JasionBike Thunder Pro ST Step-Through E-Bike

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Jasion Thunder Pro ST Step-Through Fat Tire Electric Bike

Overview

The Jasion Thunder Pro ST is a step-through fat tire electric bike designed for comfortable commuting, long-distance rides, and all-terrain adventures. Powered by a 1,200W brushless rear hub motor with 2,000W peak output and 115 Nm of torque, it delivers strong acceleration, a top assisted speed of 35 MPH, and a riding range of up to 90 miles. The 52V 20Ah (1,040Wh) removable lithium-ion battery provides extended riding time, while the step-through aluminum alloy frame offers easy mounting and dismounting for riders of various heights.

Built with a full-suspension system, dual hydraulic disc brakes, Shimano 7-speed drivetrain, and 26 × 4-inch fat tires, the Thunder Pro ST provides comfort, stability, and traction across pavement, gravel, sand, snow, and light trails.

Key Features

1,200W brushless rear hub motor (2,000W peak)
52V 20Ah (1,040Wh) removable lithium-ion battery
Up to 35 MPH top assisted speed
Up to 90-mile riding range
115 Nm motor torque
Step-through aluminum alloy frame
Full suspension system
Dual hydraulic disc brakes
Shimano 7-speed drivetrain
26 × 4-inch fat tires
LCD display
Twist throttle
Five pedal assist levels
Cadence sensor
Integrated LED headlight
Rear brake light with turn signals
Rear cargo rack
Front and rear fenders
Supports up to 500 lbs payload

Specifications

Product: Jasion Thunder Pro ST
Bike Type: Step-Through Fat Tire Electric Bike
Frame: Aluminum Alloy Step-Through
Motor: 1,200W Brushless Rear Hub Motor (2,000W Peak)
Motor Torque: 115 Nm
Battery: 52V 20Ah Removable Lithium-Ion (1,040Wh)
Maximum Speed: Up to 35 MPH
Maximum Range: Up to 90 Miles
Pedal Assist: 5 Levels
Throttle: Twist Throttle
Sensor: Cadence Sensor
Drivetrain: Shimano 7-Speed
Brakes: Dual Hydraulic Disc Brakes
Suspension: Full Suspension
Tires: 26 × 4 in. Fat Tires
Display: LCD Display
Charging Time: 7–8 Hours
Maximum Payload Capacity: 500 lbs
Bike Weight: Approximately 82.5 lbs
Recommended Rider Height: 5'2" - 6'10"

Warranty

Manufacturer Limited Warranty

Included

Jasion Thunder Pro ST Electric Bike
52V 20Ah Removable Lithium Battery
Battery Charger
Front and Rear Fenders
Rear Cargo Rack
Pedals
Kickstand
Assembly Toolkit
User Manual

Ideal Applications

Daily Commuting
Urban Transportation
Gravel Roads
Snow Riding
Sand Riding
Trail Riding
Outdoor Recreation
Long-Distance Adventures

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JasionBike Thunder Pro ST

Description