Specs - Bolt X

Electrical
Motor Bafang 750w 80Nm
Top Speed 20mph (default) / 28mph (unlocked)
Configuration Class 1, 2, 3 (configurable)
Throttle 100% Power on Demand
Pedal Assist Level 3, 5, 7, or 9 levels (default 7)
Pedal Assist Sensor Cadence Sensor
Primary Battery 48v 14Ah Samsung 21700 50E Cell (672Wh)
Dual Battery* 48v 24Ah Samsung 21700 50E Cell (1152Wh)
Range* Up to 45 miles / Up to 80 miles  with Dual Battery
Charge Cycle 800
Charge Time 5 Hours
Mechanical
Frame 6061 Aluminum Alloy
Fork Suspension with Adjustable Lockout
Tire Kenda with K-Shield Puncture Resistance
Tire Size 20" x 3.3"
Rim Double Wall
Brake Dual Piston Hydraulic Brakes 160mm
Brake Lever Safety Motor Inhibitors
Shifter Shimano Rapid Fire 7-Speed
Rear Derailleur Shimano Acera
Crank 52T Single Guard
Freewheel Nickel Plated 11-32T 7-Speed
Pedal Wellgo Aluminum Platform
Handlebar Stem Adjustable Stem High Rise
Seat Post 350mm x 30.6mm
Saddle Selle Royal Spring Cushion Seat with Gel Padding
Weight
Weight 70lbs (Including battery)
Load Capacity 275lbs

* Dual Battery: Optional and does not come standard with the bike. It must be purchased separately.

* Range: May vary and fluctuate depending on several factors, most notably the weight of the user, steepness of terrain, extent of power assist, and throttle use.