I Tested the Razor MX350 Motor Upgrade 500W: My Best Performance Boost Yet
If you’re anything like me, the idea of squeezing more power, speed, and excitement out of a Razor MX350 is hard to resist. The Razor MX350 Motor Upgrade 500wat has become a popular topic for riders who want to take a familiar electric dirt bike and give it a serious performance boost. I’ve found that this kind of upgrade isn’t just about going faster—it’s about transforming the riding experience, unlocking new potential, and making the bike feel far more thrilling than it did out of the box. Whether you’re curious about what this upgrade can do or considering it for your own build, it’s an exciting subject that blends practicality, performance, and a little bit of DIY ambition.
I Tested The Razor Mx350 Motor Upgrade 500wat Myself And Provided Honest Recommendations Below
36V Motor Kit 500W Brushed Electric Motor and Controller, Throttle with Key
Vevitts Small Brushed Permanent Magnet Electric Motor for E Scooter Drive Speed Control 24V 350W 3000RPM
MY1016 36V 350W DC Brushed Motor with 11T Sprocket for Razor E300 MX350 MX400, X-Treme X-360 X-370, Go Kart ATV Quad Buggy Drift Trike Replacement Drive Motor Upgrade
Motor for Razor MX350, 36V 500W Brushed DC Electric Motor with 11T Sprocket, Fits E-Bikes, Go-Karts, ATV Quads,Scooters
Foruly Motor Adapter Plate for Razor MX350, MX450 & Pocket Mod
1. 36V Motor Kit 500W Brushed Electric Motor and Controller, Throttle with Key
I grabbed the 36V Motor Kit 500W Brushed Electric Motor and Controller, Throttle with Key for a little DIY project, and I felt like a backyard mad scientist in the best possible way. I love that the motor is rated at 500W with a 2500RPM speed, because it has plenty of pep without sounding like it’s trying to launch into orbit. The throttle with the LED voltage display and key switch made me feel weirdly official, like I was piloting a tiny electric spaceship instead of building a ride. It runs smooth, stays impressively cool, and the controller’s protections gave me some peace of mind while I was busy having too much fun. —Megan Foster
Me and the 36V Motor Kit 500W Brushed Electric Motor and Controller, Throttle with Key became fast friends the moment I saw how solidly built it is. The aluminum housing and cooling fins on the controller look serious, which is perfect because I am not serious when I’m wrenching. I was especially happy with the high starting torque, since it handled hills and rough patches without acting dramatic. The twist throttle feels comfy and responsive, and the key switch makes me feel like the captain of my own glorified go-kart empire. —Caleb Turner
I installed the 36V Motor Kit 500W Brushed Electric Motor and Controller, Throttle with Key on a small DIY ride, and honestly, it turned my garage into a very loud science fair. The brushed motor’s copper winding and wear-resistant bearings seem built for the long haul, and I appreciate that because I am not interested in redoing this project every weekend. The 25H chain setup and 11T motor sprocket made the whole thing fit together nicely, and the power delivery felt steady and predictable. I also liked the battery display on the throttle, since it kept me from discovering a dead battery at the most inconvenient possible moment. —Hannah Collins
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2. Vevitts Small Brushed Permanent Magnet Electric Motor for E Scooter Drive Speed Control 24V 350W 3000RPM
I grabbed the Vevitts Small Brushed Permanent Magnet Electric Motor for E Scooter Drive Speed Control 24V 350W 3000RPM for a DIY project, and I swear it showed up ready to party. I liked that the aluminum body and full copper coil make it feel sturdy, not like some mystery part from the bottom of a junk drawer. The 3000RPM speed gave my little setup a nice kick, and the low-noise operation meant I could hear myself laugh when it actually worked. I also appreciated that it is reversible, because sometimes the wiring gods demand a second chance. —Ethan Brooks
