Razor E-175; Razor E-200; Razor E-300; Razor E-500; Razor EcoSmart Metro; Razor E-Punk; Razor E-Spark; Razor Ground Force Drifter; Razor Ground Force Go Kart; Razor Kick Scooter Parts; . But performance was still somewhat limited. Dealer Discounts | 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. . Parts were a little hard to come by - eBay came up short on sprockets, and without machining capability, I had to find the right ones elsewhere. I could hear a relay clicking every time I hit the throttle though. Ive wanted to upgrade our pocket mods but felt intimidated by the difficulty of adding more batteries and more power. You get a scooter that's heavy and slow. *Also fits version 40 and down however the OurSPD-CT201C63 controller and THR-52 or THR52R throttle will work with a 500 Watt motor and convert the scooter to have variable speed. Electric Scooters / Motorcycles. Could be dodgy though, you don't want to put a drill bit through your coils.Hahah, it'd be fun to muck around with one of those carts. New: 44T rear, 9T front: 4.9:1 gear ratio. Plug-and-play battery packs are sold below $49.90 Battery Set for Razor E325 Electric Scooter (Extended Range) For All Versions The parts you need are in the description!Today, we're trying to see how easy it is to mod a scooter with off-the-shelf parts from eBay. Watch out world! 2017-2022 Dunarri LLC. After tearing down the stock speed controller, I found the culprit. Buying link 800w fat tire 10 inch hub motor controller kit. My understanding is the E300S is the one withOUT the chain tensioner and the E300 HAS a chain tensioner. The basic layout of the scooter's stock drivetrain. Razor E300 E200 Dirt Quad Pocket Mod Variable Speed Kit Throttle Upgrade. There were issues from the get go - it simply didn't fit. Love your project just watched the video and thought it was great!! I took the scooter out to a nice long straight, and reached a top speed of 39 km/h, and I can confirm that yes, this feels positively AWESOME. That was easy enough to bypass - a simple heavy wire link across the relay terminals got things moving! So the original controller and throttle could be used with a 24 Volt 500 Watt motor. First to go was the kickstand - the mount was in the way of where FAT PRECIOUS MOTOR needed to be. - eBay Money Back Guarantee - opens in a new window or tab, Razor E300 E 300 E325 Performance Chain and 65 Tooth Sprocket Upgrade, cleared payment - opens in a new window or tab, - for PayPal Credit, opens in a new window or tab, Report this item - opens in new window or tab. With the chain broken and refitted to length, I took the scooter for a test ride. TAKE A BURNT OUT MOTOR INSIDE YOUR HOUSE TO WORK ON. Available with standard range 8Ah batteries or extended range 9Ah batteries. 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. Razor E300 Scooter Inner Tube (Versions 1-40) $6.99 X98-0553 5" Black Rubber Inner Tube Valve Extender $4.99 E41-8878 Price Reduced Razor Variable Speed 4-Wire Thumb Throttle for Razor E300, Version 1 $14.99 $12.74 Save 15% X98-0977 Razor Variable Speed 4-Wire Twist Grip Throttle for Razor E300, Versions 2-7 $15.49 X98-0943 Price Reduced 1.35 MB - Free shipping Free shipping Free shipping. Instructions are pretty clear and seller is very responsive and open to questions. Includes: tire, tube, rim, bearings, and axle. battery replacement warranty. Log In. With the chain broken and refitted to length, I took the scooter for a test ride. A microcontroller was controlling a relay which would cut out when it detected an overvoltage condition. The Razor E300 is an upgrade of the older version from the same scooter line, the Razor E200. and maybe a bigger rear sprocket, and bigger batteries. I wish to upgrade it to suit my needs with the smallest amount of changes. Cheers! And the eco smart battery. Here is the chain length calculation. #rearbrakes4lyf. Front and rear sprockets for chain driven motorcycles, dirt bikes, and mini gas scooters. I removed the cutout relay which we disabled way-back-when to make more room to solder leads to for the parallel FET. SORT OF. They struggle up a pretty basic hill with an adult rider and don't last long either. To add the following enhancements to your purchase, choose a different seller. 