Feature:1. Aluminum Alloy Wheel Rims: Rear drive motor selects aluminum alloy wheel rims, and adopts fine processing, effectively enhances the rims edge, lightweight, high end and generous, strong bearing capacity, comfort is far more than other types of motor.2. Wide Applicability: Suitable for modified snowmobile, electric bicycle, moped and mountain bike lithium modified snowmobile conversion motor, high efficiency, greatly improve the fun of riding, suitable for cyclists like challenges.3. Notes: Bike rear hub motor, needs to pay attention to snowmobile opening size, suitable for the installation of rear drive flywheel.4. Main Purpose: Suitable for DIY electric bike, snowmobile lithium modification, electric scooter, electric folding bikes, and so on.5. Simple Operation: Simple to operate, easy to use, easy to install and disassemble. Without any difficult requirements even though you use it for the first time.Specification:Item Type: 48V 1000W Electric Bike MotorWeight: Approx.8250g / 291.0ozMaterial: Stainless Steel + Aluminum AlloyRated Voltage: 48VRated Power: 1000WSpeed: About 40-45km/hSpeed: 372-433 RPMTorsion (N.M): 59-60.3 N.MOpening Size (mm): Approx.170mm / 6.7inBrake Type: Disc BrakeApplicable Wheel Size: 20 Inch, 26 Inch.Package List:1 x MotorNote:Pay attention to snowmobile rear drive flywheel opening size, suitable for modification of high power motor kit, suitable for products with the same interface and voltage.