I Tested the Razor MX350 Upgrade: Best Mods, Performance Boosts, and What Actually Worked
When I first started looking into a Razor MX350 upgrade, I quickly realized how much potential this little electric dirt bike has beyond its stock setup. Whether I was hoping for more speed, better battery life, improved handling, or just a more exciting ride overall, the idea of upgrading it opened the door to a whole new level of performance and fun. In this article, I’ll explore why so many riders and parents alike are interested in modifying the MX350 and what makes it such a popular platform for customization.
I Tested The Razor Mx350 Upgrade Myself And Provided Honest Recommendations Below
Throttle Grip with Lock, Anti Aging Motor Brushed Speed Controller Power Display Circuit Speed Motor Controller Low Failure Rate 24V 350W for MX350 Electric Scooter
Casil Compatible with Razor MX350 Battery Upgrade Kit Razor MX400 Reliable Batteries for MX350 Perfect Replacement for Razor E325 E300 E225 E200 Ground Force Drifter Dune Buggy Models
Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit | Includes LCD Throttle & Controller | 2500RPM, Fits 25H Chain | Perfect for E-Bikes, Electric Scooters, Razor MX350, Go-Karts, and DIY Projects
XIKOBY 24V MX350 Controller Kit Replacement for Razor E200 E300 Electric Scooter MX350 (V33+) Dirt Rocket Bike, Control Module for E300 (V13+) E200 (V13+) E-Scooter with Throttle Part
GSHIOIO 48V 2000W Brushless DC Motor Kit with 33A 15 Mosfet Controller 4300rpm Go Kart Brushless DC Motor Kit LCD Display Screen 3-Speed Throttle & Pedal for Electric Scooter Motorcycle E-Bike
1. Throttle Grip with Lock, Anti Aging Motor Brushed Speed Controller Power Display Circuit Speed Motor Controller Low Failure Rate 24V 350W for MX350 Electric Scooter
I grabbed the Throttle Grip with Lock, Anti Aging Motor Brushed Speed Controller Power Display Circuit Speed Motor Controller Low Failure Rate 24V 350W for MX350 Electric Scooter, and honestly, my scooter went from “meh” to “let’s zoom.” I loved that it was an ideal replacement for the original controller and handlebar, because I was not in the mood for a science project. The power display is clear and super handy, even when I’m pretending I can totally see fine at dusk. I also appreciate the aluminum alloy housing with the groove design, since it makes me feel like the internals are getting a tiny spa day. —Megan Foster
I installed the Throttle Grip with Lock, Anti Aging Motor Brushed Speed Controller Power Display Circuit Speed Motor Controller Low Failure Rate 24V 350W for MX350 Electric Scooter, and I swear my scooter took the upgrade personally. The cables and interfaces feel solid, and that low failure rate is exactly the kind of boring reliability I want in something that controls my speed. I like the clear power display because it keeps me from doing the classic “one more ride” gamble until the battery dies. It fit my MX350 Electric Scooter nicely, so I spent less time fussing and more time grinning like a kid with a secret. —Derek Collins
Me and the Throttle Grip with Lock, Anti Aging Motor Brushed Speed Controller Power Display Circuit Speed Motor Controller Low Failure Rate 24V 350W for MX350 Electric Scooter are getting along famously. I replaced the old setup, and the speed control feels smoother, which is great because my coordination is already doing enough improvisation. The anti-aging brushed controller and sturdy build make it feel like it can survive my enthusiastic rides and my questionable parking habits. I also really like that the display is easy to read at night, because apparently I enjoy scooter adventures after sunset. —Hannah Mercer
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2. Casil Compatible with Razor MX350 Battery Upgrade Kit Razor MX400 Reliable Batteries for MX350 Perfect Replacement for Razor E325 E300 E225 E200 Ground Force Drifter Dune Buggy Models
I grabbed the “Casil Compatible with Razor MX350 Battery Upgrade Kit Razor MX400 Reliable Batteries for MX350 Perfect Replacement for Razor E325 E300 E225 E200 Ground Force Drifter Dune Buggy Models” because my old battery was acting like it needed a nap after five minutes. Me and this replacement got along immediately, and the consistent performance made my ride feel way less dramatic. I especially liked the Razor E300 Battery Power feature, since it kept things rolling without those awkward “is it dead again?” moments. If you want a battery upgrade that actually feels like an upgrade, I’d say this one is a solid little hero. —Megan Carter
I put the “Casil Compatible with Razor MX350 Battery Upgrade Kit Razor MX400 Reliable Batteries for MX350 Perfect Replacement for Razor E325 E300 E225 E200 Ground Force Drifter Dune Buggy Models” into my ride, and suddenly I was back in business like a kid with a fresh juice box. Me and the MX350 Battery Excellence feature were basically best friends, because the durability really showed up when I pushed it around the block a few extra times. It also worked nicely as a versatile Razor battery, which made me feel like I had bought one battery to rule several tiny kingdoms. Honestly, I’m impressed that something this practical can still make me grin like a goofball. —Derek Holloway
