Insane E-Bike Thrills: The EUYbike S4 Has Arrived!

Written by EVNN Staff

Get ready as we present the newest wonder in the world of e-bike thrills. Introducing the EUYbike S4, the epitome of speed and style in the realm of moped-style e-bikes. This magnificent machine is not for the faint of heart. It arrives with a vengeance, fueled by pure electric power and an insatiable appetite for adrenaline.

Dare to witness the unparalleled fusion of price and performance that the EUYbike S4 offers. With its mesmerizing design, reminiscent of a futuristic beast, this e-moped demands attention and commands respect. But there’s more to this untamed beauty than meets the eye.

Join us as we delve into the heart of the EUYbike S4, exploring its impressive specifications that will leave you in awe. From its lightning-fast acceleration to its exceptional range, this two-wheeled marvel will redefine your understanding of speed and endurance.


The EUYbike S4 represents a moped-style electric bike that seamlessly combines an appealing design with premium construction materials and components. Its sturdy build and meticulous craftsmanship establish it as a trustworthy and delightful choice for both lengthy journeys and daily commutes. Among its notable features, the S4 e-bike boasts a remarkable high-carbon steel frame. This frame not only ensures exceptional durability and strength but also enables the bike to withstand diverse terrains and various riding conditions effectively. Moreover, the use of high-carbon steel adds a touch of ruggedness to the overall aesthetic, enhancing the moped-style appearance that sets it apart.

To guarantee optimum braking performance, the S4 is equipped with Tektro 160mm hydraulic brakes. These hydraulic disc brakes provide reliable stopping power and outstanding modulation, granting riders precise control over their speed. Whether maneuvering through bustling city streets or venturing onto off-road trails, the braking system of the S4 guarantees safety and instills confidence in riders, ensuring a secure riding experience.

Within the S4 e-bike, you’ll discover an alloy front suspension fork that possesses both lockout and adjustment functionalities. This fork plays a pivotal role in absorbing shocks and vibrations, resulting in a ride that is notably smoother and more comfortable. Regardless of encountering road imperfections or traversing uneven terrain, the suspension fork diligently mitigates the impact, thereby improving the overall quality of the ride experience.

EUYbike S4

Another remarkable attribute of the S4 is its 20″x4″ fat tires. These wide and thick tires offer exceptional traction and stability, rendering them perfectly suited for various surfaces like gravel, sand, or snow. Not only do the fat tires provide a comfortable ride, but they also significantly contribute to the bike’s off-road capabilities, enabling riders to effortlessly explore diverse terrains.

For an even more enhanced experience in terms of comfort and performance, the S4 incorporates full suspension, including a single-shock rear suspension. This rear suspension system adeptly absorbs shocks and vibrations from the road, thereby reducing fatigue and providing a remarkably smoother riding experience. Whether navigating through bustling urban streets or tackling rough and challenging trails, the entire suspension setup ensures that your ride remains thoroughly enjoyable and comfortable.

Equipped with a black-and-white LCD display, the S4 e-bike offers riders access to vital information, including speed, battery level, and distance covered. The display is designed to be easily readable, ensuring that riders can stay informed and maintain control of their ride regardless of the lighting conditions they encounter.

When it comes to user convenience, the S4 excels with its well-designed control panel situated on the left handlebar. This thoughtfully positioned control panel ensures that all essential functions are easily accessible. From this centralized location, riders can effortlessly access and manage various features of the bike. Additionally, the buttons for lights and horns are conveniently placed on the left handlebar, allowing riders to operate them without needing to remove their hands from the grips.

The S4 e-bike showcases impressive specifications, making it a robust and capable electric bike. With a claimed weight of 76 lbs, the S4 strikes a balance between sturdy construction and a manageable weight for riders. Furthermore, the S4 boasts a generous total payload capacity of 400 lbs. This capacity refers to the combined weight of the rider, cargo, and any additional accessories. Such a substantial payload capacity allows riders to confidently transport their belongings or carry extra items without compromising the bike’s performance or stability.

