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HAPPYRUN

Happyrun G50 Pro Fat Tire Electric Bike 2000W

  • 1500 W motor per specs (title says 2000W)
  • 48V 25Ah removable battery
  • Up to 35 mph, 75+ miles range per title
  • 20 inch fat tires, dual suspension
  • 7-speed rear derailleur, disc brakes
  • Pedal assist and throttle, 3 assist levels
  • 265 lb rider limit, 95 lb bike

Updated 23 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A fat tire electric bike with pedal assist, a throttle and dual suspension for trails and rough ground. The listing disagrees with itself on motor power and battery energy, and it gives no frame size guidance.

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ASIN: B0D8PDQCMTModel: G50 ProCategory: Electric Bicycles

Overview

A removable lithium battery feeds the motor of the Happyrun Pro, a fat tire electric bike with pedal assist and a throttle on demand. Disc brakes, a digital display and a kickstand complete the package.

Fat tires, dual suspension and a seven-speed drivetrain give it a rough-terrain character, and the removable battery eases charging. The limitation is data: motor power appears as two figures, the battery energy value looks wrong, and the e-bike class is not stated.

Who it's for

An adult rider on mixed or off-road terrain who wants full suspension and big tires. Riders concerned about local e-bike rules, or those who need a light frame, should check the details first.

Pros and cons

Pros
  • Throttle and pedal assist
Cons
  • Motor power stated two ways
  • Battery energy figure looks wrong
  • E-bike class not listed
  • Heavy to lift

Performance notes

The motor adds power on demand through the throttle or in steps through pedal assist, and the battery capacity governs range. Fat tires and dual suspension cushion rough ground. Disc brakes provide stopping power at speed, and the seven-speed derailleur matches gearing to terrain.

Specifications

BrandHAPPYRUN
ModelG50 Pro
Dimensions & fit
Maximum Weight Recommendation265 poundslower than 82% of 250 electric bicycles
Wheel Size20 inches
SizeLarge
Item weight95 pounds
Capacity & performance
Wattage1500 watts (spec table); 2000W (title)
Number Of Speeds7
Top speedUp to 35 mph (title)
Power & efficiency
Battery48V 25Ah removable
Battery Life75+ miles (title); 6 hours (spec table)
Construction & materials
Frame Material TypeCarbon steel
Included components
Included ComponentsKickstand
Warranty & support
Warranty Description1 year
Other details
Electric Assist TypePedelec (pedal assist) and throttle-on-demand; 3 assist levels
Brake StyleDisc
Suspension TypeDual

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Frequently asked questions

What size is the HAPPYRUN G50 Pro and who does it fit?

The size is listed as Large with 20 inch wheels. The listing gives no frame measurements or rider height range, so check with the seller if you are tall or short.

Is the HAPPYRUN G50 Pro 2000W or 1500W?

The title says 2000W while the spec table lists 1500 watts. The listing does not explain the difference.

Does the HAPPYRUN G50 Pro have a throttle?

Yes. The assist type is listed as pedal assist and throttle-on-demand, with 3 pedal-assist levels.