The AIMA Big Sur 2.0 is an upgraded utility fat-tire electric bike that combines powerful all-terrain performance with refined everyday usability. It features a strong 750 W Bafang rear hub motor and a thoughtfully designed 48 V battery system for confident hill-climbing ability and extended range potential. With UL2849 electrical safety certification, robust hydraulic disc brakes, 26" x 4" tires, and front suspension, the Big Sur 2.0 delivers stable, capable handling across urban streets and rugged paths alike. Enhanced ergonomic controls, improved system integration, and optimized power delivery make longer rides smoother and more comfortable than the original model. Built for daily transportation, cargo hauling, and versatile utility riding, the Big Sur 2.0 is a dependable choice for riders seeking a performance-focused e-bike with comfort and confidence in every ride. **Two-Year Warranty** Technical Specifications: MOTOR Rear Hub Motor, BAFANG, 750W Peak Power: 1200W | Max Torque: 85Nm THROTTLE Throttle on Demand DISPLAY BAFANG E-system TFT DisplaySmart Function FindMy, Navigation, Calls, Notifications CERTIFICATION UL2849 Compliant SPEED 20 MPH BATTERY Removeable Internal Lithium-Ion, 48V, 20Ah (960Wh) LIGHTING Integrated Headlight, Tail Lights, and Turn Signals w/Horn PEDAL SENSOR Customizable w/Torque & Cadence Modes PEDAL ASSIST 5 PAS Levels CHARGER 48V, 3 Amp Fast Charger, 7-8 Hours to a Full Charge RANGE 40-75 miles FRAME 6061 Single-Butted Aluminum Alloy Frame WEIGHT 82lbs PEDALS 9/16" Alloy Platform FORK ZOOM Suspension Fork, 80mm Travel, Adjustable Preload, Lockout PAYLOAD CAPACITY 400lbs KICKSTAND Aluminum Alloy Kickstand CRANKSET 170mm w/ 52T Chainring SHIFTER Shimano 8 Speed DERAILLEUR Shimano 8 Speed CASSETTE 8 Speed, 11-34T BRAKES Tektro Hydraulic Disc Brakes, 203 mm Rotors CHAIN 8 Speed RIMS Double Wall Aluminum Alloy SPOKES Black Stainless 12G Front / 12G Rear TUBES Butyl Rubber FRONT HUB Aluminum Alloy Disc TIRES 26" x 4.0" SADDLE AIMA Comfort Saddle SEATPOST Aluminum Alloy, 30.9mm 2-Bolt Clamp, 300mm STEM Threadless, 31.8mm, 7° Rise, 75mm Length SEAT CLAMP 34.9mm Quick Release HANDLEBARS Aluminum Alloy Double Wall, 31.8mm, 680mm HEADSET Sealed Bearing Headset GRIPS Ergonomic Comfort