Range
58 Miles
Top Speed
15.5 MPH
Battery
48V 18Ah
Motor
250W
Payload Capacity
350 lbs
Sensor
Cadence Sensor

Rumble Step-Through Electric Bike

Overview

Description

The Rumble step-through offers a flexible and durable ride with a top speed of 20–25 kph thanks to its dynamic 250W geared hub motor and detachable 48V 18AH battery. Robust 4" fat tires ensure smooth rolling on any terrain by offering outstanding traction and stability.

Designed for Your Comfort

Shimano cues 7-speed shifter

Powerful Motor and Versatile Gearing: With a 250Wmotor and a Shimano 7S gearing system, our electricmotorcycle can easily manage busy metropolitanstreets as well as peaceful country roads.

Cushion that Absorbs Shock

Furnished with a dual-shock seat that perfectly cushions the rider. An incredibly smooth and pleasuralble ride is guaranteed by this sea.

Front and Rear Disc Brakes

The e-bike's 180mm hydlrqulic disc brake significantly increased stopping power and smoothness while producing less noise. On wet days or On slick roads, you may stop using the quick-response brake.

Intelligent Speed Management

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

20"x 4" Fat Tire

With its front suspension and 20" x4" puncture-resistant Chaoyang fat tire, it can handle gravel paths, icy conditions, and level highways while maintaining superior traction.

Handlebar Grips

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

500W PERFORMANCE MOTOR

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.

Size & Fit

Reach

Standover Height
Wheelbase
Total Length
Min Saddle Height
Max Saddle Height
Rider Height

17.7''/45cm

41cm
47''/120cm
69''/176cm
33.5''/85cm
43''/110cm
5'1" ~ 6'2" (155cm ~ 190cm)
Technical Specifications
Battery48V 18Ah
Charger48V 3.0A
Charging Time6~7 hours
Battery Lifetime800 cycles
Speed ClassUp to 25 kph on Level 5 PAS
Weight 70.32lbs(31.9 KG) With Battery
RangeUp To 58 Miles (94 Km)
Motor48V 250W 65 N.m Brushless Rear Hub Motor
Payload Capacity350 lbs
Mechanical
Tires Chaoyang 20" X 4" Puncture-Resistant 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 Derailleur Shimano Rd-Ty300-D-Att, 7-Speeds
Front SuspensionOil &Spring Suspension fork with adjustment
Frame6061 Aluminum Alloy with Internal Battery
GearingShimano 7-speeds
Kickstand6061 Aluminum Kickstand
RimsAluminum Alloy
SaddleBreathable Ergonomic Sport Cushion Seat
Seat post31.9mm /Adjustable height
SensorSpeed Sensors
Spokes12-Gauge Stainless Steel
Warranty & Note
Frame2 years
Parts1 year
Battery1 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.

Riding Gallery

Customer Reviews

Based on 3 reviews
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F
Fabrizio Fruttauro

Aspetto con ansia la mia nuova bici, sarà la mia prima bicicletta elettrica a 50 anni.

Ciao, grazie mille per il sostegno a Cyrusher! Vi auguriamo una grande esperienza in ogni corsa in bicicletta e, per favore, siate anche più sicuri!

m
marco patrizi
Toller Kundenservice

Ich liebe dieses Fahrrad!!!

Hallo, vielen Dank für Ihre Wertschätzung für unsere Produkte und Dienstleistungen! Die Anerkennung unserer Kunden ist unser Ansporn, immer weiter zu machen! Ich wünsche Ihnen einen schönen Tag!

M
Michele Bellini
Uma experiência de atendimento ao cliente incomparável!

A minha esposa adora a Cyrusher. Este é o presente de aniversário que quero dar a ela. A Cyrusher foi muito atenciosa ao preparar presentes para nós — com emblemas, bonés e ímãs de geladeira.

Olá, muito obrigado por partilhar a sua experiência de compra connosco! A satisfação e o reconhecimento dos nossos clientes é a nossa motivação para continuarmos a avançar!