10 Best Ultra Electric Fat Ebike of December 2025

• STRONG POWER: 500W Powerful ebike for adults with built-in 48V 10Ah rechargeable Lithium-Ion battery(about 5h charging time), IP54 waterproof, top speed of 21.6mph, riding range varies from 30miles(max range in pure power mode) to 60miles (max range in pedal assistant).
• INGENIOUS DESIGN: 4" knobby Fat tires for excellent traction on loose surfaces; Dual Shock Absorber(lockable suspension fork+seat suspension post) for less bumpy on rough roads; Front and rear reflectors along with LED Headlights for riding safety; Aluminum alloy material for better durability. Sports style, streamlined matte surface, and Simple decal style built an amazing look.
• SHIMANO 21-SPEED GEARS: Front Derailleur Shimano Tourney 3-Speed + Rear Derailleur Shimano Tourney 7-Speed; With the right gear, you can conquer any terrain with efficiency.
• INTELLIGENT LCD DISPLAY: This ABS LCD display shows battery, 3 assist levels, mileage, voltage, speed, and using time, allowing you to read your statistics with ease.
• 3 WORKING MODES: Pure electric mode, pedal-assist mode, normal bike mode. You can remove the battery to have a standard mountain bike that weighs less than before.
• CONSIDERATE SERVICE: 85% assembled electric bikes and please check the installation video. Please feel free to contact us If there is any problem with this electric mountain bike.
• NOTE: First, some customers have received bikes with the tires in different letters from pictures (we have 2 tires suppliers. that's why the letters are different). please contact us for replacement if don't like it; Second, Now we have updated the front wheel installing method. It is not using a quick-release tool now, please contact us for a new manual or download it on the page. And we are working on rectifying our manual by adding a more detailed installation guide and LCD display use guide
• THIS BIKE IS RECOMMEND FOR CUSTOMERS IN 5'10 - 6'10 HEIGHT. Please check the bike size in the detail page

TotGuard

• POWERFUL MOTOR: The 750W BAFANG high-speed motor continuously outputs super power and is sensitive to shifting. Not only is it small and light, but it actually delivers good torque and satisfying power. The top speed can reach 24mph, and the 85N.M torque provides powerful driving force when accelerating and climbing.
• 48V16AH SAMSUNG LITHIUM BATTERY: Equipped with the new Samsung 48V/16AH battery, larger battery and longer life, 25 to 40+ miles per full charge. A full charge takes 4-6 hours. Removable battery for easy charging at home or in the office.
• RELIABLE AND HIGH PERFORMANCE: The high-strength 6061 aluminum alloy electric mountain bike frame combines with 48V, 750W strong BAFANG motor to continuously output super power. High-performance hydraulic disc brakes. Equipped with 8-speed gear, color LCD screen, uphill propulsion assist, etc. With dual shocks combined with 26*4.0-inch fat tires, you can expect better terrain handling, improved cornering, and an overall smoother ride.
• SPEED AND RANGE: Max Speed: 24 MPH. 20 MPH on the throttle. Electric mode: 30+ miles, Pas mode: 25 to 40+ miles. (Range varies based on road conditions, weather, rider weight, etc.)
• ELECTRIC BIKE WARRANTY SERVICE: The battery, motor, controller and charger are covered for 1 year. Natural damage or quality problems during the warranty period, we will replace the parts for you free of charge.
• PROFESSIONAL SERVICES: All electric bikes are UL certified to US standards. Electric bikes are stored in U.S. warehouses to ensure the fastest delivery to you. 85% pre-assembled, easy to assemble yourself - watch the video instructions. If you need any help, we have a 24-hour online support team for you.

ReAspire

• POWERFUL MOTOR: Gyroor C3 Electric Bike builted in powerful 450W brushless motor, easily climbing 15°slop, max load 265LBS, adjustable seat fits for height 5′0.6″ to 6′1″, suitable for 12+ years old. Cool design will make you the center of attention when riding it. Go on a trip, go to work, go to school, go shopping, go on a date, stylish Gyroor C3 e bike.
• FAST & LONG RANGE: The electric bike for adults and teens comes with high capacity 36V 10.5Ah lithium battery, max speed 18.6-19mph and max riding range 28miles(pure ebike mode) to 45miles(pedal assistant mode). With pedals like traditional bike. Three riding mode, E bike, pedal assistant bike, bike.
• COMFORTABLE RIDING: Builted in effective rear shock absorber and soft saddle and 14″pneumatic tires, the e bikes for adults electric will offer you comfortable riding experience even on uneven road.
• SAFE RIDING: Gyroor C3 electric bicycle equipped with front and rear double disc brake, providing powerful, progressive braking in any conditions; bright head and tail light make night riding safer. Electronic speakers are easy to operate and alert passers-by.
• CUSTOMER SERVICE - The battery is guaranteed for half a year and the other accessories for one year. Once you purchase Gyroor products, we will provide life long technical support or update services.

