Best Gear Ratio For Hill Climbing Road Bike (2025 Update)

The mountain e-bike with a 500W rear motor is the perfect weekend adventure companion for off-road cycling enthusiasts. Whether you're camping, hunting, fishing, or cycling on rugged trails or mountain roads, this rocket electric bike is designed to provide strong driving force and help anyone get on the road, regardless of their physical ability. With a default factory maximum speed of 23.6 Mph, this bike can easily be adjusted to a higher speed by following the instruction manual.

This powerful e-bike comes with a 36V/12.5AH removable lithium battery, which provides large capacity endurance enough for long distance expeditions and round trips. The battery can be removed and taken to your home or office for charging, and the charger is included. The charging time is approximately 6-8 hours, and the full charge ride endurance ranges from 30-54 KM (18.64-33.55 Mile), depending on whether you use pedal assist power or throttle power more.

The e-bike has four working modes to choose from: Pedal Assist Mode, Fully Electric Mode, Pedal Mode, and Booster Mode. In Pedal Assist mode, the motor will assist you with a moderate amount of power as you pedal the bicycle. In Fully Electric Mode, twist the throttle in any increments of power you desire to power the motor of the bicycle. In Pedal Mode, pedal the bicycle normally as you would any bicycle. In Booster Mode, the Ebike will travel at 6 km/h (3.73miles/h), making it easy to push.

The bike is designed for comfortable adventure cycling experience with its lightweight but strong enough aluminum alloy frame, coupled with suspension front fork to effectively absorb vibration. The 26*4.0 " puncture resistant tires are enough to help you conquer any tough road conditions, whether mountain, snow, or beach. It is equipped with an S900 LCD display, which can display cycling data and charge mobile phones. The bike also features a SHIMANO 7 speed drive system for smooth gear shifting.

The bike comes with an 18-month warranty against manufacturing defects in materials or workmanship on its frame, battery, motor, controller, and display. Original Batteries are warranted to be free from defects in material or workmanship for a period of 18 months from the date of purchase as follows: full replacement during the first 12 months, while replacements needed during months 13-24 are prorated as per this schedule. Shop with confidence and get ready for your next adventure with this powerful mountain e-bike.

The Foldable Electric Bike with Powerful 48V 500W Motor is an excellent choice for those who love to ride in style and convenience. It is equipped with a high-speed brushless motor that delivers a powerful mountain climbing performance, making it perfect for hills, gravel, city streets, and side streets. With speeds of up to 20mph, this electric bike will get you to your destination quickly.

The bike features a premium configuration with double shock absorption that offers a comfortable riding experience on bumpy roads. The front and rear disc brake design ensures sensitive braking with quick heat dissipation, while the Shimano 21-speed transmission system provides strong climbing ability. The bright LED headlights are equipped for night driving, and front and rear fenders are provided free of charge.

The VIVI Folding Electric Bicycle adopts a lightweight aluminum alloy collapsible frame for quick folding and easy storage. The rims are made of double-walled Aluminum Alloy to offer greater durability and a faster ride with less drag. The bike also features a detachable waterproof line design, making it easy to replace accessories.

With 26″ strong anti-slip tires, the bike provides excellent traction, allowing you to easily ride over gravel, rain, dirt, sand and enjoy the ultimate e-bike adventure. The thumb throttle is conveniently located for easy acceleration.

The bike offers three working modes: Ebike, Assisted bicycle, and Normal bike. With the LED smart meter button, you can select three-speed modes of assisted bicycle and ebike. It promises a range of 44-50 miles when riding in assisted mode or 22-25 miles when riding with full power. You can also choose to turn off the power to enjoy the fun of a normal bike.

The Electric Bike comes with one year warranty on the electric motor, battery, and charger. It arrives 90% assembled, and you only need to assemble the front wheel, handlebar, and pedals. In case of any issues, you can contact the manufacturer for installation video or customer support. They are always ready to help and will reply to you within 24 hours.

The VIVI M026SH electric mountain bike is a powerful and efficient mode of transportation. With an upgraded 500W high-speed brushless motor, it can reach a maximum speed of up to 20 mph. The SHIMANO 21-speed gears and 3-level assist feature make this bike perfect for daily commutes on city streets or uphill journeys.

This electric bike is equipped with a long-range 48V/374.4 Wh lithium-ion battery that can cover a distance of 25-50 miles on a single charge. The battery is removable, allowing for flexible charging options – either directly on the bike or indoors. It can be fully charged in just 5-6 hours.

