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Cyrusher Zenith Overview

Elevate Your Adventure.

Meet the bold evolution of the Cyrusher line. While the Aura offers effortless entry, the Zenith is built for those who demand a commanding presence. Featuring a classic step-over diamond frame for maximum rigidity and signature 4.0" fat tires, this is the ultimate all-terrain explorer. Engineered for the rugged beauty of the UK landscape, the Zenith turns every commute into an expedition and every trail into a playground.

Cyrusher Zenith Step-Over Fat Tire E-Bike

All-Terrain Adventure in One Ride

250W Brushless Motor

Smooth, Silent Power
Tackle city streets or light trails with ease. The Zenith's 250W brushless motor delivers efficient, quiet power for a smooth ride, whether you’re commuting or exploring off-road. Enjoy reliable performance with minimal maintenance.

52V 15Ah Samsung Battery

Long-Lasting 52V 15Ah Samsung Battery
Ride farther with confidence. Zenith's high-capacity 52V 15Ah Samsung battery offers extended range and consistent power output—perfect for long commutes or weekend adventures. Removable and easy to charge on or off the bike.

Switchable Sensor

Two Smart Ways to Ride
Switch seamlessly between Torque and Cadence modes with a single touch.Choose Cadence for relaxed cruising or switch to Torque for a more responsive, natural feel. Zenith lets you own every ride — from city paths to mountain trails.

Bright Illumination

Intelligent & Sophisticated
The Zenith's advanced features, including the ultra-bright front light, keep you connected and in control. Waterproof and anti-glare technology means you'll enjoy crystal clear visibility in all conditions, day or night.

Powerful Rear light

Be Seen. Ride with Confidence.
Light up the night and ride with confidence using our powerful eBike rear light. Stay safe and visible on the road, enhancing your visibility and ensuring a secure ride every time. Illuminate your path and keep drivers aware of your presence for a stress-free and enjoyable journey.

Durable and Stable Foundation

Built Strong. Rides Steady.
The 26" x 4.0" fat tires and robust 21" aluminum frame provide exceptional stability and durability on any terrain.

Smooth and Responsive Shifting

Smooth Shifting, Effortless Control
The Shimano 7-speed drivetrain ensures smooth and reliable gear changes, allowing you to find the perfect cadence for any incline.

Comfortable and Controlled Ride

Smooth Comfort, Total Control
The front suspension with lockout and rear spring suspension absorb bumps and vibrations, providing a smooth and comfortable ride on any terrain.

Increased Confidence and Capability

Hydraulic Disc Brakes
Hydraulic disc brakes will keep you safe wherever you travel. With just a touch of your fingers, you may instantly apply incredible and responsive braking force. You'll ride with confidence every time.

Informative Display

All Your Ride Info at a Glance
The mid-mounted color LCD display provides clear and easy-to-read information about your speed, battery level, assist mode, and more.

Seek New Paths

Go Beyond Roads

Zenith is your all-terrain companion built to explore everything between pavement and peaks.

Ergonomic Design
From Cobblestones to Coastal Trails.

Comfort That Fits You. Less strain on your back and shoulders, more pure riding pleasure.

Don’t let the terrain dictate your journey. With its signature 4.0" Fat Tires, the Zenith turns rugged gravel, sandy paths, and rain-soaked British streets into your personal playground. While others are confined to the tarmac, you have the freedom to cut through the park, conquer the hillside, or take the scenic forest route home. Your world just got a lot bigger.

A Power Beast

Get amazed by the burst of speed with the Zenith's 80Nm max torque motor. Even for a 10 degree hill, the Zenith can conquer it with no effort.

250W

MOTOR
POWER

80N.M

MAX
TORQUE

More Range, More Freedom

Go farther than you imagined. From spontaneous detours to day-long escapes, Zenith gives you the freedom to ride without limits.

96KM

MAX RANGE

780Wh

BATTERY CAPACITY

52V

15.0Ah

Comfort Over Long Rides

— Ride farther, easier, and more comfortably—every day.

A bold step-over design for riders who demand more.

Front suspension and wide tires absorb the road, gravel, and unexpected bumps.

Supportive geometry keeps your body relaxed mile after mile. Ride longer, explore farther.

Safety You Can Trust

— in the city, on gravel, and everywhere in between.

180mm Hydraulic Disc Brakes
High-Visibility Front Headlight
Rear Brake Light
4.0” Fat Tires for Grip & Stability

Useful Information

User Manual

What's in the Box

How to Assemble

Ready For Any Terrain

Ride through any surface with the Zenith's suspension and 26" * 4.0" tires and suspension. Rain or snow, fear not. The bike is IPX5 waterproof (some parts IPX7 waterproof).

🌍 Share Your Ride. Inspire the Journey.

Riding Gallery

Every path tells a story — and we want to see yours. Post your best shots with #SeekNewPath for a chance to be featured in the Cyrusher Riding Gallery.

📸 Whether it’s city streets, mountain trails, or unforgettable moments with friends, show the world how you ride.

👉 Tag. Share. Get Featured.

Size & Fit

Frame

Reach
Head Tube Length
Head Tube Angle
Wheelbase
Total Length
Min Seat Height
Max Seat Height
Stand Over
Handlebar

Step-Over

18.5"/47cm
5.5''/14cm
68.5°
47.6"/121cm
76.4''/194cm
32.3"/82cm
40.4"102.5cm
30"/75cm
27.6/70cm
Electronic
Motor 52V 250W( torque 80Nm)
DerailleursShimano 1*7 TY500
SensorTorque & Cadence Sensor
Forkcoil-spring
BrakeLogan Hydraulic Disc Brake 2-Piston Caliper
TireChaoyang 26" * 4.0"
Frame Aluminium frame
Wheelset26" wheelset
BatterySamsung 21700, 52V/15Ah(780Wh)
Charging Time7-8 HRS(2A)
Weight 34.3 KG
Battery Weight 4.5 KG
Top Speed15.5 MPH
Warranty & Note
Frame2 years
Parts1 year
Battery1 year
Terms & ConditionsThis warranty only applies to the original owner of a Cyrusher and is limited to the replacement of defective parts. Cyrusher covers the cost of the replacement, buyer is responsible for the shipping cost.
Assembly Guide