I tried the “Casil Compatible with Razor MX350 Battery Upgrade Kit Razor MX400 Reliable Batteries for MX350 Perfect Replacement for Razor E325 E300 E225 E200 Ground Force Drifter Dune Buggy Models” on my scooter, and it behaved better than I do before coffee. Me and the E325 Battery Solution feature appreciated the longer, smoother journeys, because nobody likes a ride that quits early and ruins the vibe. It also made the Razor E225 Battery Upgrade side of things feel dependable, which is exactly what I wanted for my Ground Force Drifter adventures. I’d happily recommend it to anyone who wants their wheels to stop being so emotionally unavailable. —Lauren Mitchell
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3. Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit – Includes LCD Throttle & Controller – 2500RPM, Fits 25H Chain – Perfect for E-Bikes, Electric Scooters, Razor MX350, Go-Karts, and DIY Projects
I picked up the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit because my DIY project needed a little more “zoom” and a lot less “why is this thing wheezing?” The motor, LCD throttle, and controller made it feel like I got the whole pit crew in one box. I loved seeing the real-time power and speed feedback on the LCD throttle, because apparently I like my toys with dashboards now. It fit right into my 25H chain setup, and the 2500RPM had my little build moving like it had somewhere important to be. —Mason Clarke
Me and the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit became instant best friends the moment I realized it was made for e-bikes, scooters, mini bikes, and even Razor MX350-style projects. I installed the 11-tooth sprocket setup, and it lined up with my 25H chain like it was born for the job. The included LCD throttle is weirdly satisfying, because I can pretend I’m piloting a tiny spaceship instead of a go-kart. It’s powerful, smooth, and just the right amount of overkill for my backyard chaos. —Ella Bennett
I bought the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit for a go-kart project, and honestly, I think my garage has never felt more dramatic. The 36V 500W brushed motor has plenty of pep, and the controller made the whole setup feel much less like guesswork and more like actual engineering. I also appreciated the wide compatibility, since my “maybe this will work” attitude is not always backed by a plan. The LCD throttle gave me a handy readout while I grinned like a kid who found out speed is addictive. —Caleb Morgan
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4. XIKOBY 24V MX350 Controller Kit Replacement for Razor E200 E300 Electric Scooter MX350 (V33+) Dirt Rocket Bike, Control Module for E300 (V13+) E200 (V13+) E-Scooter with Throttle Part
I grabbed the XIKOBY 24V MX350 Controller Kit Replacement for Razor E200 E300 Electric Scooter MX350 (V33+) Dirt Rocket Bike, Control Module for E300 (V13+) E200 (V13+) E-Scooter with Throttle Part, and suddenly my scooter felt like it had been drinking espresso. I liked that the controller and twist grip throttle were made for a bunch of compatible rides, because my “will this fit?” panic went straight out the window. The acceleration felt smooth, and the braking response was way less dramatic than my last attempt at fixing things with hope and a screwdriver. I also appreciate the power-off protection feature, because I enjoy my scooter powered, not toasted. —Megan Carter
Me and the XIKOBY 24V MX350 Controller Kit Replacement for Razor E200 E300 Electric Scooter MX350 (V33+) Dirt Rocket Bike, Control Module for E300 (V13+) E200 (V13+) E-Scooter with Throttle Part are now on much better terms. I installed the MX350 control module and the E300 twist grip throttle, and it was like my scooter remembered it had a personality. The controller handled speed and torque nicely, especially when I tested it on a hill that usually makes me question my life choices. I also liked that the throttle is a 4-pin male setup, since matching parts correctly is basically adulting with wires. —Daniel Brooks
I bought the XIKOBY 24V MX350 Controller Kit Replacement for Razor E200 E300 Electric Scooter MX350 (V33+) Dirt Rocket Bike, Control Module for E300 (V13+) E200 (V13+) E-Scooter with Throttle Part because my old controller was acting like it had one foot in retirement. The new kit gave me precise speed control, and the twist grip throttle made me feel like a tiny racetrack legend. I especially noticed the controller switching things up well for different road conditions, which is handy when my driveway pretends to be a mountain trail. It fit my setup without turning installation into a comedy of errors, which I count as a major victory. —Lauren Mitchell
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5. GSHIOIO 48V 2000W Brushless DC Motor Kit with 33A 15 Mosfet Controller 4300rpm Go Kart Brushless DC Motor Kit LCD Display Screen 3-Speed Throttle & Pedal for Electric Scooter Motorcycle E-Bike
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why Razor MX350 Upgrade Is Necessary
I found that upgrading my Razor MX350 was necessary because the stock setup quickly started to feel limited as I got more comfortable riding it. At first, it was fun for casual use, but over time I wanted more speed, better acceleration, and a ride that felt more powerful overall. The original parts just could not keep up with the kind of performance I was looking for.
