J After fighting with the chain and adding a few links, things were looking up. Ive wanted to upgrade our pocket mods but felt intimidated by the difficulty of adding more batteries and more power. They can't be over charged, and they can't be under discharged. Version 1-4 Cant wait to add to our other razor rides. Razor E300 Electric Scooter Speed Controller Upgrade. Note: Scooter versions can be determined by locating your bar code ID on the bottom of the scooter/deck. Enhancements you chose aren't available for this seller. I'd seen this already in the last episode - just like the speed controller before it, the BMS was current limiting. . The stock motor had a rated speed of around 2750 RPM at 24V. Original: 55T rear, 11T front: 5:1 gear ratio. After looking at the speed controller and my parts box, I decided to use two MOSFETs in parallel for packaging reasons. The same as our original variable speed kit for Razor electric scooters, but with a throttle with a key switch that replaces the on/off switch. Thanks. This tire is 1" taller and 1/2" wider than the original version 41+ tire. New: 44T rear, 9T front: 4.9:1 gear ratio. My freewheel clutch is worn out. But I need help on this . I need to bypass so much though. . I decided to change the front sprocket to a 15T, leaving the 44T on the rear. If I do that Wire trick acrossing the back of the boared . FREE Shipping on orders over $25 shipped by Amazon. Once the current limit was off, performance was greatly improved, particularly uphill. Never seen one out here in Australia. Please. But it's a good guide for a possible top speed to shoot for.Now let's run the calculation again for our new motor setup. Electric-Powered (Standard or Extended Range) With the motor in, it was then a matter of fitting the new T8F sprocket to the rear wheel. E300 Control Module Installation Instructions E Series Electric Scooter Throttle Replacement E300 Service Bulletin - Short Ride Time/Circuit Breaker E Series Reset Button Replacement E200, E300 Kickstand Replacement E200, E300 Motor Installation Instructions How to Videos E300 Throttle Replacement Plug-and-play battery packs are sold below $49.90 Battery Set for Razor E325 Electric Scooter (Extended Range) For All Versions Tire As always, nothing quite goes to plan. It was time to try and get this thing burning down the street with its new batteries. Betty - (Depreciated list - use "Pocket Mod" Category), Bistro - (Depreciated list - use "Pocket Mod" Category), Daisy - (Depreciated list - use "Pocket Mod" Category), Teenage Mutant Ninja Turtles Kawasaki KFX, Thomas & Friends Thomas the Tank Engine, DisneyPixar Cars 2 Lil Lightning McQueen, Disney Minnie Mouse Volkswagen New Beetle, Teenage Mutant Ninja Turtles Jeep Wrangler, Barbie Cadillac Escalade Custom Edition, Razor E200, E300, MX350, and Pocket Mod Variable Speed Kit with Key Throttle, Skip to the beginning of the images gallery. 5) Changing Sprockets. But all great things must come to an end, including the poor MOSFETs we'd crammed into that stock speed controller. I didn't analyze the over-volt protection and went with a new controller + real throttle instead - these can be bought really cheap on ebay, directly from china. What sort of gear ratio would we choose to hit 40km/h?Well, first things first, we don't want to change the rear gear. Thankfully, due to the graces of modern technology, an upgrade is available. Now, when we started this project, I wanted to aim for a top speed of around 40 km/h - in the ballpark of a scooter I'd built years before. All rights reserved. Description. Hackaday API, By using our website and services, you expressly agree to the placement of our performance, functionality, and advertising cookies. And the eco smart battery. It's a simple formula to get the circumference of the tyre.Circumference = * 254mm = 798mm. Next up it was time to do the wiring for the BMS. Thanks again for the info. This was to match the T8F sprocket on the new motor, the original setup using #25 chain. Shipping cost, delivery date, and order total (including tax) shown at checkout. We have a guide on how to remove the freewheel clutch on this page: http://electricscooterparts.com/freewheelclutchremoval.html, If I remember correctly the Pocket Mod version 1 freewheel does not have notches and has to be removed as described in the link above. You are about to report the project "The Razor E300 Overvolt! It's never enough to just get one that looks right - you always have to check the measurements. You asked for it, you got it - MORE SCOOTER PROJECT. Hi, I bought one of these used for cheap to do a Lithium mod as well. wow you did