The Next Evolution: Introducing the Big Sur 2.0 Series

You loved the original Big Sur and Big Sur Sport for their reliable power and bold design. We’ve been listening to your feedback, and today, we are thrilled to announce the next evolution in our AIMA ebike lineup: the Big Sur 2.0 and Big Sur Sport 2.0. We took everything you loved about the first generation and upgraded the core technology to deliver an unparalleled riding experience.

Go Further, Explore More

Range anxiety is a thing of the past.

The Big Sur 2.0 series features a massive, upgraded 48V 20AH battery , a significant step up from the previous generation's 48V 15AH capacity.
This larger battery allows you to enjoy extended adventures with up to 75 miles of range on a single charge , boosting your exploration capabilities far beyond the original 60-mile range.

Ride Smarter with Next-Gen Tech

We are bringing your ride into the connected era to make every journey safer and more convenient.

The monitor is beautifully upgraded with the all-new Bafang E-System TFT Display.
Riders can now enjoy integrated Smart Functions, featuring "Find My" tracking, turn-by-turn navigation, and call notifications directly at your fingertips.

Enhanced Power and Visibility

Whether you are climbing hills or navigating city traﬃc, the 2.0 series gives you the ultimate edge.

Experience punchier acceleration and better hill-climbing with an upgraded 85 N.m of torque , stepping up from the original 80 N.m.
Your pedaling feels smoother and more responsive than ever thanks to the new combined Torque and Cadence sensor, refining the original torque-only system.
Visibility is completely overhauled with a powerful Front Light to illuminate the darkest paths.
We've added an Integrated Tail Brake Light equipped with turn signals so you can navigate roads with total confidence and clear communication.

Keeping the Classics You Love

While we've pushed the boundaries of innovation, we made sure to keep the premium features that made the Big Sur legendary in the first place.

Uncompromising Stopping Power: Both models proudly retain the top-tier Tektro Hydraulic Disc 203mm Brakes for safe, reliable stopping in any weather condition.
Iconic Fat Tires: The Big Sur 2.0 keeps its commanding 26 x 4 inch tires for maximum traction and comfort.
Sport Agility: The Big Sur Sport 2.0 maintains its nimble 20 x 4 inch tires, perfect for quick maneuvers.
Reliable Performance: You'll still enjoy the robust Bafang 750W motor and smooth Zoom suspension forks with lockout.
Color Option: We’ve also brought back the classic fan-favorite Sea Breeze Blue — now available on the Big Sur Sport 2.0.

Expanding the Family: Meet the Big Sur Utility

To meet the diverse, everyday needs of our riders, we are excited to introduce a brand-new addition to the AIMA family: the Big Sur U.

This cargo-focused ebike is built for maximum utility and versatility.

It features a highly practical 20 x 3.5 inch tire size designed for stability and hauling.
It comes equipped with a reliable 48V 15AH battery delivering up to 60 miles of range.
The drivetrain utilizes a smooth Shimano Altus 7 Speed derailleur to handle heavy loads with ease.
It includes a standard detachable cushion pad for an instant, comfortable dual ride, making it perfect for bringing a passenger along or carrying cargos.
Whether you are carrying groceries, commuting to work, or running weekend errands, the Big Sur U is designed to handle it all while keeping the signature Big Sur style.

A Big Sur for Every Rider

The evolution of the Big Sur family represents AIMA's ongoing commitment to building ebikes that listen to and grow with our community. Whether you are craving the extended range and cutting-edge smart features of the Big Sur 2.0 and Big Sur Sport 2.0 , or you need the rugged, everyday practicality of the all-new Big Sur Utility, there is now a perfect ride waiting for you. We’ve kept the heart of what makes a Big Sur great, and elevated everything else to ensure your next journey is your best one yet.