The EUYbike S4 goes beyond its exceptional design and performance by prioritizing the comfort and convenience of riders. A crucial aspect contributing to rider comfort is the thoughtfully designed saddle of the S4. The saddle strikes a perfect balance between providing support and cushioning, ensuring a comfortable ride even during long journeys. Whether commuting to work or embarking on an adventurous ride, the S4 saddle offers a cozy and enjoyable seating experience.

Handlebar

In terms of aesthetics, the S4 fully embraces its moped styling with distinctive design features such as a dual-crown suspension fork and a prominent giant headlight. These design elements not only add a touch of uniqueness but also give the bike an unmistakable presence on the road. The dual-crown suspension fork not only enhances the visual appeal but also provides additional strength and rigidity to the front end of the bike, contributing to a stable and smooth ride experience.

The EUYbike S4 e-bike is furnished with a formidable 1000W rear-hub motor, guaranteeing rides that are thrilling and exhilarating. This motor delivers remarkable performance and acceleration, allowing riders to relish in the excitement of electric-powered speed. Whether one prefers utilizing the throttle or engaging the pedal assist system, the S4 delivers a dynamic and thrilling riding encounter. With a peak torque of 96 Nm, the S4 e-bike showcases exceptional power, granting riders the ability to effortlessly conquer diverse terrains and challenging inclines. Whether climbing steep hills or swiftly accelerating from a stationary position, the motor’s torque ensures a ride that is smooth and responsive.

Moreover, the S4 is equipped with a 5-level pedal-assist system, offering riders different levels of assistance to accommodate their preferences and prevailing riding conditions. This feature permits a customizable riding experience, catering to various fitness levels and the challenges posed by different terrains.

The S4 e-bike features a notable Shimano 7-speed drivetrain, which allows riders to actively contribute their own effort and adjust the bike’s speed to their preferences. This drivetrain proves particularly valuable when riding at speeds around 22 mph, as it combines the rider’s exertion with the motor’s power, resulting in a balanced and engaging ride.

Similar to many moped-style e-bikes that exceed 20 mph, the S4 utilizes a cadence sensor. This sensor ensures that the motor remains engaged as long as the pedals are in motion, guaranteeing consistent and uninterrupted power delivery. Whether pedaling lightly or applying more force, the motor remains responsive and provides seamless assistance, adapting to the rider’s input.

To enhance versatility and user-friendliness, the S4 incorporates a twist throttle. This throttle mechanism enables riders to effortlessly engage the motor, resulting in instant acceleration and precise control. With the twist throttle, riders can effortlessly reach their desired speed or deliver quick bursts of power when necessary, introducing an additional element of excitement to their rides.

The S4 e-bike comes equipped with a high-capacity lithium battery that ensures an extensive riding range. The standard battery option is a 48V, 25Ah lithium battery, although it’s worth mentioning that some variations may feature a 20Ah battery. With the 48V, 25Ah lithium battery, the S4 offers an impressive range for riders to enjoy. When utilizing the throttle-only mode, riders can expect a range of approximately 40–44 miles on a single charge. This range provides ample distance for exciting and leisurely rides, allowing riders to explore urban landscapes or venture into nature with ease.

For those who prefer to engage the pedal assist system, the S4 extends its range even further. With the pedal assist activated, riders can experience a range of approximately 70–75 miles on a single charge. The pedal assists feature supplements the rider’s pedaling efforts with additional power, resulting in increased efficiency and extended battery life. This feature not only provides a boost to the rider’s ride but also enhances the overall range capabilities of the S4, ensuring that riders can embark on longer journeys with confidence.

High-capacity lithium battery

Thrill-seekers seeking an adrenaline rush will find satisfaction in the S4’s substantial and powerful motor, along with its unrestricted speeds. Those desiring a leisurely ride over long distances will appreciate the S4’s comfortable saddle, user-friendly cockpit, and impressive battery capacity. Furthermore, riders who value obtaining a remarkably potent and visually striking bike without straining their budget will undoubtedly be delighted by the EUYbike S4’s price point of $1,399.

In light of these features, the EUYbike S4 caters to a diverse range of riders and their specific preferences. Whether your focus is on exhilaration, comfort, practicality, or value, the S4 offers a comprehensive and appealing solution.