The VIVI M026SH is made using high-quality materials, including an aluminum frame and professional mountain bike tires that provide excellent grip and rolling characteristics. The high-strength fork suspension ensures that small obstacles or uneven terrain are easily dealt with. The dual disc brakes and bright LED headlight make this electric bike ideal for daily commuting, ensuring a safe and hassle-free ride from home to any destination.

The redesigned VIVI M026SH e-bike comes with a cruise control system and 3-level assist LED meter. The cruise control system can be activated to set your speed, allowing you to ride at your own pace without twisting the throttle or pedals. The throttle on the handlebars allows for easy switching between working modes, including E-bike Mode, Pedal Assist Mode, Normal Mode, and Walk Assist Mode (Boost Mode).

VIVI provides efficient service and offers a 6-12 month warranty against manufacturing defects in materials or workmanship of the frame, battery, motor, controller, and LED display. The VIVI M026SH e-bike is also 85% pre-assembled, making assembly quick and hassle-free.

Introducing the VG Sports 11 Speed Bicycle Flywheel – a high-quality accessory for all kinds of bicycles. With 11-46T cogs that range from 11-46T, this flywheel is designed to provide a smooth and efficient ride.

Crafted from nickel-plated high strength steel, this flywheel boasts superior hardness and wear resistance. It is also highly resistant to rust, thanks to its all-round protection electroplating layer. This makes it perfect for use in all kinds of weather conditions, whether you're climbing mountains, traversing muddy terrain, or dealing with heavy rainfall.

The carrier material of this flywheel is made from ultra-light aluminum alloy, which features a hollow design that reduces the weight of your bicycle and makes riding easier. The exquisite split structure of the flywheel is also designed for your convenience, making it easy to disassemble and clean.

As a professional manufacturer of bicycle accessories, VG Sports prides itself on producing high-quality products that are suitable for all kinds of bicycles, including mountain bikes, road bikes, commuter bikes, and racing bikes. This flywheel is compatible with both mountain and road bikes. If you have any questions about this product, VG Sports is always available to provide quality service and caring answers.

Invest in the VG Sports 11 Speed Bicycle Flywheel today and experience a smoother, more efficient ride on your bicycle!

The 7/8-Speed compatible chainring set is a must-have for avid cyclists looking to enhance their riding experience. The set features SG-X Steel chainrings that are designed to offer exceptional durability and performance. The chainrings are meticulously crafted to ensure they can withstand the rigors of daily use and deliver smooth, reliable shifting.

Compatibility is a key feature of the 7/8-speed chainring set. It is designed to work seamlessly with 7 or 8-speed drivetrains, making it a versatile choice for a wide range of bikes. This compatibility ensures that cyclists can enjoy the benefits of the chainring set irrespective of the type of bike they have.

The chainring set is equipped with a square taper JIS, which is a widely used standard that ensures easy installation and maximum compatibility. This feature also ensures that the chainring set is compatible with a variety of bottom brackets.

It is important to note that fixing bolts are not included with the chainring set. However, compatible bolts are widely available and can be easily sourced from bike stores or online retailers.

This 11-speed cassette for road bikes is a reliable and high-quality product designed to enhance your cycling experience. With four different cog sizes available (11-28T, 11-32T, 11-34T, and 11-36T), you can choose the perfect fit for your bike. It is important to note that this cassette is only compatible with HG (HYPERGLIDE) freehub body and not with XD/XDR freehub body, so please confirm before purchasing.

This cassette is made of durable and ultra-light chromium molybdenum steel and aviation-grade aluminum alloy. The rainbow series is coated with electroplating technology, which makes the surface bright and beautiful. The CNC hollowed-out ultra-light design provides the ultimate cycling experience for those who love cycling. The weight of the cassette varies depending on the cog size: 11-speed 11-28t Silver weighs 7.6oz (217g), 11-speed 11-32t Silver weighs 8.0oz (226g), 11-speed 11-34t Silver weighs 8.4oz (239g), and 11-speed 11-36t Silver weighs 8.6oz (246g).

The cassette comes in its original gift box packaging and makes for the perfect gift for yourself or your cycling enthusiast friends. You can even view the product video with a real shot unboxing to see the product up close. The company takes pride in offering excellent customer service, so whether you have questions before or after purchasing, feel free to contact them, and they will answer as soon as possible.

Upgrade your cycling experience with this high-quality, durable, and ultra-light 11-speed cassette for road bikes.

The kids' electric fat-tire mountain bike by EB-6 offers a unique experience of pedaling manually or using the electric motor for a little extra boost. It comes with high-volume 4-inch tires mounted to 20-inch rims, providing maximum traction and a smooth ride, similar to a real fat bike for kids.

