Happyrun G50 Fat Tire Electric Bike 1500W
- 1500W peak motor, 750W rated per description
- 48V 18Ah removable battery
- Up to 68 miles pedal assist, 30 miles electric only
- 20 x 4 inch fat tires, dual suspension
- Shimano 7-speed, disc brakes
- 265 lb max rider, bike weighs 95 lb
Last refreshed Jun 21, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A powerful fat tire e-bike with motorcycle styling for mixed terrain, long range and riders up to a high weight limit. It is heavy, needs assembly, and top speed is not listed.
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ASIN: B0FFGDFB6TModel: G50Category: Electric Bicycles
Overview
Not a light commuter bike, the Happyrun is a moped styled fat tire e-bike with a strong rear motor and a removable battery. Front fork and seat suspension soften bumps on trails and broken pavement.
Range and fat tires make it capable on sand, gravel and city streets. Its weight makes carrying or lifting onto a rack hard, and speed and charger details are missing.
Who it's for
Riders covering beaches, trails and suburban roads suit its tires and range. Apartment dwellers without ground level storage, or riders wanting a light bike, should look elsewhere.
Pros and cons
- Long pedal assist range
- Fat tires grip loose ground
- Front and seat suspension
- High rider weight limit
- Heavy to lift
- Top speed not listed
- Charger not listed in box
Performance notes
Battery capacity and assist level decide range, so pure throttle use cuts it sharply. Wide tires at low pressure spread load for grip on sand and gravel. Suspension absorbs hits, but weight slows handling.
Specifications
| Brand | Happyrun |
|---|---|
| Model | G50 |
| Dimensions & fit | |
| Maximum Weight Recommendation | 265 poundslower than 84% of 266 electric bicycles |
| Wheel Size | 20 x 4 inches |
| Item weight | 95 pounds |
| Capacity & performance | |
| Wattage | 1500W peak, 750W rated |
| Number Of Speeds | 7, Shimano |
| Range | 68 miles pedal assist, 30 miles pure electric |
| Power & efficiency | |
| Battery | 48V 18Ah, removable |
| Construction & materials | |
| Frame Material Type | Carbon steel |
| Included components | |
| Included Components | Kickstand |
| Warranty & support | |
| Warranty Description | 1 year |
| Other details | |
| Brake Style | Disc |
| Suspension Type | Front fork and seat |
| Is Assembly Required | Yes |
Closest rivals on specs
Frequently asked questions
What comes in the box with the Happyrun G50?
The listing names a kickstand among included components. Assembly is required, and it does not itemize the charger or tools.
How far does the Happyrun G50 go on a charge?
Up to 68 miles with pedal assist, or up to 30 miles on pure electric.
How heavy is the Happyrun G50?
95 pounds, with a maximum rider weight of 265 pounds.
What warranty does the Happyrun G50 have?
A 1-year warranty against manufacturer defects.