isinwheel U8 Ultra Mountain Bike 48V 18Ah 105 Miles 26''Electric bicycle 7-Speed
This page is affiliate-supported. Prices and availability can change after the last marketplace refresh.
About this product
The isinwheel U8 Ultra Mountain Bike is a 26-inch E-Mountain bicycle for unisex adults, featuring an aluminum alloy frame and fat tires. It's equipped with a powerful 1500W rear hub motor and a 48V 18Ah battery, delivering a maximum speed of 28 MPH and a range of 105 miles. This 7-speed bike, with a 20-inch frame size, can support up to 330 lbs and includes practical amenities like an adjustable seat, bell, display, fenders, and front light, with a charging time of 7-8 hours.
Our take
The isinwheel U8 Ultra certainly makes a statement with its 1500W motor and 48V 18Ah battery, aiming squarely at those who want robust power for mountain biking. A 28 MPH top speed and 105-mile range are excellent, especially for tackling diverse terrain. The 26-inch fat tires combined with the aluminum alloy frame should provide a stable and capable ride. However, it's quite a heavy bike at 80.58 lbs, which is a factor to consider for transport or maneuvering without power. The 7-speed drivetrain is basic but functional, and the 7-8 hour charging time means overnight planning is a must for long rides. It's a solid choice for power and range, but the weight is a real trade-off.
Pros & Cons
Pros
- Very powerful 1500W motor
- Excellent 105-mile maximum range
- High 28 MPH maximum speed
- Supports heavy loads (330 Lbs max)
- 26-inch fat tires for off-road
Cons
- Very heavy at 80.58 lbs
- Long 7-8 hour charging time
- Only 7 speeds
Specifications
- Max Load 330 Lbs
- Wheel Size 26 in
- Maximum Speed 28 MPH
- Item Length 78 in
- Product Dimensions 74.0 × 46.5 × 25.2 in / 188 × 118 × 64 cm
- Charging Time 7–8 hours
Show all 26 specifications
- Number of Speeds
- 7 Speed
- Maximum Range
- 105 Miles
- Department
- Unisex Adults
- Model Year
- 2025
- Manufacturer Warranty
- 1 Year
- Voltage
- 48 V
- Motor Type
- Rear Hub Motor
- Battery
- 48V 18Ah
- Item Height
- 46.9 in
- Motor Power
- 1500W
- Features
- Adjustable Seat, Bell, Display, Fenders, Front Light, Lithium Ion
- Item Width
- 28.7 in
- Bike Type
- E-Mountain Bike
- Color
- White
- Tire Type
- Fat Tires
- Material
- Aluminum Alloy
- Brand
- isinwheel
- Model
- sinwheel U8 PRO
- Item Weight
- 80.58 lbs
- Frame Size
- 20 in
