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UNIVERCYCLE B4 20" Step-Thru E-Bike 350W Motor 48V 13Ah Battery

$1,409.00
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Color: Black
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30 Day Returns
1 Year Warranty

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Delivery and Shipping

Delivery Time
5-7 business days (US, IRL warehouse)
7-10 business days (EU warehouse)
15-20 business days (HK warehouse)

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Return & Refund

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

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Warranty Policy

Under non-human circumstances, the battery, electric controller, motor, and frame are under warranty for one year.

There is no warranty for vulnerable parts, and the warranty for non-vulnerable parts ranges from 1 month to 6 months.
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UNIVERCYCLE B4: High-Performance All-Terrain Explorer

The UNIVERCYCLE B4 is a premium upgrade in the foldable fat tire category. Engineered with a durable Aluminum Alloy frame and high-traction 20*4.0" CHAOYANG tires, it offers a superior ride. The standout feature is the Front and Rear Hydraulic Disc Brakes, providing significantly better stopping power and safety compared to standard mechanical brakes.

Detailed Specifications

Core Feature UNIVERCYCLE B4 Details
Motor & Speed 48V 350W (Up to 42KM/H after unlocking)
Braking System Front & Rear Hydraulic Disc Brakes
Battery & Range 48V 13Ah Lithium (45-80KM Range)
Tires 20*4.0 inch CHAOYANG All-Terrain Fat Tires
Transmission SHIMANO 7-Speed Gearing System
Weight Capacity Max Load 100KG + 15KG Rear Rack
Safety Features LED Headlight, Rear Light, and ECM Certification

B4 Performance Insights (FAQ)

How fast can the UNIVERCYCLE B4 go?

While the default legal speed is 25KM/H, the B4 is capable of reaching a top speed of 42KM/H once unlocked, making it one of the fastest ebikes in its class.

Are hydraulic brakes better than mechanical ones?

Absolutely. The B4’s hydraulic disc brakes provide more modulated braking power with less finger effort and perform better in wet conditions compared to traditional mechanical systems.

FAQ

UNIVERCYCLE

UNIVERCYCLE B4 20" Step-Thru E-Bike 350W Motor 48V 13Ah Battery

$1,409.00

General

Specifications

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