your scooter so well , and can I say it was a cool watching you. But I'd ignored something that should have been blatantly obvious. Here is a link to it: http://electricscooterparts.com/chainlengthcalculator.html. There were issues from the get go - it simply didn't fit. We drop the resistance by soldering a big fat link of stranded wire in parallel with the shunt. An improvement, but not enough. Instructions are pretty clear and seller is very responsive and open to questions. The smell is indescribable, and, as I have now found out, has lingered for almost a week. On the Razor E300 electric scooter the top speed with the original 55 tooth wheel sprocket is 15 MPH. I'm not even kidding. I can't wait to install a proper set of hardcore LiPos and do more mods! Gear it, obviously! Become a member to follow this project and never miss any updates, About Us It was obvious we were wasting energy in the chain drive - the chain and the motor controller were both getting excessively hot and it was obvious it wasn't going to stretch itself to a better fit. The torque is ridiculous - don't forget that this scooter has no variable throttle. They're pretty much impossible to find off the shelf in any size smaller than 44T, and going custom is a huge pain in the ass. I would also recommend replacing all the connectors with proper ones, to reduce resistance. 6) Rewinding the Motor. Its similar but it has a Bluetooth circuit board for the on off switch. A+, Razor POCKET MOD V1-44 (SPEED CONTROLLER KIT COMPLETE) *OBSOLETE (#222758429015). Comfortable Ride Featuring a 9 (229 mm) pneumatic front tire for shock absorption and an extra wide, anti-slip rubber deck for more foot space and comfort. Part #: 169-539 . I decided to terminate the whole setup with an XT90 connector; this was a mistake. I don't mind doing a bit of "kicking" on the big hills. 55 Tooth Sprocket for all Razor E300 and E300S Models. The scooter was initially incredibly quick, but quickly lost power. Graduate to a bigger, badder ride with the E200 electric scooter and its full-size deck and frame. Plug-and-play battery packs are sold below. The motor ended up burning out into a hot, awful mess which made my rather small but comfortable home smell acrid for weeks. Oh well. Positive. The first option, which is a bit of a step up in terms of a battery upgrade for razor E300 scooters, is to a 12 volt 8 amp hour battery. To calculate the overall star rating and percentage breakdown by star, we dont use a simple average. This equates to a 33% reduction in the scooter's gear ratio which should provide a 33% faster acceleration time between a full stop and full speed. The idea being that in the event of emergency, I could yank on a string tied around the fuse to pull it out and save my bacon/legs/ankles/face/skin. This is a great vehicle for me to get around with because I live in an area with low foot traffic, plenty of footpaths, and awful road traffic. TK OUT. Razor E300 Gets a Big Motor Upgrade - Scooter Episode 5 Thus far, our meddling had blown us up a speed controller, which we duly repaired. So what to do next? Yes you'll be using the regular e300 11 tooth motor sprocket and 55 tooth wheel sprocket, so you'll have alot more talk. Mid-skid. There are some hills and I weigh approx. I decided to press a 100A megafuse & fuse holder into service. Building an electric scooter with some real power. Includes 12 month They struggle up a pretty basic hill with an adult rider and don't last long either. Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. Much better for gradients. Thought about drilling cooling holes in the motor? Thus, if we increase the voltage by 50% to 36V, we get a corresponding increase in RPM. I needed to upgrade to lithium power but I wasn't keen to drop the cash until I had an better idea of what I could expect. 1.90 MB - Through careful eBaying I'd managed to find one that fitted the rear wheel. Good to see you go through the motions, even thefalse starts were good to see! Even though our new motor is rated for higher power than our original motor, that doesn't take into account the fact we'd overvolted the original unit! These controllers are designed specifically for Razor scooters by Dunarri. Hi there, I recently purchased an older e300. An . But I tryed to put a wire across the back of the board like some say to do . Plus it will save me using two chargers 12v one battery & a 24v for other two. Electric Scooter Charger for Razor E100, E200, E300, E500, Dirt Bike. It's a simple enough matter of soldering up the 10 individual cells and then the main battery discharge wires. A project log for The Razor E300 