AIMA Big Sur 2.0 Electric Bike
$1,999.00
By AIMA
Meet the Big Sur 2.0 Ebike — Rear Hub Motor, BAFANG, 750W of power, up to 40-75 miles of range, speeds up to 20 MPH (Class 2), ready for the street and the trail.
Why You'll Love It
- Extended range: up to 75 miles on a single charge thanks to the upgraded 48V 20Ah battery - 33% more than 1st Gen
- Quieter motor: the new 750W version cuts noise by another 10dB while improving energy conversion
- Natural pedal assist: torque sensor instantly reads your pedaling and adjusts motor output for seamless assistance
- Smart 4.0" display with FindMy and Bluetooth connectivity for navigation, calls, and messages
- Durable construction: reinforced frame stands up to rough terrain and daily use for long-term reliability
- Powerful braking: 203mm hydraulic disc brakes provide strong, consistent stopping - even on steep hills
Specifications
| Frame Sizes | One Size: 5'2"-6'2" |
| Motor | Rear Hub Motor, BAFANG, 750W |
| Peak Power | 1200W |
| Max Torque | 85Nm |
| Battery | Removable Internal Lithium-Ion, 48V, 20Ah (960Wh) |
| Charger | 48V, 3 Amp Fast Charger |
| Charge Time | 7-8 hours to full charge |
| Top Speed | 20 MPH (Class 2) |
| Range | 40-75 miles |
| Payload Capacity | 400 lbs |
| Weight | 82 lbs |
| Frame | 6061 Single-Butted Aluminum Alloy |
| Crankset | 170mm w/ 52T Chainring |
| Shifter | Shimano 8 Speed |
| Derailleur | Shimano 8 Speed |
| Cassette | 8 Speed, 11-34T |
| Chain | 8 Speed |
| Tires | 26" x 4.0" Fat Tires |
| Rims | Double Wall Aluminum Alloy |
| Spokes | Black Stainless 12G (front/rear) |
| Tubes | Butyl Rubber |
| Front Hub | Aluminum Alloy Disc |
| Brakes | Tektro Hydraulic Disc Brakes, 203mm Rotors |
| Pedal Sensor | Customizable w/ Torque & Cadence Modes |
| Pedal Assist | 5 PAS Levels |
| Throttle | Throttle on Demand |
| Pedals | 9/16" Alloy Platform |
| Fork | ZOOM Suspension Fork, 80mm Travel, Adjustable Preload, Lockout |
| Kickstand | Aluminum Alloy |
| Seatpost | Aluminum Alloy, 30.9mm 2-Bolt Clamp, 300mm |
| Seat Clamp | 34.9mm Quick Release |
| Handlebars | Aluminum Alloy Double Wall, 31.8mm, 680mm |
| Stem | Threadless, 31.8mm, 7 Rise, 75mm Length |
| Headset | Sealed Bearing Headset |
| Grips | Ergonomic Comfort |
| Saddle | AIMA Comfort Saddle |
| Display | BAFANG E-system TFT Display (4.0") with FindMy, Navigation, Calls, Notifications |
| Lighting | Integrated Headlight, Tail Lights, Turn Signals w/ Horn |
| Rear Rack | MIK HD |
| Certification | UL2849 Compliant |
| Warranty | 2 Years |
Rider Reviews
★★★★★
Ridiculous fun! LOVE IT!
The amount of smiles these bikes have brought us in one week is incredible. Literally every day since buying, we're out in the country on the trails, off the trails, everywhere we want to go.
— James Ryan
★★★★★
New Big Sur 2.0 'Love It'
I love this bike, this is my third electric bike and yours is by far the smoothest and the most well built bike that I've had.
— Robert Harris
★★★★★
GREAT UPGRADE!
The new Big Sur 2.0 is a great update to the Big Sur series with a better battery!
— Jason Williams
Reviews originally published on the manufacturer's official AIMA product page.
ATB Bike is an authorized AIMA dealer. Ships from the USA with full manufacturer warranty and US-based support. Questions before you buy? Talk to our team.