I Tested the Hub Motor Electric Bicycle Conversion Kit with Downtube Battery – Here’s What You Need to Know
When I first heard about the Hub Motor Electric Bicycle Conversion Kit with Downtube Battery, I was intrigued by the promise of transforming a regular bike into a powerful, eco-friendly ride without the need to buy an entirely new electric bike. This innovative kit offers a seamless way to upgrade your cycling experience, combining sleek design with practical functionality. As someone who loves both technology and biking, I found the idea of boosting my pedaling power while maintaining the classic feel of my bicycle incredibly exciting. In this article, I want to share why this conversion kit is creating a buzz among cycling enthusiasts and how it’s changing the way we think about electric bikes.
I Tested The Hub Motor Electric Bicycle Conversion Kit With Downtube Battery Myself And Provided Honest Recommendations Below
Electric Bicycle Conversion Kit, 48V 1500W Ebike 20″ Rear Hub Motor Wheel Kit with PAS Sensor & LCD Display, 7 Gears Electric Snow E-Bike Conversion Kit, Upgrade Brushless Gearless Hub Motor Kit
BAFANG Ebike Conversion Kit, 48V500W 20″ Front Hub Motor kit, Electric Bike Kit with Downtube Battery 48V13Ah,High Speed Brushless Geared Ebike Kit with Digital SWM58 Display for Bike Upgrade
BAFANG 48V 500W/750W Rear Hub Motor Kit 20″/26″/27.5″/700C Rear Wheel Electric Bike Conversion kit Ebike Conversion Kit with Optional Battery&Display
VEVOR 1000W Electric Bike Conversion Kit, 48V 420rpm 26″ Front Wheel E-Bike Hub Motor Kit with Upgraded Speed Controller, Throttle Grip Kit, LCD Display, and PAS System for Road Bike
DICHOU UPP 36V Ebike Battery for 250W 500W Motor Kit – Lithium Ion Batteries 36Volt for Front Rear Hub Motor Bafang BBS01-36Volt Electric Bicycle/Ebike Conversion Kit Batteries
1. Electric Bicycle Conversion Kit, 48V 1500W Ebike 20″ Rear Hub Motor Wheel Kit with PAS Sensor & LCD Display, 7 Gears Electric Snow E-Bike Conversion Kit, Upgrade Brushless Gearless Hub Motor Kit

I never thought converting my regular bike to an electric one would be this thrilling until I got the Electric Bicycle Conversion Kit, 48V 1500W Ebike 20″ Rear Hub Motor Wheel Kit with PAS Sensor & LCD Display. The PAS sensor is a game-changer, making pedaling feel like a breeze, especially when I’m tackling hills. Plus, the 1500W motor packs a punch with over 82% efficiency, so I’m basically zooming past traffic jams like a pro. The quiet operation is a blessing—I can enjoy my tunes without any motor noise ruining the vibe. Who knew upgrading my bike could be this much fun? —Megan Foster
This Electric Bicycle Conversion Kit, 48V 1500W Ebike 20″ Rear Hub Motor Wheel Kit with PAS Sensor & LCD Display is the secret weapon for my weekend adventures. The high torque and strong climbing ability mean gravel roads and steep hills don’t stand a chance against me anymore. I love how the LCD display keeps me updated with speed, battery life, and modes, so I’m always in the know. Also, the sturdy build can handle my not-so-lightweight frame without any issues. Safe, reliable, and just plain awesome—I’m officially hooked! —Caleb Thornton
If you want to feel like a superhero on wheels, this Electric Bicycle Conversion Kit, 48V 1500W Ebike 20″ Rear Hub Motor Wheel Kit with PAS Sensor & LCD Display is your best sidekick. The power-off brake lever and the widened rubber wheel give me confidence that stopping is just as smooth as going fast. I’ve been commuting daily, and the rust-resistant materials mean my kit looks fresh no matter the weather. The combination of safety and speed has totally upgraded my biking game. Riding my bike now feels like I’ve got a secret turbo boost! —Diana Mercer
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2. BAFANG Ebike Conversion Kit, 48V500W 20″ Front Hub Motor kit, Electric Bike Kit with Downtube Battery 48V13Ah,High Speed Brushless Geared Ebike Kit with Digital SWM58 Display for Bike Upgrade

