Cyrusher Rumble

The Cyrusher Rumble is a step-through, fat-tire electric bike designed for a comfortable and versatile ride. Its specifications are configured differently for the US and EU markets to comply with local regulations.

Here is a breakdown of its key tech specs:

General:

• Model: Rumble

• Type: Step-Through Electric Bike

• Frame: 6061 Aluminum Alloy, with integrated battery

• Weight (with battery): 31.9 kg (70.32 lbs)

• Payload Capacity: 150-159 kg (330-350 lbs)

Motor and Battery:

• Motor:

• US: 48V 500W (with a peak power rating, although the exact peak is not consistently listed) brushless rear hub motor.

• EU/UK: 48V 250W brushless rear hub motor.

• Torque: 65 Nm

• Battery: 48V 18Ah (864Wh) lithium-ion, removable.

• Charging Time: 6-7 hours

• Battery Lifetime: 800 charge cycles

Performance:

• Max Speed:

• US: Up to 22 mph (35 km/h) on Pedal Assist Level 5.

• EU/UK: Up to 15.5 mph (25 km/h).

• Max Range: Up to 58 miles (94 km) with pedal assist.

• Riding Modes: 5 levels of Pedal Assist and Half-Twist Throttle.

• Sensor: Cadence sensor.

Drivetrain and Brakes:

• Gearing: Shimano 7-speed derailleur (Shimano TX50-R/M315).

• Brakes: Fully Hydraulic Disc Brakes with 180mm rotors (front and rear).

Wheels and Suspension:

• Tires: 20" x 4.0" Chaoyang puncture-resistant fat tires.

• Suspension:

• Front: Oil & Spring suspension fork with adjustment.

• Rear: Some models or versions may have a dual-shock seat for additional comfort, but a rear suspension is not a standard feature on all versions.

Components and Features:

• Display: 3.5" LCD color smart computer.

• Lights: Integrated LED headlight and taillight with a brake light function.

• Handlebar: Adjustable and foldable.

• Seat: Breathable ergonomic sport cushion seat.

• Kickstand: 6061 Aluminum kickstand.

Fenders and Rack: Included on some versions.