kulifoo EF-102 Fat Tire Electric Bike 1500W
- Maximum Weight Recommendation: 350 pounds
- Wheel Size: 20 inches
- Lithium Battery Energy Content: 960 Wh
- Wattage: 750 watts
Last refreshed Jun 21, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
As an all-terrain fat-tire ebike, it delivers real trail capability at a fair price, but buyers should expect a real-world top speed closer to 20 to 21 mph and be prepared to chase down their own parts if electronics fail.
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ASIN: B0F17JFL7CModel: EF-102Category: Electric Bicycles
Overview
The kulifoo EF-102 is a fat-tire electric bike with a 1500W peak motor and a 48V 20Ah battery, aimed at riders who want an all-terrain ebike for trails, sand, or snow rather than pavement commuting alone. It ships about 90 percent assembled with dual disc brakes and multi-level suspension.
Kulifoo markets a 25 mph top speed and Class 3 compliance, but multiple buyers who timed their own rides reported topping out closer to 20 to 21 mph, so the advertised figure reads as a ceiling rather than a guarantee. The 1500W peak rating describes a burst figure, not sustained output, which is standard for this class of ebike but worth knowing before comparing it to a continuously-rated motor spec.
- 1500W peak motor, 48V 20Ah battery
- 20 inch fat tires with multi-level suspension
- Dual disc brakes
- 3 ride modes plus 6-speed Shimano gearing
Who it's for
Riders who want one bike that can handle mixed terrain such as mountain trail, sand, snow, or road, and who are comfortable finishing assembly and occasional troubleshooting themselves. Less suited to someone who wants a plug-and-play commuter with responsive manufacturer support if something breaks.
Pros and cons
- Fat tires and suspension suited to trail, sand, and snow
- Arrives about 90 percent assembled
- Dual disc brakes and 6-speed Shimano drivetrain
- 350 lb frame capacity
Performance notes
The 1500W peak motor and Class 3 tuning are meant to climb grades up to 30 degrees, and the multi-level suspension paired with 20 inch puncture-resistant fat tires is built to absorb rough terrain. Three ride modes (pure electric, pedal-assist, and manual) plus a 6-speed Shimano drivetrain and dual disc brakes cover both easy cruising and a workout-oriented ride, with a stated 40-mile range on a 5 to 6 hour charge.
Specifications
| Brand | kulifoo |
|---|---|
| Model | EF-102 |
| Dimensions & fit | |
| Maximum Weight Recommendation | 350 poundshigher than 72% of 266 electric bicycles |
| Wheel Size | 20 inches |
| Wheel Width | 4 inches |
| Capacity & performance | |
| Number Of Speeds | 6 |
| Bicycle Drivetrain Type | Derailleur |
| Bicycle Gear Shifter Type | Twist Grip |
| Age Range Description | Adult |
| Power & efficiency | |
| Lithium Battery Energy Content | 960 Whhigher than 60% of 221 electric bicycles |
| Wattage | 750 watts |
| Power Source | Electric Motor |
| Construction & materials | |
| Frame Material Type | Carbon Steel |
| Wheel Material | Aluminum |
| Warranty & support | |
| Warranty Description | 2 years |
| Other details | |
| Electric Assist Type | Pedelec |
| Suspension Type | Front |
| Bike Type | Electric Bike |
| Derailleur Configuration | Rear |
| Is Assembly Required | No |
| Style Name | Retro |
| Additional Features | Durable |
Closest rivals on specs
Frequently asked questions
What is the real-world top speed of the kulifoo EF-102?
Kulifoo advertises 25 mph, but several buyers who tested their own bikes reported a top speed closer to 20 to 21 mph.
Does the kulifoo EF-102 ebike arrive assembled?
It ships about 90 percent built, with buyers typically needing to attach the front wheel and seat before riding.
What is the weight capacity of the kulifoo EF-102?
The carbon steel frame is rated for riders up to 350 lbs.