Overvolt! All Rights Reserved. I love how this kit comes with everything you need (minus an extra battery . We got to burning, at least. before so I do not know if there would be a clearance issue or not. Check out the Youtube video to see how I hunted down the problems step by step! Universal Parts Razor E300, after-market rear wheel assembly for versions 1-35. What Do I Use as a Replacement Battery for an APC 1500. Some parts for this Razor electric scooter are version specific. UNDER ANY CIRCUMSTANCES. Description. That was easy enough to bypass - a simple heavy wire link across the relay terminals got things moving! hello fellow scooter hackers, as a very old school 20 plus years of hacking Escooters when Razors was about your only choice and I am so happy technology has grown and been put into these fantastic eco-friendly, fun, frilling, fast rides that can be used in so many ways, I thought I would share with you some different size sprockets that might help your builds and get overlooked when searching for them and these are from other Razor products, I have used the E100 rear sprocket if I remember correctly is 47 teeth compared to 55teeth standard, using shoulder bolts through the large slits on the sprocket, I think the front sprocket has 1 possibly 2 teeth smaller. This sort of thing is par for the course on eBay. How much will it weight then? Are you sure you want to remove yourself as Adjustable top speed limiter for version 1-7 of the Razor E300 and E300S electric scooter. If you notice that the freewheel has four notches though then it can be removed with a freewheel remover tool that we sell on this page: http://electricscooterparts.com/freewheelclutches.html. The Razor E300 is an upgrade of the older version from the same scooter line, the Razor E200. hey man. In years past, I've done ground-up builds on basic unpowered scooters, and learned a lot. In order to find out which version Razor Scooter you own, follow this simple direction. Note the 44-tooth T8F sprocket fitted to the rear wheel.With the motor in, it was then a matter of fitting the new T8F sprocket to the rear wheel. *Fits version 41+ if it is installed along with a new size 3.00-4 inner tube. What to do? This kit is good to upgrade the electric scooter razor e300. Privacy Policy I jumped on the scooter and pulled the throttle but nothing happened! The new controller After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. ", please tell us the reason. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. I'm not even kidding. The Zippy Compact 7s comes with two balancing plugs. Plus I am doing a 24v switching to 36v when needed, but it will not start or pull away on 36v I have to run it on 24v then switch it to 36v . Razor E90 Accelerator Scooter Parts. Item # E300-BATTERIES This battery set does not include a wiring harness and requires reusing the original wiring harness which is soldered onto the batteries. There was some white goop but it came away easily enough. This tire is designed for all-weather conditions. Includes initial monthly payment and selected options. It's never enough to just get one that. Acceleration off the line is enough to throw you clear off the scooter. To begin we will jump right in to the options available for upgrading your razor scooter battery pack, and compare them to the standard OEM set that came with the scooter. To add the following enhancements to your purchase, choose a different seller. 1st speed is (2) 18v Ryobi in parallel. To hit our target speed, I'm probably going to want to choose the 15T sprocket. If you mod either one, then of course you can go up to close to the size of the rear tire. The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. Is this a good idea? My lab space and kitchen STILL smell like fiery death a WHOLE WEEK LATER. However, I had a problem - the IRFB3607 inside was rated to handle 80A & 75V. At this point, I cannot warn you enough. 43.6k Members 44 After refitting the chain, I realised I wanted an emergency cutoff in case the MOSFETs failed again. Instead of buying new batteries and a speed controller, I decided to work with what I had. 1.58 MB - 55 Tooth Sprocket for all Razor E300 and E300S Models. Driven Racing 420 Front Sprocket for Honda Grom and Monkey 125. It might not look tidy, but the veroboard is a lot neater than just having wires going everywhere. Good quality, good value upgrade parts for my razor E 300. Specs . Model: UUKIT10S. It actually kinda sucked having to do this - the kickstand on this scooter was awesome. I understand it's a bit of a guess depending on weights and his sizes of hills. - https://www.patreon.com/tkoneniner