{"product_id":"isinwheel-u8-ultra-electric-bike-for-adults-1500w-fat-tire-ebike","title":"isinwheel U8 Ultra Electric Bike for Adults - 1500W Fat Tire Ebike","description":"\u003ch1\u003eisinwheel U8 Ultra Electric Bike for Adults\u003c\/h1\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\nThe isinwheel U8 Ultra is the top-tier model in the U8 Series - engineered for riders who demand maximum power, extended range, and the confidence to tackle any terrain. Powered by a 1500W peak motor and a high-capacity 48V 18Ah (864Wh) battery, this Class 3 eBike delivers up to 105 miles of range and a top speed of 28 MPH, making it equally capable on daily commutes and weekend adventures. The 26x4.0\" fat tires provide exceptional grip and natural shock absorption across city streets, gravel paths, sand, and snow.\n\u003c\/p\u003e\n\u003cp\u003e\nDesigned with comfort and control in mind, the U8 Ultra features hydraulic disc brakes for smooth and reliable stopping power, dual-action swingarm suspension to absorb road vibrations, and an ergonomic wide-cushion saddle to reduce fatigue on longer rides. Shimano 7-speed gearing, a clear LCD display, a ready-to-load rear rack, and an IP65 water-resistant rating round out a feature set that punches well above its class.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1500W Peak Motor:\u003c\/strong\u003e Delivers strong acceleration for hills, rough roads, and all-terrain riding - the most powerful engine in the U8 lineup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e105-Mile Max Range:\u003c\/strong\u003e The 48V 18Ah (864Wh) battery provides exceptional endurance for long commutes and multi-day adventures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e26x4.0\" Fat Tires:\u003c\/strong\u003e Oversized fat tires improve grip, stability, and natural shock absorption on road, gravel, sand, and snow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic Disc Brakes:\u003c\/strong\u003e Deliver stronger stopping power and a smoother braking feel compared to mechanical disc brakes, with less rider effort required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShimano 7-Speed Gears:\u003c\/strong\u003e Industry-trusted shifting system for smooth, reliable gear changes across changing terrain and inclines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBMS 2.0 Battery Management System:\u003c\/strong\u003e Advanced battery management protects every charge cycle, extending battery life by up to 30% compared to previous systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP65 Water-Resistant Rating:\u003c\/strong\u003e Key electrical components are shielded from rain, splashes, and everyday moisture for all-weather riding confidence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Action Swingarm Suspension:\u003c\/strong\u003e Front swingarm and internal spring work together to absorb bumps, cracks, and road vibrations before they reach the rider.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable Battery with USB Charging Port:\u003c\/strong\u003e Charge on or off the bike for flexibility and security; built-in USB port lets you power your phone on the go.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass 3 eBike with 5-Level Pedal Assist + Throttle:\u003c\/strong\u003e Choose between full-electric throttle, 5 levels of pedal assist, or manual pedaling - your ride, your way.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady-to-Load Rear Rack + LCD Display:\u003c\/strong\u003e Carry daily essentials with ease, and monitor speed, battery, and assist level at a glance with the integrated display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Year Warranty with US-Based Support:\u003c\/strong\u003e Backed by the isinwheel Limited Warranty and a domestic support team for peace of mind after purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eShips free! Please email us at service@omahasportsandgames.com for a delivery ETA or to confirm shipping details.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eisinwheel U8 Ultra Electric Bike\u003c\/li\u003e\n\u003cli\u003e48V 18Ah Lithium Battery\u003c\/li\u003e\n\u003cli\u003eCharger (100-240V \/ 3A)\u003c\/li\u003e\n\u003cli\u003eLCD Display\u003c\/li\u003e\n\u003cli\u003eRear Rack\u003c\/li\u003e\n\u003cli\u003eLED Headlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cp\u003e\nThe U8 Ultra stands out in a crowded eBike market by delivering true all-terrain capability at an accessible price point - without cutting corners on the components that matter most. Riders who've made the switch consistently highlight the bike's surprising range, solid build quality, and the confidence that comes from hydraulic brakes and fat tires working together on unpredictable surfaces. The aluminum alloy frame keeps the bike durable yet manageable, and the adjustable seat makes it easy for riders of different heights to dial in the perfect fit. Whether you're a daily commuter looking to cut your fuel costs or an adventure rider who wants to explore beyond the pavement, the U8 Ultra is engineered to keep up with you. Backed by isinwheel's US-based customer support and a 1-year warranty, this is a bike you can depend on ride after ride.