With 7-speed Shimano gears, the rider can easily shift between gears, making it easy to conquer a variety of terrains. The durable 6061-series aluminum frame ensures longevity while the battery can be safely locked into place for added safety.

The EB-6 features a Shimano MF-TZ21 freehub, allowing for a smooth coast even after the rider stops pedaling. The dual lever-actuated disc brakes put control and safety at the rider's fingertips, ensuring a safe and enjoyable ride.

At EB-6, their team prioritizes customer satisfaction, which is why they offer all-star customer service. For any questions or concerns about your electric bike, their US-based support team is available via call, email, or chat online.

The Accinouter Smlro is a versatile electric bike that is perfect for those who love the thrill of adventure. Equipped with a powerful 2000W motor, this bike can easily reach a maximum speed of 35MPH. The 1000W brushless front motor and 1000W rear motor provide smooth and efficient power delivery, making it easy to ride even on steep hills.

The bike features 26-inch fat tires that are puncture-resistant and 4 inches wide, allowing you to ride on any terrain. The front suspension ensures a comfortable ride, whether you're cruising around town or exploring off-road trails. With the Accinouter Smlro, the possibilities for adventure are nearly limitless, from rocky roads and sandy beaches to snowy suburbs and country lanes.

The Accinouter Smlro offers superior performance in three riding modes: electric-only mode, human-only mode, and pedal assist mode. The bike's 48v 22.4 mAh removable battery provides a battery range of 40-50km in electric-only mode and 60-90km in pedal assist mode. The Shimano 21-speed gear motor gives you more riding options and a customized riding experience. The double disc brakes and lighting system ensure your safety while riding.

The bike also features a smart digital LCD display that shows your speed per hour, total distance ridden, and remaining battery power. The 5-speed mode provides more options than the normal mode, giving you greater control over your riding experience.

The Accinouter Smlro comes with a range of accessories, including a shelf, fender, lock, pump, and controller bag. The bike also comes with a 12-month warranty for the battery, charger, motor, and controller. If you have any questions or concerns, the company offers 24-hour customer service to ensure that you have the best possible experience with your new electric bike.

This high-quality crankset boasts an arm material made of durable aluminum, ensuring long-lasting use and reliability. It comes in three different arm lengths, including 170mm, 172.5mm, and 175mm, providing a personalized fit for optimal comfort and performance.

The chainring sizes available for this crankset include 34/50 and 36/52t, allowing for versatility and adaptability depending on your cycling needs. The bolt circle diameter is 110mm asymmetric, which is a standard size for most road bikes.

With four bolts included, this crankset is easy to install and maintain, making it a great option for both seasoned cyclists and beginners alike. Whether you're an avid rider or just getting started, this crankset is an excellent choice for anyone looking for a high-quality, dependable addition to their bike. Experience the difference in performance and durability with this top-of-the-line crankset.

The city ebike is an excellent choice for adults who want to enjoy a safe and smooth journey. It comes equipped with a powerful 36V 350W high-speed brushless motor that can provide strong electric power with speeds reaching up to 20mph. Additionally, the ebike has professional Shimano 21-speed gears, front and rear Tektro disc brakes, and unique brake sensors on brake levers to ensure your safety while riding.

The city ebike is designed with a removable 36V 10AH hidden battery that can reach a long range up to 35-50 miles per charge (PAS mode), and a full charge takes just 4 hours. You can charge the removable battery on/off the ebike by your convenience. The battery built-in BMS protection system provides overcharging protection and ensures safety during use.

The lightweight aluminum alloy frame, Kenda 26-inch tires, and adjustable aluminum alloy suspension fork make the city electric bike perfect for commuting. It can provide smooth rides on different road surfaces, making it an ideal choice for daily transportation.

The HOTEBIKE city electric bicycle has three riding modes – Pure Electric Mode, Power Assisted Mode, and Normal Bike Mode. With the LCD smart display, you can choose the pedal assist power (0-5 levels) according to your needs. Additionally, the ebike comes with an LED headlight with a USB charging port, front and rear reflectors, making it safe to ride at night.

Please note that the bike and battery will be sent separately for this adult electric bicycle. Most assembly was finished before shipment, and the electric system is assembled, so you just need to assemble the fork, front wheel, handlebar, saddle, and pedals, which is easy following the video and instructions. You can check the video on the Amazon page. The city ebike comes with a one-year warranty for the motor, battery, and controller. Please keep the original bike box for 30 days, as only the original package box will be accepted when returning the bike.