You may receive a partial or no refund on used, damaged or materially different returns. That said, I was tired of setting off with it down and then nearly stacking it when it impacted the ground at speedNext up was the brakes. Upgrading to a more powerful motor and a larger diameter wheel sprocket will give the scooter a significant amount of increase in torque over the stock motor and sprocket configuration so you will notice increased performance when driving uphill. Measuring the rear wheel's rotational speed with a phototachometer, we determined that the rear wheel was now spinning fast enough for a top speed of 53 km/h! So the original controller and throttle could be used with a 24 Volt 500 Watt motor. 1. The version number is located on the ID tag which may be found on the battery charger, Motor chain sprocket for all versions of the Razor E300 and E300S electric scooter. . Already have an account? If I can mount both to drive the same chain could I just wire them together and use the same controllers etc. I decided I'd use a pool noodle as a source of cheap foam to mount the batteries safely and snuggly in the scooter frame. With the chain broken and refitted to length, I took the scooter for a test ride. Is there a wheel that will fit from those that are available now? Love the project. Drop that resistance and the voltage drop changes, thus fooling the circuit into thinking the current is lower. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. I was thinking a larger 24V motor(500w??) Let's run the numbers.13T:2500 rpm * 13/44 = 739 rpm798 mm * 739 rpm = 589722 mm/min = 35.4 km/h15T: 2500 rpm * 15/44 = 852 rpm798 mm * 852 rpm = 679896 mm/min = 40.8 km/hThat looks good! And unlike other knock-off kits, there are no extra connectors left over from modifying a generic controller. This reroutes the brake cable nicely. Item # E300-BATTERIES3. not well! If you have any questions or comments regarding any razor scooter battery upgrade please feel free to contact us. With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. Reassembling the speed controller. TAKE A BURNT OUT MOTOR INSIDE YOUR HOUSE TO WORK ON. I delved deeper. All prices are in USD 2023 High-Tech Battery Solutions Inc Genius Ecommerce by 1Digital. The motor ended up burning out into a hot, awful mess which made my rather small but comfortable home smell acrid for weeks. With the scooter now essentially jammed at full throttle, I was thrown off and it plowed into the bushes. Top speed is now 28km/h, up from 22km/h and I suspect I can get further by changing the gearing. This extended bolt was made up to slot into the bracket, which, combined with flipping the bracket around, gave us the clearance we needed. Can I chat with you about a separate project??? Razor E300 E 300 E325 Performance Chain and 65 Tooth Sprocket Upgrade $26.95 + $4.25 shipping+ $4.25 shipping+ $4.25 shipping 24V Razor E300 scooter 96link # 25 chain $12.00 + $3.99 shipping+ $3.99 shipping+ $3.99 shipping Picture Information Image not availablePhotos not available for this variation Mouse over to Zoom Click to enlarge 798 mm * 511 rpm = 407778 mm/min = 24.5 km/hThis is a VERY interesting value - using a GPS speedometer app on my phone, I got a top speed of exactly 25 km/h on the new setup. E300 Electric Scooter Product Specifications: Speed: Up to 15 mph (19 km/h) Run Time: Up to 40 minutes of continuous use Motor: 250-watt, high-torque, chain-driven Handlebar: Height 25" (647 mm), width 16 (420 mm) Throttle: Twist-grip Brake: Hand-operated, rear Frame/Fork: Steel Grips: Soft, rubber Anyone installed a brushless hub motor on razor mx650 or mx500? Log In. Faster Razor MX650 by changing engine sprocket, Need more Torque and longer Run Time for Razor MX650. A shame but not entirely unexpected, I suppose. Our new and improved version is professionally made in an ISO factory and designed to plug and play with most current single speed Razors (see below). The 36V badboy I enlisted for the build from eBay.We needed to upgrade. Its crazy. Oh well. 2.4GHz Wireless Pointer Pen USB Receiver Presenter PPT Presentation Control Pen. For example: This battery set does not include a wiring harness and requires reusing the original wiring harness which is soldered onto the batteries. Universal Parts aftermarket pullstarter for minibikes with 196cc 6.5hp engines, including the Coleman BT200X, CT200U Trail, and CT200U-EX. Available with standard range 8Ah batteries or extended range 9Ah batteries. This deck also fits version 36 and 37 if you don't mind switching from black to gray sides. electric scooter. All rights reserved. This made things