Cyrusher Rumble 2.0 Step-through Electric Bike
Rumble 2.0: Ride with Confidence and Style
Description
Introducing the Cyrusher Rumble 2.0—an upgraded step-through electric bike that combines power, comfort, and practicality for urban commuting and leisure rides. With its integrated rear rack, the Rumble 2.0 offers a cleaner design and enhanced functionality, making it an ideal choice for riders seeking both style and performance.
Experience the perfect blend of functionality and style with the Cyrusher Rumble 2.0. Whether you’re commuting to work, running errands, or exploring new paths, this e-bike is designed to meet your needs with reliability and flair.
Specification
Technical Specifications |
Battery |
48V 18Ah |
Charger |
48V 3.0A |
Charging Time |
6~7 hours |
Battery Lifetime |
800 cycles |
Speed Class |
Up to 25 kph on Level 5 PAS |
Weight |
70.32lbs(31.9 KG) With Battery |
Range |
Up To 58 Miles (94 Km) |
Motor |
48V 250W 85 N.m Brushless Rear Hub Motor |
Payload Capacity |
350 lbs |
Mechanical |
Tires |
Chaoyang 20" X 4" Fat Tires |
Display |
3.5" LCD display, Colorful Smart Computer |
Brakes |
Fully Hydraulic Disc Brakes 180mm Front + Rear |
Crank Set |
170Mm Forged 52T Alloy Dual-Sided Aluminum |
Chain |
KMC Stainless Chain |
Transmission |
Shimano Tx50-R/M315 Gear Shift System 7 Speed DerailleurShimano Rd-Ty300-D-Att, 7-Speeds |
Front Suspension |
Oil &Spring Suspension fork with adjustment |
Frame |
6061 Aluminum Alloy with Internal Battery |
Gearing |
Shimano 7-speeds |
Kickstand |
6061 Aluminum Kickstand |
Rims |
Aluminum Alloy |
Saddle |
Breathable Ergonomic Sport Cushion Seat |
Seat post |
31.9mm /Adjustable height |
Sensor |
Speed Sensors |
Spokes |
12-Gauge Stainless Steel |
Warranty & Note |
Frame |
2 years |
Parts |
1 year |
Battery |
1 year |
In The Box |
Battery, Charger, Air Pump, Assembly Toolset |
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. |
Size

Reach |
17.7''/45cm |
Standover Height |
17.3''44cm |
Wheelbase |
47.6''/121cm |
Total Length |
71.1''/180.5cm |
Min Saddle Height |
32.3''/82cm |
Max Saddle Height |
41.7''/106cm |
Rider Height |
5'1" ~ 6'2" (155cm ~ 190cm) |
More Reasons to Love It

Integrated Rear Rack
Seamless Design for Everyday Utility
The built-in rear rack offers a sleek appearance while providing ample space for carrying groceries, work essentials, or adventure gear. Its sturdy construction ensures durability without compromising the bike’s aesthetic.

Powerful LED Front Headlight
Light Your Way, Ride with Confidence
Built for visibility and safety, the integrated LED headlight shines brightly to illuminate the road ahead. Whether you’re riding at dusk, dawn, or in low-light conditions, it helps you see and be seen, giving you confidence to ride any time.

Integrated Rear Taillight with Brake Function
Stay Visible, Stay Safe
The rear taillight doubles as a brake light, automatically brightening when you apply the brakes. This built-in safety feature alerts those behind you, reducing the chance of collisions and improving your visibility in traffic.

Smart LCD Display
All Your Ride Info at a Glance
Stay fully informed with the Rumble 2.0’s large LCD display. Track your speed, battery level, pedal assist mode, trip distance, and more — all in real time. Easy to read even in bright sunlight, it keeps you in control and helps you ride smarter.

Shimano 7-Speed Gear System
Adaptable Gearing for Varied Riding Scenarios
The Shimano 7-speed derailleur provides smooth and accurate gear shifts, allowing riders to adjust to different terrains and riding preferences effortlessly.

Step-Through Frame Design
Accessible and Comfortable for All Riders
The low-step frame allows for easy mounting and dismounting, catering to riders of varying heights and mobility levels. Combined with an adjustable saddle, it ensures a comfortable riding posture.

Hydraulic Disc Brakes
Reliable Stopping Power in All Conditions
Front and rear 180mm hydraulic disc brakes ensure precise and consistent braking performance, enhancing safety during wet or dry conditions.

20” x 4” Fat Tires
Stability Across Diverse Terrains
Equipped with Chaoyang fat tires, the Rumble 2.0 offers enhanced traction and shock absorption, providing a comfortable ride on various surfaces, from city roads to gravel paths.

48V 18Ah Removable Battery
Extended Range for Daily Commutes
Travel up to 94 km (58 miles) on a single charge. The removable battery design allows for convenient charging at home or the office, ensuring your bike is always ready for the next journey.

250W Geared Hub Motor
Effortless Acceleration and Climbing Power
Experience smooth and responsive rides with the 250W motor, delivering up to 65 Nm of torque. Whether navigating city streets or tackling inclines, the Rumble 2.0 ensures consistent performance.

Intelligent Speed Management
Rumble's current iteration has a speed restriction. To unlock at a faster pace, follow the instructions in the box.

Handlebar Grips
Crafted with precision and designed for ultimate comfort, these handlebar grips are the perfect addition to your electric bike.

Power Up Your Ride
The robust 250 W transmission effortlessly handles any road conditions, enhancing the enjoyment and ease of daily commuting as well as recreational riding. This powerful engine performs well over long distances, offering a satisfying on-road riding experience. The Rumble is designed to make it easy for you to navigate all types of terrain, from winding mountain trails to flat urban streets.
On a single charge, the Rumble's high-capacity 48V 18Ah battery provides an amazing range of up to 58 miles. You can take long trips without worrying about running out of battery thanks to this long-range capability. With confidence, venture down new roads and cover more ground than ever before.

STEP-THROUGH DESIGN
Easy to Go On and Off
No matter your age or ability, you can get on and off with ease. A seat that can be adjusted to fit your exact comfort level will be gentle on your hips and back. Not only do the sleek integrated frame and matching rear rack look amazing, they also carry all of your necessities. It is prepared for all of your daily escapades and impromptu road trips.