Base Specs
Electric Bike Specs
Model: Big Sur 2.0
Year: 2026
Price: $1,999
Weight: 82 lbs
Weight Limit: 400 lbs
Battery Capacity: 960 Wh
Battery Details: Internal Lithium-Ion | 48V, 20Ah (960Wh)
Motor Watts: 750 W
Motor Torque: 85 Nm
Motor Details: BAFANG rear hub motor
Minimum Range: 40 miles
Top Speed: 20 MPH
Motor Peak Wattage: 1200 watts
Class: Class 2
Frame Style: Standard
Folding: No
Riding Position: Forward
Saddle: Comfort
Pedal Assist Sensors: Torque and Cadence
Throttle: Throttle on demand
Display: BAFANG E-system TFT display
Lighting: Integrated headlight | Tail lights | Turn signals
Signalling: Turn signal lighting | Horn
Front Suspension: ZOOM suspension fork | 80mm Travel | Adjustable preload | Lockout
Speeds or Gears: 5
Gearing: Shimano 8 Speed
Shifter: Shimano 8 Speed
Brakes: Tektro Hydraulic Disc Brakes | 203 mm rotors
Wheel Diameter: 26 inches
Tire Width: 4 inches
Tires: Butyl rubber
Fenders: Full
The AIMA Big Sur 2.0 is an upgraded fat-tire e-bike designed for power and long-range adventure, drawing inspiration from the rugged California coastline. It features a 750W Bafang rear hub motor with a 1200W peak power and 85 Nm of torque, delivering quiet yet efficient acceleration. The bike is equipped with a high-capacity, removable 48V 20Ah (960Wh) battery, offering an increased range of up to 75 miles. Built for comfort and control, the Big Sur 2.0 includes a customizable pedal sensor with torque and cadence modes, Tektro hydraulic disc brakes with 203mm rotors, and a ZOOM suspension fork with 80mm of travel. Tech-forward features include a 4.0” Bafang TFT display with Bluetooth connectivity for navigation and notifications, integrated turn signals, and a reinforced frame with a 400 lb payload capacity.
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