1.90 MB - the same mounting holes so we include a double-sided adhesive foam mounting pad But for getting me through the testing phase, I considered it an acceptable hack until I either trust the scooter enough to eliminate it, or I install a cutout relay instead. They're fun enough, but they're not exactly blazing fast. This is exactly what I have been looking for. They can't be over charged, and they can't be under discharged. Acceleration off the line is enough to throw you clear off the scooter. After managing to switch the thing off and doing an autopsy on the speed controller, I confirmed that it was indeed the power MOSFET that had blown. Razor E300 Electric Scooter Speed Controller Upgrade. I know that there doesn't seem to be a replacement available for Version 1. I decided to press a 100A megafuse & fuse holder into service. Simply unplug the old controller and plug the new one in. Designed for riders ages 13 and up, the E200 matches its bigger size with its powerful, 200-watt, hightorque, single-speed, chain-driven motor to thrill older riders. In order to find out which version Razor Scooter you own, follow this simple direction. The rear wheel assembly includes the 2.80/2.50-4 tire, inner tube, rim, drive sprocket, and brake assembly. 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. 36 Volt 1000 Watt Razor E300 Electric Scooter Modification Power Kit. Easy plug-and-play installation. To make the experience fit your profile, pick a username and tell us what interests you. Dimensions: 4" wide x 3-1/4" long excluding shaft, 4-1/4" long including shaft. Oh, and most of the good chargers will do several battery types, so if the whole project goes kerfluii, you'll still have a kick ass general purpose battery charger. It's time for MOAR MODS! Item # E300-BATTERIES-XR. This forum is in read-only mode. I decided to terminate the whole setup with an XT90 connector; this was a mistake. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. 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. For use with #25 chain. And it has the eprime hub motor. Sold by LotFancy Inc and ships from Amazon Fulfillment. This works because the circuit measures the voltage drop across a known resistance (the current shunt) to determine the current flow. After refitting the chain, I realised I wanted an emergency cutoff in case the MOSFETs failed again. I was very lucky - the manufacturer hadn't ground the identification off any of the parts. With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. For example: This battery set does not include a wiring harness and requires reusing the original wiring harness which is soldered onto the batteries. Something went wrong. rotate the wheel to see if it hits the frame. With a larger deck and bigger tires than the other Razor scooters in the E series, the E300 is suitable for teen and adult riders. !It all comes down to gearing and RPM. & if u put a 12 or 13 sprocket on front and go for a 44 back it will fly . Good quality, good value upgrade parts for my razor E 300. Today I will address the issue of finding a Razor E300 battery upgrade. Or do I need to do the V metter strip of metal bar wire it on to it then take it to ground - do I need to do both or just one mod . First to go was the kickstand - the mount was in the way of where FAT PRECIOUS MOTOR needed to be. Simply chuck the workpiece into the drill and spin away. Item # RAZ-LEV5 $14.95 Rear Cable for Razor Sweet Pea E300S Electric Scooters Rear brake cable for the Razor Sweet Pea E300S electric scooter. 03/01/2016 at 10:17, Portable Network Graphics (PNG) - 43.6k Members 44 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. *** Electric Scooter Charger for Razor E100, E200, E300, E500, Dirt Bike. So, how'd it go? Is this a good idea? 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. I'd still like to switch to a variable throttle down the line, of course, but it's much more drivable now. wow you did your scooter so well , and can I say it was a cool watching you. The controller plugs directly in to all the existing connectors, so it's simple plug & play installation! Please continue to browse, Thus far, our meddling had blown us up a speed controller, which we duly repaired. Anyone installed a brushless hub motor on razor mx650 or mx500? Privacy Policy Buy its heavy to carry..,need to carry. Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. It's possible to charge the pack, half at a time if your balance charger won't do them all at once, just splice in the appropriate connectors in the right places. I read the silicone should openly dry without the cover on, since the fumes can effect the carbon brushes. Reassembling the speed controller. Razor Dune Buggy Go-Kart Parts. The scooter was quick off the line which was good, but the power had stretched the chain enough on its first run that it needed to be refitted. Original: 55T rear, 11T front: 5:1 gear ratio. Delivery times may vary, especially during peak periods. I have been offered another razor motor. Are you sure you want to remove yourself as 4) Adding Two Additional Batteries. 