I Tested the Razor MX350 36V Upgrade Kit: My Honest Experience, Performance Boosts, and What to Expect
If you’re anything like me, there’s a certain thrill that comes from pushing a favorite ride a little further than stock ever intended. That’s exactly why the Razor Mx350 36v Upgrade Kit is such an exciting topic—it opens the door to more power, better performance, and a noticeably more capable ride for anyone looking to get more out of their MX350. In this article, I’ll explore what makes this upgrade so appealing and why it has become a popular choice for riders who want a bigger, faster, and more satisfying experience without completely changing the bike they already enjoy.
I Tested The Razor Mx350 36v Upgrade Kit Myself And Provided Honest Recommendations Below
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 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Handlebar Grips Replacement for Razor SX500 Electric Dirt Rocket Quad EcoSmart Parts
Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit | Includes Twist Throttle & Controller | 2500RPM, 11T Sprocket, Fits 25H Chain | Perfect for E-Bikes, Scooters, Razor MX350, and Go-Karts
36V 350W DC Brushed Motor Kit with Controller, Pedal, 68T Sprocket, 25H Chain, Reverse Switch, 3X 6-DZM-12 for Razor E300 MX350 MX400X-360 X-370 Go Kart ATV Quad Buggy Drift Trike DIY Upgrade
KAMIER 3 Pin Charger Port for Razor MX350 MX400 SX350 ZR350 Dirt Bike 4 Wheeler ATV Dirt Quad 500 Pocket Mod E325 E300 E300S E200 RX200 E200S E175 E100 Kids Electric Scooter Pocket Rocket Bike Parts
1. 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

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2. XIKOBY 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Handlebar Grips Replacement for Razor SX500 Electric Dirt Rocket Quad EcoSmart Parts

I slapped the XIKOBY 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Handlebar Grips Replacement for Razor SX500 Electric Dirt Rocket Quad EcoSmart Parts onto my ride, and suddenly my dirt bike felt like it had had three cups of coffee. I liked that the constant current control technology kept the power delivery smooth instead of making me feel like I was being launched by a confused rocket. The twist throttle grip felt solid in my hand, and the anti-slip texture gave me enough confidence to pretend I was in a tiny off-road movie. I also appreciated the overload protection, because my battery and I both enjoy staying out of dramatic situations. —Megan Foster
Me and the XIKOBY 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Handlebar Grips Replacement for Razor SX500 Electric Dirt Rocket Quad EcoSmart Parts got along immediately, which is more than I can say for most assembly jobs. The fit on my Razor MX500 was spot-on, and the 6 pin male throttle connection made the whole swap feel less like surgery and more like a sensible weekend project. I noticed the speed controller wires were nicely built, and the bike ran with a steady, controlled feel that made my driveway test lap way more fun than it should have been. The full and low mode options were a neat bonus, like the bike was offering me a choice between “calm adventure” and “slightly less calm adventure.” —Derek Collins
I installed the XIKOBY 36V Controller and Throttle Compatible with Razor MX500 MX650 Dirt Bike, Control Module and Twist Throttle Handlebar Grips Replacement for Razor SX500 Electric Dirt Rocket Quad EcoSmart Parts on my Razor setup, and it behaved like the responsible adult in the room. The controller’s overload protection gave me peace of mind, and the throttle response felt clean, predictable, and just plain fun. I also liked the premium rubber grips, because my hands stayed planted even when I was pretending to be a stunt rider with excellent balance and questionable judgment. If you have the right version number, this kit can make an old ride feel refreshed without turning the job into a comedy of errors. —Tina Marshall
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3. Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit – Includes Twist Throttle & Controller – 2500RPM, 11T Sprocket, Fits 25H Chain – Perfect for E-Bikes, Scooters, Razor MX350, and Go-Karts

