AOSTIRMOTOR A20 Electric Bike is a compact folding fat tire e-bike designed for city commuting and light off-road riding, offering a 500W motor, portable foldable frame, and stable all-terrain performance. It features a 36V 13Ah lithium battery that delivers up to 20–35 miles of range, making it ideal for short daily rides and travel-friendly use.
500W Rear Hub Motor Performance
The bike is equipped with a 500W brushless rear hub motor that delivers smooth acceleration and a top speed of up to 25 mph. As a result, it provides reliable power for urban commuting and mild inclines.
36V 13Ah Removable Battery
It comes with a 36V 13Ah lithium battery that supports practical daily riding with a range of around 20–35 miles depending on conditions. Moreover, the removable design allows easy charging at home or work.
Foldable Compact Frame
The folding aluminum alloy frame makes it easy to store in cars, apartments, or RVs. Therefore, it is highly convenient for riders with limited storage space or travel needs.
20” Fat Tires for Stability
It features 20 x 4.0-inch fat tires that provide strong grip and shock absorption on sand, snow, gravel, and city roads. Hence, it ensures a stable and comfortable ride across different terrains.
Front Suspension & Comfortable Ride
The front fork helps absorb bumps and vibrations for improved comfort. As a result, it delivers a smoother riding experience on uneven surfaces.
Disc Braking System
Equipped with front and rear mechanical disc brakes, it offers reliable stopping power in different weather and riding conditions. Therefore, it improves rider safety and control.
LCD Display & Riding Modes
It includes an LCD display showing speed, battery level, and ride data, along with pedal assist and throttle modes. Hence, riders get flexible control over their riding style.
Perfect for Commuting & Portability
The AOSTIRMOTOR A20 Electric Bike is ideal for riders looking for an affordable, foldable, and easy-to-use e-bike. Therefore, it combines portability, practicality, and basic all-terrain capability for everyday use.









Patrick Richardson (verified owner) –
I love how effortless riding feels with pedal assist.
Logan Rivera (verified owner) –
The battery performance has been very consistent.
Joseph King –
The motor kicks in smoothly without any jerky movements.
Isaac Roberts –
It’s surprisingly lightweight for an electric bike.
Eduardo Dominguez (verified owner) –
I was impressed by how powerful yet smooth it feels.
Patrick Richardson (verified owner) –
This electric bike makes riding into the wind much easier.
Steven Jackson (verified owner) –
I feel confident riding this bike in traffic.
Andres Rojas –
It’s fast enough to be fun but still feels safe and controlled.
Nicholas Clark (verified owner) –
The controls are intuitive and easy to reach.
Jordan Baker –
Battery life is impressive—I can go days without needing a recharge.
Victor Flores (verified owner) –
The motor engages smoothly without jerking.
Robert Miller –
I’ve replaced most of my car trips with this bike.
Jordan Baker (verified owner) –
I enjoy riding it even when I’m not in a hurry.
Jared Powell (verified owner) –
The battery lasts longer than I expected, even on higher assist levels.
Pedro Castillo –
Maintenance has been minimal so far.
Ricardo Mendoza –
Great value for the price. Totally worth it.
Nathan Lopez –
It’s very comfortable, even on longer rides.