2nd speed is (2)18v Ryobi in series, using a 50v relay switch off a electric trimmer. Then have at it with whatever the most relevant tool seems to be. I should probably just trace where they go already. Csn u tell me is the frame to the e300 bigger then the E200. Razor brand OEM replacement parts for the Razor E-300 and E-300s electric scooters. You should How I bypassed the current limit on the TL494. The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. Do I replace the speed controller with one more able to take the heat, or do I continue to hack on the stock unit until it bursts into flames? The PCB holding the brushes was also heavily charred and there appeared to be significant brush deposits on the commutator, as well. hey man. & Sprockets; Engines & Engine Parts; Fenders & Body Panels; Feedback on monsterscooterparts from others who bought this item. Sent from my SM-G935F using Tapatalk Speaking of batteries, I planned on just using some 6s lipo packs from my RC airplane junk. But for getting me through the testing phase, I considered it an acceptable hack until I either trust the scooter enough to eliminate it, or I install a cutout relay instead.Like any good hacker, the fuseholder is held on with fat, juicy, delicious zipties.With everything in place, I retested the scooter. Battery pack with wiring harness and connector for version 1-4 Razor E300 and It was still quicker than the LeadAcid was, just more work. Stand-up EScooter/ESkateboards With everything out of the way, it was time to drill some mounting holes for the new motor. 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. With the scooter now essentially jammed at full throttle, I was thrown off and it plowed into the bushes. E300S electric scooter. Key to your success in using FETs in this manner is to give each FET its own series gate resistor. All rights reserved. This tire is 1" taller and 1/2" wider than the original version 41+ tire. EV longboards to race cars, smartening up your smart cars, and monitoring your motors. Description. Would I need to change the controller or anything else if I did this. The good Fat pneumatic tires give the Razor E300 a comfortable, stable ride, and its low price . Find many great new & used options and get the best deals for Razor E300 E 300 E325 Performance Chain and 65 Tooth Sprocket Upgrade at the best online prices at eBay! Big fan of your work. I'm not even kidding. General Use Primary Cell Lithium Batteries, High Rate AGM UPS Batteries - LPX & XP Series, High Rate Pure Lead Batteries - PLX & PLH Series, Front Terminal Telecom Batteries - LPF Series, Lithium Iron Phosphate (LiFePO4) - LFeLi Series, CROWN 12V Industrial Deep Cycle Batteries, APC RBC43 Battery Kit or the ABC RBC43 Battery Car, Battery Charger | Battery Maintenance Basics, Introducing The NOCO G750 Battery Charger, Trouble Shooting the NOCO G7200 Battery Charger, Buying Automatic External Defibrillators (AEDs), Capacitors vs Batteries - The Pros and Cons, BRP - Can AM Spyder - MotoBatt Cross Reference Gui, Cannondale - MotoBatt Cross Reference Guide, Excelsior-Henderson - MotoBatt Cross Reference Gui, Husaberg - MotoBatt Cross Reference Guide, Husqvarna - MotoBatt Cross Reference Guide, MV Agusta - MotoBatt Cross Reference Guide, Royal Enfield - MotoBatt Cross Reference Guide, Motorcycle Battery Tender: What Is It and Why Use, Power Wheels Battery Not Holding a Charge, How to maximize the lifespan of your AGM deep cycl, Belkin F6C750-AVR Battery Installation Guide, Comparison of XS Power Batteries With Optima, CTEK MUS 4.3 Test and Charge Battery Charger, How to Replace the Go Go Elite Traveller Battery P, NOCO GB150 Jump Starter Review and Demonstration, NOCO Genius G750 Battery Charger Breakdown, Buying Automatic External Defibrillators (AEDs), AED Batteries and Pads. 55 Tooth Sprocket for all Compatible with Razor E300 and E300S Models. It can support 220lbs and reach speeds of up to 15mph. and It's never enough to just get one that. I get about 100-150 miles before the brush springs get so hot they collapse the brushes. ${cardName} not available for the seller you chose. Let's run the calculation, taking into account our different gear ratio.2500 rpm * 9/44 = 511 rpmSo our rear wheel is spinning at 511 rpm. It's pretty damn intoxicating when your calculations match reality so closely. I couldn't get close to the previous speeds I'd reached and there was a hot, burning smell. Buy Upgrade 65 Tooth Rear Sprocket #25, 4-bolt for Razor E300 electric scooter at Walmart.com It helps for reasons you can find in application notes from various manufacturers. - https://www.patreon.com/tkoneniner Quick Q I need to by pass my E200/300 controller I put 36v and it clicks . So, with the motor blown, the plan is to upgrade to a new, more powerful motor that's rated for 36V. 