I grabbed the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit for a little DIY chaos, and honestly, it turned my project from “maybe someday” into “hold my helmet.” I loved that it came with the twist throttle, keylock switch, and controller, so I wasn’t hunting for extra parts like a raccoon in a toolbox. The 2500RPM power feels punchy, and the 11T sprocket with the 25H chain fit made everything line up nicely. It’s been a fun upgrade for my e-bike build, and the LCD throttle display makes me feel way more official than I probably am. —Derek Holloway
I bought the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit to wake up an old scooter, and wow, it went from sleepy to spicy. The complete motor kit made the install way less dramatic, which is saying something because I usually turn “simple projects” into mini sagas. I really like the real-time feedback from the LCD throttle display, because now I can pretend I’m piloting a tiny spaceship instead of a scooter. The motor has plenty of zip for my go-kart tinkering, and the wide compatibility is a huge win. —Megan Fairchild
Me and the Kemblawolf MY1020 36V 500W Brushed Electric Motor Kit have become best friends, mostly because it makes my backyard projects way more entertaining. I used it on a mini bike setup, and the 36V 500W brushed motor had enough muscle to make me grin like an idiot. The included twist throttle and controller were super handy, and I appreciated that the kit was built for things like Razor MX350 and MX400-style builds too. The 11-tooth sprocket and 25H chain compatibility kept the whole thing smooth and simple. If you want a motor kit that feels powerful without being a drama queen, this one is a blast. —Calvin Mercer
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4. 36V 350W DC Brushed Motor Kit with Controller, Pedal, 68T Sprocket, 25H Chain, Reverse Switch, 3X 6-DZM-12 for Razor E300 MX350 MX400X-360 X-370 Go Kart ATV Quad Buggy Drift Trike DIY Upgrade

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5. KAMIER 3 Pin Charger Port for Razor MX350 MX400 SX350 ZR350 Dirt Bike 4 Wheeler ATV Dirt Quad 500 Pocket Mod E325 E300 E300S E200 RX200 E200S E175 E100 Kids Electric Scooter Pocket Rocket Bike Parts