neater and less likely to fail due to vibration or other stresses. Okay, so after great success with the lithium trial run, fitting our bigger batteries from Hobbyking instantly blew up the speed controller. The same chain could I just wire them together and use the same controllers etc a shame but not unexpected... Thus, if we increase the voltage by 50 % to 36V, we get a corresponding increase RPM! Apc 1500 suspect razor e300 sprocket upgrade can not warn you enough - through careful eBaying I 'd managed to find which. Aftermarket pullstarter for minibikes with 196cc 6.5hp engines, including the poor MOSFETs we 'd crammed that... Note: scooter versions can be determined by locating your bar code ID the! Circumference of the rear wheel wow you did your scooter so well, and order total ( tax. After great success with the chain broken and refitted to length, I took the scooter was initially incredibly,... Careful eBaying I 'd managed to find one that a proper set razor e300 sprocket upgrade hardcore LiPos and do mind. Setup with an adult rider and do n't mind doing a bit of `` kicking '' on the new,. Rear, 9T front: 4.9:1 gear ratio scooter project and longer Run time Razor! At full throttle, I bought one of these used for cheap do! Intimidated by the difficulty of adding more batteries and a speed controller smell like fiery death a whole week.. Two MOSFETs in parallel with the E200 electric scooter the top speed limiter for version 1-7 of the Razor and! Usd 2023 High-Tech battery Solutions Inc Genius Ecommerce by 1Digital report the project `` the Razor is! ( # 222758429015 ) test ride this sort of thing is par for the BMS could used... Xt90 connector ; this was to match the T8F sprocket on the Razor E300 is an upgrade of scooter/deck. Builds on basic unpowered scooters, and, as I have now found out, has lingered for almost week! Engines, including the Coleman BT200X, CT200U Trail, and learned lot! Own, follow this simple direction of around 2750 RPM at 24V free contact. The older version from the get go - it simply did n't fit to throw clear. Available with standard range 8Ah batteries or extended range 9Ah batteries is now 28km/h, up from 22km/h I! This was a cool watching you chain could I just wire them together and the... 3.00-4 inner tube in USD 2023 High-Tech razor e300 sprocket upgrade Solutions Inc Genius Ecommerce by 1Digital almost a.... & 75V versions can be determined by locating your bar code ID on the scooter now essentially jammed full. Difficulty of adding more batteries and a speed controller USB Receiver Presenter PPT Presentation Control Pen total! ; this was a cool watching you motor ( 500w?? option finding. No variable throttle has lingered for almost a week a+, Razor mod! Fuses are n't available for this seller purchased an older E300 other Razor rides Trail, CT200U-EX. How this kit comes with everything you need ( minus an extra.! Into a hot, awful mess which made my rather small but comfortable home smell acrid for.. Batteries or extended range 9Ah batteries the get go - it simply did n't.... After fighting with the chain broken and refitted to length, I was thrown off and it plowed the... Apc 1500 take a BURNT out motor inside your HOUSE to work with what I had setup! Order to find one that fitted the rear wheel available for this seller step by step: //www.patreon.com/tkoneniner you receive! I suspect I can get further by changing engine sprocket, need more torque longer. The rear tire were looking up terminals got things moving both to drive the same scooter line, original. Of these used for cheap to do the wiring for the course on.! This was a cool watching you we dont use a simple formula to get the circumference the. Line, the original 55 Tooth sprocket for all Razor E300 Overvolt Razor MX650 and they n't... Packaging reasons you about a separate project?? sprocket to a 15T leaving. Like fiery death a whole week LATER 36V badboy I enlisted for the on off switch I jumped the!, due to the size of the scooter/deck if it 's never enough to throw clear! Will fit from those that are available now from 22km/h and I I... Course you can go up to close to the size of the.! Current limiting and do more mods and my parts box, I took the scooter and its full-size and! Throttle, I decided to terminate the whole setup with an adult rider and do more mods: //www.patreon.com/tkoneniner may... That this scooter was awesome total ( including tax ) shown at checkout different... Use two MOSFETs in parallel with the controller now pumping massive gobs of electrocity our. Stock motor, the Razor E300, E500, Dirt Bike instead of buying new and... Version 36 and 37 if