The G100 Pro is an advanced beast built for seasoned riders. It is the upgraded version of the top-selling G100, built for riders who demand more from every ride. With a powerful 6000W peak motor, it hits speeds up to 50 mph, delivering rapid acceleration and serious torque. Paired with a high-capacity 72V 33Ah battery, it offers up to 78 miles on a single charge.
Whether you're hitting the trails or dominating the pavement, the G100 Pro brings the speed, strength, and endurance to go further and harder every time.
Key Features
Peak Motor: 6000W
Battery: 72V 33Ah
Top Speed: up to 50 mph
Range: up to 78 miles
Max Load: 400 lbs
Brakes: Hydraulic
Dual Battery System
The 72V 33Ah dual battery system provides up to 78 miles of range on a single charge - perfect for long rides. The removable design makes charging more convenient.
6000W Peak Motor
The high-performance motor peaks at 6000W and delivers explosive power, reaching speeds up to 50 mph for a thrilling, motorcycle-like experience.
NFC Unlock & LED Display
With NFC unlocking, you can just wave the key card to start - safe and convenient. Equipped with a large color LED screen and sunshade design, the screen can always be clearly read, keeping you informed.
Hydraulic Disc Brakes
The high-speed G100 Pro is equipped with professional-grade hydraulic disc brakes with an oversized 203mm rotor, delivering fast, responsive stopping power for safe and confident rides.
Full Suspension
Equipped with an adjustable full suspension system that absorbs shocks from rough terrain and city streets. Delivering a smooth, comfortable ride, whether you're off-road in the mountains or cruising over speed bumps.
High Quality Tires
Fitted with 20-inch premium tires that ensure a stable ride - whether you're commuting in the city or riding mountain trails.
Half Throttle
The half throttle design improves safety and allows for easy switching between electric and pedal-assist modes. With 5 levels of PAS (Pedal Assist System), you can control the pace and ride with total freedom.
Geometry
A - Total Length: 68" (1727 mm)
B - Handlebar Height: 47" (1194 mm)
C - Wheelbase: 45" (1143 mm)
D - Seat Height: 33" (838 mm)
Tires: Premium 20" x 4.0" Tires
Rider Height: 5'4" - 6'3"
What's In The Box?
G100 Pro
Inflator
installation Kit
Battery Keys x 2
NFC Cards x 2
Battery Charger
Fender
Screws
Wrench
SPECIFICATIONS
Speed & Range
Speed: 1-5 Speeds up to 50 mph
Range: up to 78 miles
Gearing & Rear Derailleur: Single Speed
Electronics
Battery: 72V 18Ah (Top) + 15Ah (Bottom) Lithium
Motor: 3000W (Peak Motor Power 6000W)
Charger: 7-8 Hours, 2A Charger
Display: Large LED Display + NFC Unlocking
Throttle: Half Twist Throttle
Front Light: 160 Lumens LED Light
Taillight: Braking Indicator
Turn Signal: Front and Rear Sequential Turn Signal Lights
Waterproof Grade: IP54
Frameset
Frame: High-Strength Carbon Steel Frame
Suspension: Full Suspension
Front Fork: Upgraded Adjustable Aluminum Alloy
Tires: Premium 20 x 4 inch Road Tires
Brakes
Brakes: Power-off Hydraulic Brake
Brake Levers: Aluminum Alloy, Comfort Grip Levers
Rotors: Front 180mm, Rear 203mm
Bike Dimensions
Bike Weight: 159 lbs
Bike Package Size: 61.8" × 11.4" × 36.2" (1570*290*920 mm)
6000W motor provides explosive power and top-tier performance
72V/33Ah battery supports extended rides with impressive range
Reinforced frame and suspension built for tough off-road conditions
Perfect choice for experienced riders who want speed, endurance, and durability
Q&A
Q: How fast does the HappyRun G100 Pro go? A: The G100 Pro can reach speeds of 50+ MPH, depending on rider weight and terrain.
Q: What’s the difference between the G100 and the G100 Pro? A: The Pro model has a larger 72V/33Ah battery, improved endurance, and performance upgrades compared to the standard G100.
Q: Is this bike street legal? A: The G100 Pro is designed primarily for off-road use. Always check local regulations before riding on public roads.
Q: How long does it take to charge? A: With the standard charger, charging time is around 6–8 hours.
Maintenance Tips
Fully charge the battery before long-term storage to maximize battery life
Inspect brakes, suspension, and tires before each ride
Clean the bike after muddy or dusty rides to prevent wear and corrosion
Avoid immersing electrical components in water to protect performance
Tighten bolts and check alignment regularly, especially after rough terrain
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