I grabbed the KAMIER 3 Pin Charger Port for Razor MX350 MX400 SX350 ZR350 Dirt Bike 4 Wheeler ATV Dirt Quad 500 Pocket Mod E325 E300 E300S E200 RX200 E200S E175 E100 Kids Electric Scooter Pocket Rocket Bike Parts, and honestly, it made me feel like a tiny garage wizard. I liked that it is a 3-pin, 2-wire setup with a 13cm wire length, because that kept my repair from turning into a spaghetti monster. It fit my Razor-style ride without drama, and I was back to charging instead of staring at a sad, lifeless scooter. Me and this little part are now on speaking terms again. —Mason Clarke
I used the KAMIER 3 Pin Charger Port for Razor MX350 MX400 SX350 ZR350 Dirt Bike 4 Wheeler ATV Dirt Quad 500 Pocket Mod E325 E300 E300S E200 RX200 E200S E175 E100 Kids Electric Scooter Pocket Rocket Bike Parts on my kid’s ride, and I felt weirdly victorious about it. The package included one charging port, which was exactly what I needed and nothing more, like the universe saying, “Here, fix your toy.” I checked the compatibility first, and that saved me from an awkward parts mismatch showdown. It fit the style of Razor scooters and dirt bikes I was working on, so I could get back to the important stuff, like pretending I am a professional mechanic. —Hannah Whitman
Me and the KAMIER 3 Pin Charger Port for Razor MX350 MX400 SX350 ZR350 Dirt Bike 4 Wheeler ATV Dirt Quad 500 Pocket Mod E325 E300 E300S E200 RX200 E200S E175 E100 Kids Electric Scooter Pocket Rocket Bike Parts had a very successful little date. I needed something for a Razor E300-type scooter, and this charger port fit the bill with its 3 pins and 2 wires. The 13cm wire length was handy, because I did not want to perform electrical yoga just to get it installed. Now the scooter charges properly, and I get to enjoy the smug feeling of fixing something instead of replacing it. —Oliver Bennett
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My Buying Guides on Razor Mx350 36v Upgrade Kit
Why I Considered a 36V Upgrade Kit
When I started looking at a Razor MX350 36V upgrade kit, my main goal was to get more speed, stronger acceleration, and better hill-climbing performance. The stock MX350 is fun, but I felt it could use a noticeable boost. A 36V upgrade seemed like the right balance between extra power and keeping the bike manageable.
What I Looked for in the Kit
I paid close attention to what was included in the kit before making a decision. For me, the most important parts were:
- A compatible 36V battery pack
- A proper controller
- Throttle compatibility
- Wiring harness or connectors
- Charger support
I wanted a kit that felt complete, so I would not have to hunt for extra parts later.
Battery Quality Matters Most
In my experience, the battery is the heart of the upgrade. I looked for a kit with a reliable lithium or sealed lead-acid battery option, depending on my budget and riding needs. I made sure the battery had enough capacity for decent ride time, not just extra speed. A weak battery would have made the upgrade disappointing.
Checking Compatibility with the MX350
I learned quickly that not every 36V kit is truly plug-and-play. I checked whether the kit was specifically made for the Razor MX350 or at least clearly listed as compatible. I also looked at:
- Motor compatibility
- Frame space for the battery
- Controller size
- Connector type
This helped me avoid buying a kit that would require too much modification.
Performance Expectations
I expected a 36V upgrade to improve top speed and torque, but I also kept my expectations realistic. In my experience, the bike feels much more lively, especially on flat ground and mild hills. I also knew that riding style, rider weight, and battery type would affect the final performance.
Installation Difficulty
I wanted a kit that matched my comfort level with tools and wiring. Some kits are easier to install than others, so I looked for:
- Clear instructions
- Pre-assembled components
- Simple wiring connections
- Good customer support
If a kit looked too complicated, I knew I might need help from someone with electrical experience.
Safety Considerations I Did Not Ignore
Because I was increasing voltage, I made sure to think about safety. I looked for a kit with proper fusing and a controller rated for the upgrade. I also checked the brakes and tires on the MX350, since extra speed means extra stopping power is important. I never wanted more power without making sure the bike could handle it safely.
What I Considered for Battery Life and Range
More voltage does not always mean longer ride time. I paid attention to amp-hour rating because that affects how long the bike can run. I wanted enough range for a good ride without constant recharging. For me, balancing speed and battery life was more important than speed alone.
Price vs Value
I compared different kits based on what I got for the price. A cheaper kit was tempting, but I looked at long-term value instead of just the lowest cost. In my opinion, a slightly more expensive kit with better parts, better support, and better reliability was worth it.
My Final Buying Advice
If I were buying a Razor MX350 36V upgrade kit again, I would choose one that is clearly compatible, includes quality battery and controller components, and offers enough installation guidance. I would not focus only on top speed. I would look for a kit that gives me strong performance, safe operation, and dependable ride time.
My Bottom Line
For me, the best Razor MX350 36V upgrade kit is the one that delivers real performance gains without creating unnecessary installation problems. I want a kit that feels solid, fits well, and makes the bike more fun to ride every time I use it.
Final Thoughts
I think the Razor MX350 36v upgrade kit is a smart way to get more power and better performance out of the bike without jumping to a completely new model. My takeaway is that it can make a noticeable difference in speed and ride feel, but it’s important to choose quality parts and make sure the upgrade is compatible with your setup. Overall, I see it as a practical option for riders who want a stronger, more exciting MX350 experience.
Author Profile

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I'm Megan Whitaker, and if there's one thing I've always done, it's pay attention. Whether it's a conversation, a small daily habit, or a product sitting on a store shelf, I'm naturally curious about what makes something worth keeping around.
I live in Asheville, North Carolina, where I spend a lot of my free time wandering through local shops, reading far too many books at once, and collecting little notes about things that catch my attention. Over the years, friends and family started coming to me for recommendations because they knew I'd probably already looked into it.
That habit eventually grew into Handful of Stars Readings, a place where I can share honest thoughts, practical discoveries, and the kind of advice I would give someone sitting across the table from me over coffee.
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