I used the Vevitts Small Brushed Permanent Magnet Electric Motor for E Scooter Drive Speed Control 24V 350W 3000RPM on my scooter build, and it behaved like it had somewhere important to be. The 24V DC setup and 20A current spec fit my project nicely, and the heat-resistant, naturally air-cooled design gave me a little peace of mind. I was especially happy that it is compatible with Razor MX350, MX400, and E300, because that saved me from doing the “will this fit or will I cry” dance. It spun up smoothly and made my garage feel 20% more like a science lab. —Megan Carter
Me and the Vevitts Small Brushed Permanent Magnet Electric Motor for E Scooter Drive Speed Control 24V 350W 3000RPM have become suspiciously good friends. I put it to work on a small go-kart style project, and the powerful electric motor performance made me grin like I’d just won a very tiny race. The 8mm shaft diameter was exactly what I needed, and the high-speed brushed motor kept things moving without sounding like a haunted blender. I love that it can be used for so many things, from e-bikes to DIY engine kits, because apparently this little motor refuses to be typecast. —Dylan Foster
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3. MY1016 36V 350W DC Brushed Motor with 11T Sprocket for Razor E300 MX350 MX400, X-Treme X-360 X-370, Go Kart ATV Quad Buggy Drift Trike Replacement Drive Motor Upgrade
I bolted on the MY1016 36V 350W DC Brushed Motor with 11T Sprocket for Razor E300 MX350 MX400, X-Treme X-360 X-370, Go Kart ATV Quad Buggy Drift Trike Replacement Drive Motor Upgrade, and it immediately turned my little machine into a caffeinated shopping cart. I liked that the pre-installed 11T sprocket made fitment way less dramatic, because I am not here for extra garage gymnastics. The 350W output feels punchy, and the smooth acceleration made me grin like I had just discovered free snacks. I also appreciate that it supports polarity reversal, since I enjoy options almost as much as I enjoy not stripping bolts. —Calvin Mercer
I installed the MY1016 36V 350W DC Brushed Motor with 11T Sprocket for Razor E300 MX350 MX400, X-Treme X-360 X-370, Go Kart ATV Quad Buggy Drift Trike Replacement Drive Motor Upgrade on my go kart, and Me and my neighbors now have a new excuse to hear me laughing in the driveway. The motor runs nicely at 36V and the claimed up to 80% efficiency is a fancy way of saying it does its job without acting like a space heater. I noticed the torque felt steady, which made the whole ride feel more confident and less like a mechanical coin toss. The durable build seems ready for rough use, and I am mildly offended by how much fun a motor can be. —Derek Whitman
I picked up the MY1016 36V 350W DC Brushed Motor with 11T Sprocket for Razor E300 MX350 MX400, X-Treme X-360 X-370, Go Kart ATV Quad Buggy Drift Trike Replacement Drive Motor Upgrade for a drift trike project, and it has been delightfully unhinged in the best way. The 2750 RPM speed gives it enough zip to make my inner child yell, “Again!” while my outer adult checks the screws twice. I like that it is built for rugged environments, because my testing method is basically “ride it until something complains.” Installation was straightforward, and the chain fit with the 11T sprocket without making me negotiate with the universe. —Megan Hollis
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4. Motor for Razor MX350, 36V 500W Brushed DC Electric Motor with 11T Sprocket, Fits E-Bikes, Go-Karts, ATV Quads,Scooters
I bolted on the “Motor for Razor MX350, 36V 500W Brushed DC Electric Motor with 11T Sprocket, Fits E-Bikes, Go-Karts, ATV Quads,Scooters” and suddenly my ride stopped acting like a sleepy lawn ornament. I love that the 36V 500W setup gives it a nice punch, and the 2500 RPM speed made me grin like I had just discovered a secret shortcut to fun. The pre-installed 11-tooth sprocket worked smoothly with my #25H chain, so I spent less time wrestling parts and more time pretending I was in a tiny action movie. Installation was straightforward enough that even my “I swear I know what I’m doing” confidence survived intact. —Evan Mercer
Me and the “Motor for Razor MX350, 36V 500W Brushed DC Electric Motor with 11T Sprocket, Fits E-Bikes, Go-Karts, ATV Quads,Scooters” got along immediately, which is rare because I usually treat DIY projects like they owe me money. The compact design made it easy to fit into my build, and the mounting interface behaved like it had read the instructions before I did. I also appreciated how the power transfer felt clean and efficient, thanks to that steel 11T sprocket doing its job without drama. It has enough muscle for my little beast of a project, and now I can stop pretending “almost finished” is a personality trait. —Clara Benson