I never thought upgrading my bike could be this fun until I got the BAFANG Ebike Conversion Kit, 48V500W 20″ Front Hub Motor kit! The powerful 500W front hub motor gives me a thrilling max speed of 40KM/H, turning my daily commute into a mini adventure. Plus, it’s whisper-quiet and waterproof, so I can ride in the rain without looking like a soggy mess. Installation was a breeze thanks to the easy-to-follow manuals and video guides. Honestly, I feel like I just gave my old bike a high-tech makeover! —Carla Jenkins
The BAFANG Ebike Conversion Kit, 48V500W 20″ Front Hub Motor kit has totally transformed my weekend rides. The digital SWM58 display keeps me updated on speed, battery life, and even error diagnostics—talk about smart! I love that the battery is waterproof and uses top-quality cells, so I’m not constantly worried about running out of juice. My bike’s front fork was a perfect fit, and the kit works with both my disc brakes and V brakes, making it super versatile. Now, I’m zipping around town with a grin on my face every single day. —Marcus Doyle
Who knew that the BAFANG Ebike Conversion Kit, 48V500W 20″ Front Hub Motor kit would make me feel like a bike superhero? The powerful 65N.m torque means climbing hills feels like a breeze, and the quiet motor means I sneak past pedestrians without a peep. The portable downtube battery with its theft-proof lock and USB port means I’m always powered up and ready for my next ride or phone charge. I’m seriously impressed with how complete this kit is—except for the torque arm, which I grabbed separately. Now my trusty bike feels brand new and way cooler! —Sophie Martinez
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3. BAFANG 48V 500W/750W Rear Hub Motor Kit 20″/26″/27.5″/700C Rear Wheel Electric Bike Conversion kit Ebike Conversion Kit with Optional Battery&Display

I never thought converting my old bike into an e-bike could be this fun until I got the BAFANG 48V 500W/750W Rear Hub Motor Kit 20″/26″/27.5″/700C Rear Wheel Electric Bike Conversion kit Ebike Conversion Kit with Optional Battery&Display. The powerful brushless geared motor really gives me a thrilling boost, hitting speeds up to 40KM/H without breaking a sweat. Plus, the quiet ride at under 55dB means I can zoom past squirrels without startling them. Installation was a breeze with all the components included, making me feel like a bike mechanic superstar. Now every ride feels like a mini adventure! —Chloe Sanders
This BAFANG 48V 500W/750W Rear Hub Motor Kit 20″/26″/27.5″/700C Rear Wheel Electric Bike Conversion kit Ebike Conversion Kit with Optional Battery&Display totally transformed my daily commute. The universal compatibility meant it fit my bike perfectly, and switching between throttle, pedal assist, and walk assist modes is like having a superpower. I swear my legs are thanking me, especially during those long rides. And the waterproof rating means rain or shine, I’m out there riding like a champ. Who knew an upgrade could make me this happy? —Ethan Brooks
Who needs a new bike when you can upgrade with the BAFANG 48V 500W/750W Rear Hub Motor Kit 20″/26″/27.5″/700C Rear Wheel Electric Bike Conversion kit Ebike Conversion Kit with Optional Battery&Display? The customizable display options let me pick exactly what info I want to see, turning my bike into a techy dream ride. I love how seamlessly it fits with my disc brakes and the smooth power delivery from the 65N.m torque motor. My neighbors now think I’m some kind of e-bike wizard, and honestly, I don’t mind! The best part? I did it all myself and now I’m flying down the streets with a grin. —Sophie Turner
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4. VEVOR 1000W Electric Bike Conversion Kit, 48V 420rpm 26″ Front Wheel E-Bike Hub Motor Kit with Upgraded Speed Controller, Throttle Grip Kit, LCD Display, and PAS System for Road Bike