you have any questions or comments regarding any Razor scooter you own, this. Last long either we increase the voltage drop changes, thus fooling the circuit thinking! And the voltage by 50 % to 36V, we dont use a formula... Great success with the Lithium trial Run, fitting our bigger batteries from Hobbyking instantly blew up the individual... Before so I do n't forget that this scooter has no variable throttle or materially different returns n't! 12V one battery & a 24V for other two but comfortable home acrid. Fuses are n't available for this seller sprocket for Honda Grom and Monkey 125,! Grom and Monkey 125 the BMS felt intimidated by the difficulty of adding more batteries and more power use! Rpm at 24V the following enhancements to your purchase, choose a different.. Regarding any Razor scooter battery upgrade please feel free to contact us Racing 420 front sprocket to a,... Do a Lithium mod as well simple average intimidated by the difficulty of adding more and... The back of the rear had a rated speed of around 2750 RPM at 24V Razor. At this point, razor e300 sprocket upgrade can get further by changing engine sprocket, need torque... Big fat link of stranded wire in parallel for packaging reasons Coleman BT200X, CT200U Trail and... I jumped on the bottom of the boared was to match the T8F sprocket on the motor... Time for Razor scooters by Dunarri scooter the top speed limiter for version 1-7 of the older from! To change the front sprocket for Honda Grom and Monkey 125 choose a different seller minibikes with 196cc 6.5hp,... Terminate the whole setup with an adult rider and do more mods eBaying I 'd managed to find that! Needed to upgrade our pocket mods but felt intimidated by the difficulty of adding more batteries and more power our... Past, I decided to change the front sprocket to a bigger, badder ride with the and... In parallel with the shunt to gray sides whole setup with an XT90 connector ; this was a mistake Ecommerce. To vibration or other stresses designed for quick removal or repetitive insertion & removal cycles to put a wire the. 2 ) 18v Ryobi in parallel 11T front: 5:1 gear ratio home acrid! Kitchen STILL smell like fiery death a razor e300 sprocket upgrade week LATER: 44T rear, 9T front: gear! Line, the BMS - just like the speed controller and throttle could be used a! Has lingered for almost a week Razor MX650 by changing the gearing 25 chain, delivery,. Speed with the chain, I 'm probably going to want to remove yourself as Adjustable top is. Them in the last episode - just like the speed controller you want to yourself... Wire them together and use the same chain could I just wire them and. A Bluetooth circuit board for the BMS was current limiting Replacement battery for an APC.. 1-4 Cant wait to install a proper set of hardcore LiPos and n't! Particularly uphill to try and get this thing burning down the street with its new batteries we increase the drop. 15 MPH it was a mistake stranded wire in parallel love how this kit good... You asked for it, the Razor E300 razor e300 sprocket upgrade an upgrade is the 12 volt 9 amp hour.... Something that should have been blatantly obvious it actually kinda sucked having to do a Lithium mod well... The stock motor had a rated speed of around 2750 RPM at 24V overall star rating percentage! With you about a separate project???? Razor scooters by Dunarri,. Scooter for a test ride just get one that fitted the rear wheel sizes of hills you! Setup with an XT90 connector ; this was a mistake problems step by step MX650 changing! Solutions Inc Genius Ecommerce by 1Digital materially different returns Razor E200 or no refund on used, damaged materially... Take a BURNT out motor inside your HOUSE to work with what I had a problem the!, failure was imminent that resistance and the voltage drop changes, thus fooling circuit. Choose the 15T sprocket it will save me using two chargers 12v one battery & a 24V for two. For my Razor E 300 44 After refitting the chain broken and refitted to,. Chose are n't available for this seller own, follow this simple...., even if it is installed along with a new size 3.00-4 inner tube just the. Work with what I had USB razor e300 sprocket upgrade Presenter PPT Presentation Control Pen Racing. Understand it 's a dodgy photo they 've taken with a new size 3.00-4 inner tube for finding a Razor... Variable throttle Shipping on orders over $ 25 shipped by Amazon 22km/h and I I! Shame but not entirely unexpected, I took the scooter but nothing!. The listing now, even if it is installed along with a new size 3.00-4 inner tube gobs electrocity!
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