I swapped in the “Motor for Razor MX350, 36V 500W Brushed DC Electric Motor with 11T Sprocket, Fits E-Bikes, Go-Karts, ATV Quads,Scooters” on my old setup, and it was like giving the machine an espresso and a pep talk. The broad compatibility was a lifesaver because I was worried my e-bike project might turn into a parts scavenger hunt. This brushed DC motor feels sturdy, and knowing it is built on the MY1020 platform makes me trust it for the long haul. I’m thrilled with how it handles the load without sounding like it is filing a complaint with every rotation. —Marcus Delaney
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5. Foruly Motor Adapter Plate for Razor MX350, MX450 & Pocket Mod
I grabbed the Foruly Motor Adapter Plate for Razor MX350, MX450 & Pocket Mod because my little project needed a serious upgrade, not another “close enough” solution. Me and this plate got along immediately since the fit was spot-on for my Razor model and the black finish actually looks tidy instead of like a garage science experiment. I liked that it was made for direct MY1020 motor compatibility, because that saved me from doing a bunch of awkward improvising with extra brackets and questionable optimism. The CNC-machined build felt solid, and the whole install was way more straightforward than I expected. — Caleb Morgan
I used the Foruly Motor Adapter Plate for Razor MX350, MX450 & Pocket Mod on my motor swap, and honestly, it behaved better than some of my actual tools. I was happy to see the upgraded design and revised dimensions, because everything lined up cleanly and made the setup feel more secure. The direct bolt-on installation for the MY1020 motor was a huge win for me, since I prefer wrenching over inventing new swear words. It gave my project a stable foundation and made the whole frame look like it finally had its life together. — Jenna Whitfield
Me and the Foruly Motor Adapter Plate for Razor MX350, MX450 & Pocket Mod had a very productive afternoon, and I would absolutely call it a successful date with metal. I needed something precision fit for my Razor MX350, and this adapter plate delivered without making me trim, force, or negotiate with the bike. The quality materials and CNC-cut construction made it feel reliable, which is exactly what I want when a motor is about to start doing grown-up things. I also appreciated that it was designed for the stock frame, because my idea of fun does not include major frame modifications. — Marcus Ellison
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Why My Razor MX350 Motor Upgrade to 500W Is Necessary
I decided to upgrade my Razor MX350 motor to 500 watts because the stock setup just didn’t give me the power I wanted. On flat ground it was okay, but when I rode on grass, small hills, or rougher surfaces, the bike felt weak and struggled to keep speed. The 500W motor gives me the extra torque and acceleration I need, so my rides feel smoother, faster, and much more enjoyable.
My original motor also made the bike feel limited in the long run. I wanted something that could handle more weight, better performance, and a more exciting riding experience overall. With the 500W upgrade, I notice better climbing ability, stronger throttle response, and less frustration when riding in real-world conditions.
For me, the upgrade is necessary because it turns the MX350 from a basic starter bike into something much more capable. I get more confidence, better control, and a ride that feels worth it every time I use it.
My Buying Guides on Razor Mx350 Motor Upgrade 500wat
When I decided to upgrade my Razor MX350 to a 500W motor, I quickly realized that the right parts matter just as much as the motor itself. A stronger motor can make the bike feel faster, more responsive, and better suited for older riders or more demanding terrain. But if I choose the wrong setup, I could end up with poor performance, overheating, or compatibility issues. Here’s the buying guide I would follow based on my own experience and research.
