Isinwheel D4 Fat Tire Electric Bike
Buy any 2 E-Mobility Devices Save 5% with code: SAVE5
-
Estimated Delivery:Sep 29 - Oct 03
-
Free Shipping: On all orders
SPECIFICATION
Battery 720 Wh |
Range 39-55 Miles per charge (estimate) |
Max Speed 28 MPH |
Motor 500W (750W Max Power) |
Wheel Size 20 Inches |
Water Resistance IPX4 |
Charge Voltage 100-240V/3A |
Charge Time 7 Hours |
Operating Temperature -4°F-140°F |
Net Weight 66 Lbs |
Product Dimensions 67.7*25*49.6 IN / 172*63.5*126 CM |
Package Dimensions 57.5*13.7*28.7 IN / 146*35*73 CM |
PACKAGE INCLUDED

SHIPPING INFORMATION
🚚Shipping- Free shipping on all orders to the United States, 2-5 business days delivery time.
💝 Return & Refund Guarantee- 30 Days Money Back & One Year Warranty.
📞Customer Support- Please email to support@isinwheel.com. Our experts will reply within 24 hours.
FAQS
Q:What is the top speed of this electric bike? Reach 20mph?
A: If you remove the speed limiter on settings, the top speed can reach 28 mph, and it also has cruise control.
Q: Worth it to buy this bike?For commute purposes only? I'm planning to buy this bike
A: The D4 electric bike is designed to be foldable. This e-bike can be easily folded and stored into the trunk of a car or bring it into the subway, making it the best commute and travel companion.
Q: Will a different seat fit? Will different handlebars fit? Keeping the bike still foldable?
A: The handlebar and seat height of the electric bicycle can be adjusted. Minimum Seat Height: 28'' and Maximum Seat Height: 37''. Recommend Height: 5'3''—6'3''. The electric bike can still be folded after adjusting the handlebar and seat.
Q: Can the battery of this electric bike be removed for charging?
A: The battery of this electric bike is detachable and you can remove it from the bike and charge the battery in your house. It is easy and convenient.
Q: Is this electric bike easy to assemble?
A: Thank you for your attention to our electric bikes. Ebike arrives 90% pre-assembled to eliminate the hassle of installation. In addition, the tools required for assembly are provided in the package. You can check the tutorial video here: https://www.youtube.com/watch?v=sGsE2i0DRPk
Q:It comes with the front and rear fenders?
A: The D4 electric bike comes with front and rear fenders and Rear Rack. No additional purchase is required.
Q: Is the electric bike powerful?
A: Our electric bike for adults features a 500W (MAX:750W) high-speed brushless rear hub motor and 85Nm of torque for strong climbing power.
Q:What is the rider height range?
A: The handlebar and seat height of the electric bicycle can be adjusted. Recommend Height: 5'3''—6'3''. This ebike can meet the needs of different people in the family.
Q: Is the bike for two people?
A: The D4 electric bicycle has a rear seat frame, and you can install a seat or a basket according to your needs. It can meet a variety of different needs, allowing you to achieve a multi-purpose electric bike.
Q:Where can I buy the replacement?
A:There are lots of accessories for the bike in the stock, including the motor, battery, tires, front light, led light, pedal and so on. Any need, please contact the customer team. Thanks for your support




500W Brushless Motor
The Stronger brushless motor has a max power of 750W which helps you conquer even the most rugged terrain easily. providing you with the smoothest, more exciting and effortless riding experience
500W
Rated Power
28MPH
Top Speed

Superior UL-CERTIFIED Battery
With a built-in battery design and IPX4 waterproof rate. you can even use this bike on rainy days. A 48 V 15 Ah battery to power your ride up to 55 miles.
55 MILES
RANGE
720WH
MAX
BATTERY CAPACITY

Adjustable Dual Suspension
Equipped with a dual suspension system, absorbs most jarring bumps and shocks when riding, and provides a smoother riding experience on all surfaces

Foldable Electric Bike
The foldable and portable design make the D4 ebike easy to carry and first stock into any compact space, such as apartment, subway, and car truck.
Get Some Inspirations






![]() U2 Black |
![]() |
![]() D4 |
![]() Cycknight |
![]() Cycfree |
|
Motor(Rated Power) |
350W(MAX:500W) | 350W(MAX:500W) | 500W(MAX:750W) | 500W(MAX:750W) | 500W(MAX:750W) |
Tires |
26" Tires | 26" Tires | 20"x4" Fat Tires | 20"x4" Fat Tires | 20"x4" Fat Tires |
Maximum Load |
264 lbs | 264 lbs | 330 lbs | 330 lbs | 330 lbs |
Product Weight |
60 lbs | 60 lbs | 66 lbs | 66 lbs | 83 lbs |
Maximum Speed |
20 mph | 20 mph | 28 mph | 28 mph | 28 mph |
Maximum Range |
45 miles | 45 miles | 55 miles | 65 miles | 75 miles |
Battery |
36V 13AH(UL-certified) | 36V 13AH(UL-certified) | 48V 15AH(UL-certified) | 48V 12.5AH(UL-certified) | 48V 20AH(UL-certified) |
Gears |
7-Speed Shimano | 7-Speed Shimano | 7-Speed Shimano | 7-Speed Shimano | 7-Speed Shimano |
Suspension |
Front& Seat | Front& Seat | Front Fork | Front& Seat | Front Fork |
Recommended Height |
5'3"-6'3" | 5'3"-6'3" | 5'3"-6'3" | 5'3"-6'3" | 5'3"-6'3" |
Price |
|
|
|
|
|