a glance for distraction-free riding.
✅ Integrated Lighting for Day & Night Safety
Equipped with a 500-lux LED headlight and multifunction rear LED brake/turn lights to maximize visibility and rider safety in all conditions.
Specifications
| Category |
Specification |
| Model |
Tank G300 SE |
| Top Speed |
Up to 36 MPH |
| Riding Range |
Up to 45 Miles |
| Gearing |
Single Speed |
| Battery |
48V 26Ah Lithium Battery (1248 Wh) |
| Motor |
4500W Peak Mid-Drive Motor |
| Peak Torque |
220 N·m |
| Charger |
54.6V 2A |
| Display |
Integrated LCD Display Meter |
| Throttle |
Full Twist Throttle |
| Front Light |
500 Lumen |
| Taillight |
LED Taillight with Braking Indicator |
| Waterproof Rating |
IPX5 |
| Frame Material |
High-Strength Carbon Steel |
| Suspension |
Full Suspension |
| Front Fork |
Hydraulic Suspension |
| Rear Suspension |
Coil Suspension |
| Front Tire |
60/100-14 |
| Rear Tire |
80/100-12 |
| Brakes |
Hydraulic Disc Brakes |
| Brake Disc Size |
190 mm |
| Brake Levers |
Aluminum Alloy |
| Bike Weight (with battery) |
123.5 lbs (56 kg) |
| Bike Weight (without battery) |
106.9 lbs (48.5 kg) |
| Package Weight |
136 lbs (62 kg) |
| Package Dimensions |
57" × 11" × 32" (1450 × 280 × 800 mm) |
| Max Payload |
330 lbs (150 kg) |
| Recommended Rider Height |
3'11" – 6'1" |
| Seat Height |
29" |
Dimensions
| One Size Fits Most |
Measurement |
| A – Total Length |
68.5" (1740 mm) |
| B – Handlebar Height |
38.2" (970 mm) |
| C – Wheelbase |
43.9" (1115mm) |
| D – Seat Height |
29.1" (739 mm) |
| Off-Road Tires |
Front 60/100-14, Rear 80/100-12 |
| Rider Height (Range) |
3'11" - 6'1" (1200-1850 mm) |
FAQs
What rider height and weight does the G300 SE support?
The HappyRun G300 SE electric dirt bike is ideal for riders 3'11" to 6'1" and supports up to 330 lbs. The seat height is 29.1 inches.
Does the bike require assembly?
Yes. The bike arrives 85% pre-assembled. Final setup is simple, and a QR-code video guide is included for easy installation.
Is the battery removable for charging?
Yes. The 48V 26Ah lithium battery is fully removable for convenient indoor or outdoor charging.
How long does charging take?
A full charge takes about 7 hours. Fast charging brings the battery to 40–80% in around 2.5 hours.
How fast is the G300 SE?
The G300 SE reaches speeds of up to 36 mph, depending on rider weight and battery level.
Is the G300 SE good for beginners or teens?
Absolutely. With three speed levels, quiet operation, and smooth power delivery, it’s an excellent electric dirt bike for beginners and teens.
Where can I buy or test ride the G300 SE?
The HappyRun G300 SE is available online, and select HappyRun retail locations offer test rides.