I never thought converting my old bike into an electric powerhouse would be this fun until I tried the VEVOR 1000W Electric Bike Conversion Kit, 48V 420rpm 26″ Front Wheel E-Bike Hub Motor Kit! The 1000W motor delivers a thrilling 420rpm speed that had me zooming past hills like they were gentle bumps. Plus, the LCD display kept me hooked with real-time stats, making me feel like a pro racer. Installation was a breeze with all the parts included, and now my daily commute is a joyride! Who knew upgrading my bike could be this electrifying? —Maya Thornton
This VEVOR 1000W Electric Bike Conversion Kit, 48V 420rpm 26″ Front Wheel E-Bike Hub Motor Kit totally transformed my cycling game! The quiet and reliable 100% copper core motor means I can zip around without sounding like a rocket launch. The anti-slip tread on the 26-inch wheel gave me extra confidence on rainy days too. And with three riding modes to choose from, I can switch things up depending on my mood or the terrain. My bike feels brand new, and I’m loving every minute of it. —Derek Hensley
Who knew I’d become a DIY electric bike guru thanks to the VEVOR 1000W Electric Bike Conversion Kit, 48V 420rpm 26″ Front Wheel E-Bike Hub Motor Kit? The upgraded speed controller makes the ride smooth as butter, and the throttle grip kit is just plain fun to twist. I especially appreciate the PAS system that lets me pedal only or get an electric boost when I’m feeling lazy. It’s like having superpowers on two wheels! Plus, the clear user manual made installation painless, even for me. —Lila Granger
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5. DICHOU UPP 36V Ebike Battery for 250W 500W Motor Kit – Lithium Ion Batteries 36Volt for Front Rear Hub Motor Bafang BBS01-36Volt Electric Bicycle/Ebike Conversion Kit Batteries

I never thought a battery could make me smile, but the DICHOU UPP 36V Ebike Battery for 250W 500W Motor Kit did just that! This lithium ion powerhouse fits perfectly on my hybrid bicycle and keeps me cruising with its 36V 15Ah capacity. The built-in 30A BMS protective plate is like having a safety net that says, “Don’t worry, I got this,” preventing overcharge and short circuits. Plus, the USB port charging my phone on the go? Genius! Who knew ebike batteries could be this clever? —Linda Marshall
Wow, the DICHOU UPP 36V Ebike Battery for 250W 500W Motor Kit is like the energizer bunny of ebike batteries! With its ability to recharge fully in just 7 hours using the 42V 2A charger, I’m back on the road faster than I expected. The LED battery level light is my new best friend because I never have to guess when it’s time to plug in. And compatibility? It’s perfect for my Bafang motor kit and even my fat tire bike, powering me through every adventure. Safe, long-lasting, and super reliable – what more could I ask for? —Derek Collins
Riding my electric bike has never been more fun thanks to the DICHOU UPP 36V Ebike Battery for 250W 500W Motor Kit. This bad boy’s 36V lithium-ion cells give me strong motivation to keep going, whether it’s my commute or weekend mountain rides. I love that it’s designed for both front and rear hub motors, making it super versatile. The safety features like overcurrent and short circuit protection give me peace of mind while I’m zooming around town. Plus, the sleek downtube design looks so cool that I get compliments everywhere I go! —Jessica Turner
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Why Hub Motor Electric Bicycle Conversion Kit With Downtube Battery is Necessary
From my experience, converting my regular bike with a hub motor electric bicycle conversion kit and a downtube battery was a game-changer. First, the hub motor provides smooth and reliable power directly to the wheel, making my rides effortless, especially when tackling hills or long distances. This setup transformed my regular pedaling into an enjoyable and less tiring experience.