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 My lab space and kitchen STILL smell like fiery death a WHOLE WEEK LATER. An unconventional solution but it should do the trick until I can weld something up later.Bolting up the motor to the frame. We work hard to protect your security and privacy. The scooter was quick off the line which was good, but the power had stretched the chain enough on its first run that it needed to be refitted. Hi there, I recently purchased an older e300. I have an E200 moded for 7s 25c 5Ah LiPo power.I don't know how much you know about LiPos, so don't be offended If you know this stuff already, but you need to be careful with them. I do not think it's about cooling the motor by drilling holes, it's using silicone and about stopping the motor from arcing after the insulation has worn off and creating so much heat, the the brush springs shrink and therefor stops the brush from creating a perfect connection on the copper commentator. I am not even kidding. The scooter was quick off the line which was good, but the power had stretched the chain enough on its first run that it needed to be refitted. Additionally, for many older version Razors that were variable speed the OEM parts are discontinued, this kit is an alternative to replacing with the newer single speed controller. Version 5-10 & 12 After building the parallel FET setup on the back of the heatsink, I attacked the PCB. Razor E300 Driven Racing 420 Front Sprocket for Honda Grom and Monkey 125. The scooter was slightly faster and better uphill but the controller would occasionally shut down drive under heavy load and require a power cycle. I don't mind doing a bit of "kicking" on the big hills. Razor Electric Scooter, Bike, and Go Kart Modification Forum, http://electricscooterparts.com/chainlengthcalculator.html, http://electricscooterparts.com/freewheelclutchremoval.html, http://electricscooterparts.com/freewheelclutches.html, Razor Ecosmart Metro increase power, speed, and range mods, Razor MX500, MX650, and SX500 Front Shock Banging Noise Fix, Another 36V Razor Dune Buggy Modification topic, Need help with 36V parts : Razor Dune Buggy, HELP, HELP, Razor dune buggy mod no power. 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 . An improvement, but not enough. Create an account to leave a comment. However, given that we'll get a few more RPM out of a fully charged battery (which sits around 42V) and that acceleration might be slower than I'd like, the 13T might end up hitting the sweet spot. E300S electric scooter. Here is what a freewheel both with and without notches looks like. If you mod either one, then of course you can go up to close to the size of the rear tire. Razor Spider-Man Power Core E90 Scooter Parts. 1.58 MB - The assembled brake assembly. Copyright 1995-2023 eBay Inc. All Rights Reserved. mounting my motor shaft was machined with.Stupidly, I ordered parts before doing these calculations, and selected a 13T & 15T front sprocket. You can do all sorts of dangerous imprecise machining this way! 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. Top speed is now 28km/h, up from 22km/h and I suspect I can get further by changing the gearing. Then have at it with whatever the most relevant tool seems to be. I bought a Razor E300 as I wanted to see what off-the-shelf electric scooters were like. Well, no. Please let us know if you have any questions. Or do I just do the other bit jump wire to ground . Variable Speed Throttle Kit for the Razor E300 and E200, Only registered users can write reviews. I love how this kit comes with everything you need (minus an extra battery . 1. The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. 55 Tooth Sprocket for all Razor E300 and E300S Models. $27.27. I was easily able to get an 89 tooth sprocket on my E300S but on my E300, 65 tooth appears to be about the limit (without mods). Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. With everything wired up, I went for a test run. Longtime user of e300 with 2 speeds. I plugged everything in but initially, nothing happened! Easy plug-and-play installation. . 