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cdiv class=\"custom-product-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eView Product Specs\u003c\/strong\u003e\u003c\/summary\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e1500W Peak Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery\u003c\/th\u003e\n\u003ctd\u003e48V 18Ah \/ 864Wh Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Range\u003c\/th\u003e\n\u003ctd\u003e105 Miles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTop Speed\u003c\/th\u003e\n\u003ctd\u003e28 MPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWheel Size\u003c\/th\u003e\n\u003ctd\u003e26 x 4.0 inches (Fat Tire)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGears\u003c\/th\u003e\n\u003ctd\u003eShimano 7-Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrakes\u003c\/th\u003e\n\u003ctd\u003eHydraulic Disc Brakes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSuspension\u003c\/th\u003e\n\u003ctd\u003eDual-Action Swingarm (Front)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater Resistance\u003c\/th\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCharge Voltage\u003c\/th\u003e\n\u003ctd\u003e100-240V \/ 3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCharge Time\u003c\/th\u003e\n\u003ctd\u003e7-8 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e81.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Load Capacity\u003c\/th\u003e\n\u003ctd\u003e330 lbs \/ 150 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Dimensions\u003c\/th\u003e\n\u003ctd\u003e78.0 x 28.7 x 46.9 in (198 x 73 x 119 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003e-4F to 140F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eeBike Class\u003c\/th\u003e\n\u003ctd\u003eClass 3 (up to 28 MPH with pedal assist)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePedal Assist Levels\u003c\/th\u003e\n\u003ctd\u003e5 Levels + Throttle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Rider Height\u003c\/th\u003e\n\u003ctd\u003e5'9\" - 6'6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1-Year Limited Warranty (US-Based Support)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"custom-product-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does the U8 Ultra compare to the other U8 Series models?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThe U8 Ultra is the top-tier model in the lineup. The U8 and U8 Pro use 20x3\" tires and a 1000W peak motor - great for city commuting. The U8 Plus steps up to 26x4\" fat tires and a 1500W motor with 75 miles of range. The U8 Ultra combines the same 1500W motor and fat tires with the largest battery in the series, delivering up to 105 miles of range. It's the best choice for riders who want maximum power and endurance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the U8 Ultra considered a Class 3 eBike? Are there any restrictions?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eYes, the U8 Ultra is a Class 3 eBike, meaning it can reach up to 28 MPH with pedal assist. Class 3 eBikes are regulated differently by state and municipality - some areas restrict them from bike paths or require helmets. We recommend checking your local laws before riding. The throttle-only mode may also be subject to additional local restrictions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I ride the U8 Ultra in the rain?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eYes - the U8 Ultra carries an IP65 water-resistance rating, which means it's protected against rain and splashes. You can confidently ride in light to moderate rain. However, avoid submerging the bike or riding through deep puddles, and make sure the battery charging port is properly sealed before heading out in wet conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the battery removable, and how long does it take to charge?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eYes, the 48V 18Ah lithium battery is fully removable, so you can charge it on the bike or take it inside for convenience and security. A full charge takes approximately 7-8 hours using the included 3A charger. The bike also includes a USB charging port on the battery so you can charge your phone while you ride.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the weight limit and recommended rider height for the U8 Ultra?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThe U8 Ultra supports a maximum load of 330 lbs (150 kg) and is best suited for riders between 5'9\" and 6'6\". The seat height is adjustable, so riders can fine-tune their fit for optimal comfort on both short commutes and longer rides.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes the U8 Ultra require assembly?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThe U8 Ultra ships partially assembled and requires some basic assembly before your first ride - typically attaching the handlebars, front wheel, pedals, and seat. Most riders complete assembly in 30-60 minutes using standard tools. If you have questions during setup, isinwheel's US-based support team is available to help.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow is the U8 Ultra shipped, and how long does delivery take?\u003c\/summary\u003e\n\u003cp class=\"faq-content\"\u003eThe U8 Ultra ships free to the contiguous United States via UPS or FedEx. It is shipped in a box and does not require freight or pallet delivery. Delivery times vary - please email us at service@omahasportsandgames.com for a current ETA after placing your order.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\n\u003cdiv class=\"video-wrapper\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6l5h9DO3148?playsinline=1\u0026amp;controls=1\u0026amp;loop=1\u0026amp;playlist=6l5h9DO3148\u0026amp;rel=0\u0026amp;modestbranding=1\" frameborder=\"0\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n","brand":"isinwheel","offers":[{"title":"Black","offer_id":56115547472177,"sku":"isinwheel U8ULTRA - Black","price":899.99,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":56115547504945,"sku":"isinwheel U8ULTRA - White","price":899.99,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":56115547537713,"sku":"isinwheel U8ULTRA - Green","price":899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1724\/7681\/files\/103.png?v=1788557257","url":"https:\/\/omahasportsandgames.com\/products\/isinwheel-u8-ultra-electric-bike-for-adults-1500w-fat-tire-ebike","provider":"Omaha Sports \u0026 Games","version":"1.0","type":"link"}