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Product Description

Some rides change how you think about what electric can do. The HappyRun G300 Pro delivers 6500W of peak motor power, reaches 50 MPH off-road, and carries up to 350 lbs across terrain that would stop most bikes cold. With a removable 72V 30Ah battery good for 60 miles and a carbon steel frame built to absorb what the trail throws at it, this is a machine for riders who have already decided they want the best.

  • 6500W peak motor power — delivers the torque and acceleration needed for serious off-road performance across dirt, gravel, and uneven terrain
  • Up to 50 MPH off-road, 5 adjustable speed levels — dial in the right speed for the trail, the rider, and the conditions
  • 72V 30Ah removable battery, up to 60 miles range — swap or charge the battery independently; no need to move the bike to recharge
  • Hydraulic disc brakes — consistent, reliable stopping power at speed and on descent, regardless of conditions
  • 17-inch all-terrain tires — designed for grip and stability across dirt, gravel, and mixed surfaces
  • 2000-lumen LED headlight — high-output lighting for low-light trail riding and early morning or evening sessions
  • High-strength carbon steel frame, 350 lb payload — 136.8 lb bike weight; recommended rider height 5'1"–6'5"; full-color LCD display included

Specifications

Bike Weight 136.8 lbs
Peak Motor Power 6500W
Battery 72V 30Ah lithium-ion (removable)
Max Range Up to 60 miles
Max Speed 50 MPH (off-road)
Payload Capacity 350 lbs
Tires 17" all-terrain
Suspension Full suspension
Brakes Hydraulic disc
Speed Levels 5 adjustable
Headlight 2000-lumen LED
Display Full-color LCD
Frame High-strength carbon steel
Recommended Rider Height 5'1"–6'5"

Warranty

The G300 Pro is backed by HappyRun's tiered warranty: 24 months on the frame, 12 months on the front fork, handlebar, motor, controller, charger, and battery, 6 months on drivetrain components and electrical controls, and 3 months on consumables like tires, brakes, and lighting. The battery is warranted to retain at least 75% capacity for up to 300 charge cycles. Coverage applies to manufacturing defects; damage from water ingress, collisions, or self-modification is excluded. Expert support is included with every purchase.

Before You Buy — What You Should Know

US Shipping: Ships free to the contiguous United States. Due to size and weight (136.8 lbs), contact our team for estimated delivery timelines before ordering.

Who It's For: Riders aged 16+ seeking a high-performance electric dirt bike for off-road use on private land or designated trails. This bike reaches speeds that require responsible riding and appropriate protective gear. Not intended for street or highway use — check your local regulations before riding.

Support: Our team can help with setup, battery management, and riding configuration. We've done the research. You make the decision.

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