Efficiency: 89% Reduction Ratio: 1:1 Travelling Speed: 38-55km/h Suitable Bike: Dropouts of 135mm/ 5.31in Product Size(DT): 20.520.7cm/ 8.078.15in Package Size: 303030cm/ 11.8111.8111.81in Net Weight: 5.5kg/ 12.13lbs Gross Weight: 6kg/ 13.23lbs Package Included 1 Wheel Hub Motor All Needed Accessories Key Features High-speed Riding: The 1000W motor with 460RPM can provide st. 48V 1000W Ebike Rear Wheel Hub Motor For Electric Bicycle Brushless Gearless. Material: Aluminium Alloy, Iron. Surface Treatment: Baking Process. Motor Type: Brushless Gearless Motor. Specific Uses For Product: Road. Brake Type: Disc Brake. Cable Size: 1.0m/ 3.28ft. Dropouts: 135mm/ 5.31in. Reduction Ratio: 1:1. Suitable Bike: Dropouts of 135mm/ 5.31in. Product Size(DT): 20.520.7cm/ 8.078.15in. Package Size: 303030cm/ 11.8111.8111.81in. Net Weight: 5.5kg/ 12.13lbs. Gross Weight: 6kg/ 13.23lbs. High-speed Riding: The 1000W motor with 460RPM can provide strong power and 38-55km/h speed and give you a faster and unforgettable riding experience. Energy-saving Riding : Its maximum efficiency is up to 89%, which means that you can enjoy a smoother and efficient ride with just easy control! Baking Process : The baking paint process makes it a strong waterproof (IP65) and anti-rust ability. Low Noise: Due to a brushless gearless motor, it produces low noise when riding, and can create a more comfortable riding environment for you. Easy to Install: Its simple structure makes it easy to assemble, so you can get a better solution for more comfortable riding! Durable Material: This product is made of high-quality aluminum alloy and iron material, which is strong, durable, and not easy to deform. Customer Service: We aim to provide quality products and services. We will reply and solve the problem for you as soon as possible. Long Power Cord: The long power cord (3.28ft) allows for added convenience and extraordinary mobility. Protection Sleeves: Two central shaft protection sleeves extend the service life of the wheel hub motor. This wheel hub motor is suitable for the rear wheels of bicycles with dropouts of 5.31 inches. Please note that this product does not contain other electric bicycle accessories, only one motor. Please allow the slight color difference caused by the shooting light and 1-3 cm error due to manual measurement, and make sure you do not mind before ordering. France, Germany, spain, Italy. Feedback is very important to us. It is impossible to address issues if we do not know about them! Please keep the original box or packaging within 15days since item received. Your satisfaction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it’s non-workdays, please kindly be patient and wait till Monday.