Gyroor

• Powerful Motor & Large Battery - The EB7 electric bike equipped with a powerful 500W brushless motor, boosted the max speed of 26 MPH and conquer 15% hill with ease. The 48v 10Ah lithium-ion battery achieves a range of up to 20-40 miles per charge. The removable battery design makes charging more convenient.
• Extremely Comfort Riding - The electric fat tire bike has dual suspensions: the front suspension fork has a bump-absorbing 80mm of travel and the rear seat suspension to absorb most pressure. The puncture-resistant 20"x3" fat tires provide excellent grip and superior shock absorption ability. All to offer you a comfortable, stable, and confident riding experience.
• Foldable & Portable - The EB7 electric bike is designed foldable. With a folded size of 36.2*27.2*20.5 inch, weight only 59 lbs, the e-bike can be easily folded and stored into the trunk of a car or bring it into subway, making it the best commute and travel companion.
• Riding Safely - The adult electric bicycle has front and rear mechanical disc brakes, offering peace of mind while riding. The bright headlight and adjustable rear light make you see and be seen at night. The throttle is half-twist which can help prevent accidental activation and inadvertent injuries.
• Humanization Design - The electric bike for adults has an intuitive LCD display, showing the speed, battery charge, pedal assist level, travel distance, and so on. A USB charging port can be used to charge your phone. The Shimano 7-speed system enables you to choose the speed that you enjoy.

Jasion

• 1.5X FASTER CHARGE: Equipped with 3A fast charger to fully charge a 480Wh battery in 3- 4 hours. The UL Listed 48V/10Ah lithium-ion battery can be easily removed without any tools and locked with a key for safe storage, convenient to charge on/off the bike. You can cruise for 25-28 miles in all-electric mode and 32-50 miles in pedal-assisted mode
• 500W BRUSHLESS MOTOR: With 750W of peak output and 55Nm of torque for all of your on-road and off-road adventures. It boosts the fat bike's top speed to 28 mph by pedal, allowing you to climb 15° hills effortlessly while reducing stress on your knees and thighs. The high-speed brushless gear hub motor can help you conquer the most rugged terrains easily
• LARGE BACKLIT LCD DISPLAY: An intuitive, easy-to-read display keeps track of your speed, battery charge, pedal assist level, distance traveled and more. This perfectly placed LCD screen visualizes your ride data, giving you high levels of confidence and fun in navigation
• CUSTOMIZE YOUR COMFORT: Adjustable seat and handlebar to match different heights and riding styles for a great adventure experience. Ergonomically designed soft seat cushion, wider and softer, can protect your sitting bones and back during riding, assisting you to ride farther, easier and more comfortable
• FOLDS DOWN & FAT TIRE: Take your e-bike anywhere just in 3 easy steps. It perfectly fits in your RV, SUV, boat, or living space. 20"x4" versatile and puncture-resistant knobby fat tires provide you with a stable, comfortable, and confident ride on a wide variety of terrains like snow, beach, desert, or traditional mountain biking trails
• WORRY-FREE ASSEMBLY & SUPPORT: This e-bike comes 85% pre-assembled. A detailed assembly video guide can be found on the product page. We promise to repair or replace any quality problem parts within 1 year and provide Lifetime Expert Tech Support from Avantrek. We are always here to listen to you

AVANTREK

• 48 MILES RANGE & 25MPH TOP SPEED-- Ranger is equipped with a larger capacity 48V 15Ah battery and a 500w brushless geared motor to ensure long life and excellent performance.
• 4’ FAT TIRES & SHOCK ABSORBER-- The newly upgraded 4’ wide puncture-resistant fat tires have better performance and a cooler appearance. With excellent suspension front fork and Seat Post. In addition to city roads, heybike Ranger can ride on snow, beaches, rugged mountain roads, etc.
• FOLDABLE & STEP-THRU FARME --It only takes two steps to fold the bike and put it in the trunk. With its adjustable stem, seat, and step-thru frame. It allows different sized riders to use the bike easily and improves overall comfort when riding on rough terrain.
• EXCELLENT RIDING PERFORMANCE-- Customize your ride performance with 3 riding modes and Shimano 7-speed. The perfect dual disc brakes and lighting system fully protect your safety.
• READY TO GO& MORE STORAGE SPACE-- Heybike ranger has more pre-assembly. The bottle mounts and the position of the front basket and rear rack have been installed, you can easily add accessories to your bike. Heybike Ranger is your best choice for any situation.

Heybike

• 1000W*48V*13Ah:48V*1000W brushless motor,. equipped with 48V, 13AH detachable lithium battery, so you can bring the battery to your home or office to recharge. Charging time: Approximately 5-8 hours, 2000 cycles of charging, 1000W high-speed brush-less and Shimano 21-speed gear motor can easily help you Easy to ride at 25MPH and distance up to 31-42Miles.
• 3 WORKING MODES
  Pedal Assist Mode：The Motor Will Assist You with a Moderate Amount of Power as You Pedal the Bicycle.In this mode you can drive 60-90km before you recharge.
  Fully Electric Mode：Twist the Throttle in Any Increments of Power You Desire to Power the Motor of the Bicycle.In his mode,it has 40-50km battery range.
  Manual Mode:Pedal the Bicycle Normally as You Would Any Bicycle.
• Intelligent control digital LCD display: Battery Level Display, Mileage 5 Speed Display. You can have more choice for 5 speed mode than normal , The LCD display guarantees you can read your statistics easily.
• Easy to assemble and of high quality: electric bicycle has been pre-installed 75%, made of light and strong 6061 aluminum alloy frame, light and strong, longer service life, better shock absorption effect, and it will bring you the best Riding experience. It is equipped with headlights, aluminum aluminum suspension fork, F/R disc brake.
• Important Size:It is recommended that the height of the rider is greater than 5.58FT， Top Tube Length: 565mm; Saddle to ground: 920-1070 mm. Please check the Fifth picture for more detailed information!!
• 1 YEAR WARRANTY: Each bike comes with a 12 months warranty for battery, charger, motor and controller.Our customer service staff will reply your message within 24 hours