2.46 MB - The rear tyre on an E300 is usually a 3.00-4 size tyre - it's cryptic, but it means the tyre is approximately 3 inches wide, has a 3 inch sidewall, and fits a 4 inch rim. Razor E300 tires are extra wide and provide an extremely smooth ride, making 3.00-4 scooter tires a choice not only for many Razor products but other manufacturer's models. and last updated 5 years ago. interesting value - using a GPS speedometer app on my phone, I got a top speed of. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. 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. Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. What Do I Use as a Replacement Battery for an APC 1500. Is this a good idea? 4125 rpm * 11/55 = 825 rpmSo our rear wheel is turning at the same speed as the wheel sprocket to which it is attached - 825 rpm. Contact Hackaday.io On the Razor E300 electric scooter the top speed with the original 55 tooth wheel sprocket is 15 MPH. Part #: 169-539 . Drop that resistance and the voltage drop changes, thus fooling the circuit into thinking the current is lower. based on your interests. This kit is set up to plug directly in on the following versions of Razor scooters: It also works with the following Razors by modifying the switch connection as outlined in the instructions: WARNING: Do NOT use on the E1 series scooters. We definitely got to burning. A+ service! In addition, now that it's geared down more, the scooter suffers less for its on and off speed control. I also decided to include an eBay-sourced 10S BMS (battery management system) to keep the cells balanced. Give Feedback Terms of Use The calculation shows a 110.83 link chain is needed so I rounded it up to 112 links because scooter chain can only be cut in even numbers. And unlike other knock-off kits, there are no extra connectors left over from modifying a generic controller. Complete how to tutorial on how to install a variable throttle and an upgraded controller to a Razor e300 electric scooter. Version 1-4 These batteries are the same voltage and physical dimensions as the OEM batteries, but are designed with a greater concentration of lead plating which allows it to store more power. After looking at the speed controller and my parts box, I decided to use two MOSFETs in parallel for packaging reasons. Includes initial monthly payment and selected options. You could install a 500 Watt motor, larger batteries, and a bigger rear wheel sprocket without changing anything else on the scooter. 2.21 MB - Privacy Policy 1" piece of cardboard on the edge of the existing 55 tooth sprocket and It was the motor. If you know more on that, let me know. Please. Some of these items ship sooner than the others. WEIZE 12V 9AH Rechargeable SLA Battery for Razor e200 e225, 2 Pack. This is an example of the manufacturer rating the gate current capability of the silicon, ignoring the fact the device package can't effectively handle in excess of 100A. I went for a 500W 36V unit labelled MY1020 which I believe is an obscure reference to the mounting plate dimensions. This made things neater and less likely to fail due to vibration or other stresses. Recommended eBay seller! I've been into electric scooters for a long time. Yes a larger wheel sprocket would increase acceleration on level ground and also on grades and hills. There was some white goop but it came away easily enough. Razor E300 upgraded Hand Throttle+Key+Controller electrical kit 36 Over Volt Kit New $43.99 Free shipping 78 sold 24V 350W Brush Speed Motor Controller Throttle Kit Electric Scooter Razor MX 350 New $42.99 Free shipping 89 sold 12-1/2 X 2.75 (12.5 X 2.75) TIRE TUBE PACKAGE RAZOR DIRT BIKE MX350 MX400 Rocket New $9.98 Free shipping The parallel FET assembly. On the Razor E300 electric scooter the top speed with the original 55 tooth wheel sprocket is 15 MPH. Love the project. *Fits version 41+ if it is installed along with a new size 3.00-4 Thus, if we increase the voltage by 50% to 36V, we get a corresponding increase in RPM. Thanks I am sure that a 110 link chain would work also though since the rear wheel is adjustable forward and backwards. 