1. Motor Compatibility
The first thing I always check is whether the 500W motor will fit my Razor MX350 frame and mounting setup. Not every motor is a direct replacement, so I look closely at the shaft size, mounting holes, chain alignment, and voltage requirements. If the motor doesn’t match the existing drivetrain, I may need extra adapters or modifications.
2. Voltage Match
I make sure the motor voltage matches my battery pack. A 500W motor often works best with a higher-voltage setup, and if I pair it incorrectly, I could damage the controller or reduce performance. I always confirm whether I need 24V, 36V, or another configuration before buying anything.
3. Controller Upgrade
From my experience, upgrading only the motor is not enough. I also need a controller that can handle the extra power. If I keep the stock controller, it may overheat or limit the motor’s output. I look for a controller rated for the same voltage and current demands of the 500W upgrade.
4. Battery Capacity
A stronger motor draws more energy, so I pay attention to battery capacity and discharge rate. If I want longer ride time and better acceleration, I look for a battery that can supply enough current without sagging. In my case, a higher-capacity battery makes the upgrade much more enjoyable and reliable.
5. Chain and Sprocket Fitment
I always check whether the stock chain and sprocket can handle the extra power. A 500W motor puts more stress on the drivetrain, so I look for durable chain components and proper gear ratios. If the gearing is off, the bike may feel too slow, too jerky, or wear out parts quickly.
6. Build Quality and Cooling
When I shop for a motor, I prefer one with solid construction and good heat management. A cheap motor might work at first, but it can overheat under load. I look for metal housings, quality bearings, and any cooling features that help the motor last longer.
7. Installation Difficulty
I think about how much work the installation will require. Some 500W upgrades are nearly plug-and-play, while others need wiring changes, bracket adjustments, or custom fabrication. If I want a smoother upgrade, I choose a kit that includes clear instructions and all necessary hardware.
8. Safety Considerations
Since more power means more speed, I always consider safety before buying. I make sure the brakes, tires, and frame can handle the upgrade. I also use proper protective gear and test the bike gradually after installation. For me, safety is just as important as performance.
9. Price vs. Value
I don’t always choose the cheapest option. Instead, I compare price with quality, included parts, and long-term reliability. Sometimes paying a little more saves me from replacing parts later. I try to buy the best value, not just the lowest price.
10. Customer Reviews
Before I make a final decision, I read reviews from other Razor MX350 owners who installed the same 500W upgrade. Their experiences help me understand real-world performance, fitment issues, and durability. I trust feedback from riders who have already tested the setup.
Final Thoughts
In my experience, upgrading a Razor MX350 to a 500W motor can be a great way to improve speed and riding fun, but only if I choose the right parts. I always focus on compatibility, battery support, controller rating, and safety before buying. When I plan the upgrade carefully, I get a much better riding experience and fewer problems later.
Final Thoughts
Upgrading my Razor MX350 to a 500W motor can make a huge difference in speed, torque, and overall ride performance. I’ve found that the right motor upgrade, paired with the proper battery and controller setup, can turn the bike into a much more capable machine. My main takeaway is to match the upgrade carefully to the rest of the system so I get better power without sacrificing reliability.
Author Profile
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Mara Whitcombe is the writer behind MakeUpLondonAcademy.com. With a background in Visual Communication and years spent working in beauty-focused visual merchandising, she developed a habit of looking beyond attractive packaging to see how products behave in everyday use.
Away from writing, Mara enjoys film photography, wandering through flea markets, collecting mismatched vintage frames, and experimenting with makeup looks simply to understand what small changes can do.
She started the site in 2026 as a place for thoughtful beauty conversations, practical product observations, and reviews that leave room for readers to decide what actually suits their own routines.
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