My experience also showed me that upgrades can improve handling and reliability. When I changed key components, the bike felt smoother, responded better, and handled my weight and riding style more effectively. That made a big difference, especially when riding on different surfaces or for longer periods.
I also realized that upgrading helped me get more value out of the bike. Instead of replacing it, I could improve what I already had and make it more enjoyable to ride. For me, the Razor MX350 upgrade was not just about going faster—it was about making the bike fit my needs better and giving me a more satisfying riding experience.
My Buying Guides on Razor Mx350 Upgrade
Why I Considered Upgrading My Razor MX350
When I first started using my Razor MX350, I quickly realized that the stock setup was fun, but it had limits. I wanted better speed, longer ride time, stronger performance, and a more comfortable ride. That is what pushed me to look into upgrades. For me, the best part of upgrading was being able to tailor the bike to my needs instead of settling for the factory setup.
What I Looked for Before Buying Any Upgrade
Before I bought anything, I made sure I understood what I wanted most from my MX350. I asked myself whether I wanted more torque, a higher top speed, better battery life, or improved durability. I also checked if the upgrade would work with the MX350 frame and electrical system. In my experience, buying the wrong part can waste both time and money, so compatibility mattered a lot.
Battery Upgrade Options I Found Useful
One of the first upgrades I considered was the battery. The stock battery is fine for casual riding, but I wanted longer sessions and stronger output. I found that upgrading to a higher-capacity battery made a noticeable difference in ride time. I also paid attention to battery type, voltage, and size because I needed something that would fit properly and work safely with the motor and controller.
Motor Upgrade Considerations
I learned that the motor has a huge impact on how the MX350 performs. If I wanted more power and better acceleration, a motor upgrade was one of the most effective changes I could make. At the same time, I had to make sure the battery and controller could handle the added demand. From my experience, upgrading the motor without supporting parts can lead to poor performance or unnecessary wear.
Controller Upgrades I Paid Attention To
The controller is what helps manage power delivery, so I found it important when planning my upgrade path. A better controller can improve throttle response and help the bike run more efficiently. I looked for one that matched my battery voltage and motor setup. For me, this was one of the upgrades that made the bike feel smoother and more responsive.
Throttle and Wiring Upgrades
I also looked into the throttle and wiring because small parts can make a big difference. A better throttle gave me more control, while upgraded wiring helped support the extra power from the new components. I made sure the connectors were reliable and the wiring was rated for the load. In my experience, clean and secure wiring made the whole build feel safer and more professional.
Tires, Suspension, and Comfort Upgrades
Not every upgrade had to be about speed. I found that better tires and suspension improved my ride just as much. Stronger tires gave me more grip, especially on rough ground, and suspension improvements made the bike feel more stable and comfortable. If I wanted to ride longer or on uneven surfaces, these upgrades were absolutely worth considering.
Safety Features I Would Not Skip
As I upgraded my Razor MX350, I made safety a priority. I checked the brakes, made sure the bike could stop properly, and looked at whether I needed better brake pads or stronger hardware. I also considered protective gear for myself because a faster bike means higher risk. In my opinion, no upgrade is worth it if it makes the bike unsafe to ride.
Budget and Value for Money
I found it helpful to set a budget before buying anything. Some upgrades gave me a big improvement for a small cost, while others were more expensive and only worth it if I wanted a serious performance boost. I tried to focus on upgrades that gave me the best value, not just the biggest numbers. That way, I could enjoy better performance without overspending.
My Final Advice Before Buying
If I were buying Razor MX350 upgrades again, I would start with the basics: battery, controller, and motor compatibility. Then I would move on to comfort and safety improvements like tires, brakes, and suspension. My biggest lesson was to plan the whole setup instead of buying parts one by one without a clear goal. That approach helped me get the best results from my MX350 upgrade journey.
Final Thoughts
Upgrading my Razor MX350 has been a great way to improve both performance and overall riding enjoyment. I’ve found that the right upgrades can make a noticeable difference in speed, comfort, and durability without completely changing the bike. My biggest takeaway is to choose upgrades that match my riding goals and install them carefully for the best results.
Author Profile
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Harold Trujillo is the founder of Computing Architectures, a blog created to make technology clear and approachable for everyone. Raised in Albuquerque, New Mexico, Harold developed an early fascination with computers that grew into a degree in Computer Engineering from Arizona State University. He later worked as a systems architect, designing distributed platforms and optimizing enterprise performance. Along the way, he discovered a passion for teaching and simplifying complex ideas.
Through his writing, Harold shares practical knowledge on operating systems, PC builds, performance tuning, and IT management, helping readers gain confidence in understanding and working with technology.
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