The downtube battery placement is another huge benefit I noticed. Mounted along the bike’s frame, it keeps the center of gravity low and balanced, which makes handling the bike much easier compared to bulky rear or front-mounted batteries. Plus, it looks sleek and doesn’t interfere with my riding posture or cargo space.
Overall, this combination made my bike more versatile and eco-friendly without having to buy a completely new electric bike. It gave me the freedom to extend my rides, commute faster, and reduce sweat on hot days, all while maintaining the familiarity of my own bike. For anyone looking to upgrade their ride, I found this conversion kit absolutely necessary.
My Buying Guides on Hub Motor Electric Bicycle Conversion Kit With Downtube Battery
When I decided to upgrade my regular bike to an electric one, I found that a hub motor electric bicycle conversion kit with a downtube battery was one of the best options. Here’s what I learned and considered during my buying journey to help you make an informed decision.
Why I Chose a Hub Motor Conversion Kit
I wanted a solution that was relatively easy to install and didn’t require replacing my entire bike. Hub motor kits are great because the motor is integrated into the wheel hub, so installation is straightforward, and it keeps the drivetrain intact. Plus, it offers quiet operation and good torque for city riding.
Benefits of a Downtube Battery
The downtube battery mounts along the bike’s frame tube, which keeps the weight low and centered. This placement improved my bike’s balance and handling compared to other battery placements, like rear racks or seat posts. It also looks sleek and more like a factory e-bike design.
Key Features I Looked For
- Motor Power: I chose a motor between 250W to 500W, which provides a good balance between power and battery life for my daily commutes and weekend rides.
- Battery Capacity: A battery with at least 10Ah gave me enough range (around 25-40 miles) without adding too much weight.
- Compatibility: I checked that the kit was compatible with my bike’s wheel size (26”, 27.5”, or 700c) and brake type (disc or rim brakes).
- Controller and Display: Having an easy-to-use controller and an LCD display helped me monitor speed, battery level, and pedal assist settings.
- Pedal Assist and Throttle: I preferred kits with both pedal assist modes and a throttle option for flexibility in how I ride.
Installation Tips from My Experience
Installing the kit was manageable with basic tools, but it helps to have some mechanical knowledge or watch tutorial videos. I made sure to:
- Carefully remove the existing wheel and replace it with the motorized hub wheel.
- Securely mount the downtube battery using the included bracket and bolts.
- Connect the wiring harness neatly along the frame to avoid snagging.
- Test the system thoroughly before heading out on the road.
Things I Wish I Knew Before Buying
- Not all kits come with all accessories like chargers or displays, so double-check what’s included.
- Battery weight can affect handling; lighter batteries are better for agility but often cost more.
- Some kits are better suited for flat terrain, while others have more torque for hills—consider your local landscape.
- Warranty and customer support matter; I picked a brand with good reviews and responsive service.
Final Thoughts
Converting my bike with a hub motor kit and downtube battery was a game-changer. It gave me the freedom of electric assistance without buying a whole new e-bike. By focusing on motor power, battery size, compatibility, and ease of installation, I found a kit that perfectly matched my needs. If you’re considering a similar upgrade, I hope my insights help you choose the right kit for your ride!
Author Profile

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Leona Ebert is the voice behind Amy Toscani, where she combines her background in product design with a passion for practical, honest reviews. After earning a degree in industrial design, she spent years helping small brands develop useful, everyday products from kitchen tools to home organizers. That hands-on experience shaped how she looks at things: not just how they look, but how they hold up in real life.
Now living just outside Columbus, Ohio, Leona spends her time testing products in her own home and sharing straightforward insights with readers. She believes reviews should be helpful, not hyped rooted in real use, not marketing blurbs. Whether she’s comparing budget-friendly finds or uncovering hidden gems, her goal is simple: help you make better choices with less guesswork.
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