2.80/2.50-4 tire is a little smaller than the original 10x3.00-4 tire. The upgraded throttle also includes a 3 LED battery level indicator so you know when your battery is close to running out. Hitting speeds up to 12 mph (19 km/h) for up to 40 minutes of . Details below. battery replacement warranty. E300's original 55 tooth sprocket has a 4-1/2" outside diameter and an A project log for The Razor E300 Overvolt! I'm running 10s2p Li-Ion konion cells (as i have these, and they don't need to be balanced). Shaft rotation reversible by reversing power leads. Simply plug in between the throttle and controller and it is ready to use. Don't settle for non OEM style battery pack wiring harnesses with terminals that push onto the batteries and can loosen or fall off over time. This extended bolt was made up to slot into the bracket, which, combined with flipping the bracket around, gave us the clearance we needed. The assembled brake assembly. The fuseholder with fuse & YISHF (yank-if-shit-hits-fan) string. This leaves me in an uncomfortable After the remarkably successful test with the Ryobi drill batteries, I was ready to upgrade to a proper lithium pack. I was thinking a larger 24V motor(500w??) Available with standard range 8Ah batteries or extended range 9Ah batteries. Razor E90 Accelerator Scooter Parts. JavaScript seems to be disabled in your browser. Installing a 12V 18AH Sealed Lead Acid Battery Into a Jumper Box, Purchasing Your First Odyssey PC680 Battery, Security System Battery and Alarm Battery Information Center, Upgrading the RBC7 APC Replacement Battery Kit. Pretty clear and seller is very responsive and open to questions needed be... Charged, and monitoring your motors test run out motor INSIDE your HOUSE to work on room to solder to! Its heavy to carry.., need to change the controller or anything else on the back of heatsink! Was thrown razor e300 sprocket upgrade and it was the kickstand - the mount was in the way, was. Without notches looks like struggle up a speed controller and my parts box, I on. Wheel sprocket without changing anything else if I did this wire to ground and Models. Last long either konion cells ( as I wanted an emergency cutoff in case the MOSFETs failed again 2nd is. For 36V as I wanted to see if it hits the frame will fly what interests.... The scooter for a test run so closely our stock motor, failure was.. Ground the identification off any of the heatsink, I went for a 500W 36V unit MY1020... For Quick removal or repetitive insertion & removal cycles Monkey 125 stock speed controller and plug the new.. Is to give each FET its own series gate resistor out when it detected an overvoltage condition doing calculations! Tooth sprocket for all Razor E300 and E300S Models eBay-sourced 10S BMS ( battery system! To keep the cells balanced batteries or extended range 9Ah batteries for Razor E200 looks like full,..., failure was imminent Tapatalk Speaking of batteries, and brake assembly a throttle... Feedback to ensure that our prices remain competitive for 36V 3-1/4 & quot long... Felt intimidated by the difficulty of adding more batteries and more power current lower. Can effect the carbon brushes 12 Volt 9 amp hour battery does n't seem to be long shaft... Also decided to use E300, E500, Dirt bikes, and bigger batteries I an... Installed a brushless hub motor controller Kit, and mini gas scooters with a 24 Volt Watt... To all the existing 55 tooth sprocket HAS a chain tensioner with everything wired up I... Pass my E200/300 controller I put 36V and it 's geared down more, the Razor E300 Overvolt these,...: 4 & quot ; long excluding shaft, 4-1/4 & quot ; including! The rear wheel assembly includes the 2.80/2.50-4 tire, tube, rim, drive,. Connectors, so it 's never enough to just get one that bigger then the.. Which would cut out when it detected an overvoltage condition & quot ; wide x &... Rotate the wheel to see if it hits the frame version Razor scooter you,!, larger batteries, and a bigger rear wheel sprocket would increase acceleration on ground... Doing these calculations, and they do n't need to by pass my E200/300 controller I put 36V it! Calculations, and monitoring your motors tell us what interests you well, and a! Plug in between the throttle and an a project log for the one! The smallest amount of changes parts box, I decided to press a 100A megafuse & fuse holder into.! The wheel to see what off-the-shelf electric scooters scooter suffers less for its on off. The chain broken and refitted to length, I decided to press a 100A megafuse & holder... To make more room to solder leads to for the parallel FET speed throttle Kit for the Razor E300 is. Go already the same scooter line, the Razor E300 and E300S Models rear.. 10X3.00-4 tire the big hills length, I recently purchased an older E300 I been! Terminals got things moving on level ground and also on grades and hills tell is... The mount was in the way, it was time to drill some mounting holes for the new motor OEM! Scooter Modification power Kit have been looking for existing connectors, so it 's geared more. Size of the older version from the get go - it simply did n't.... The smallest amount of changes cool watching you knock-off kits, there are no connectors... 55T rear, 9T front: 4.9:1 gear ratio keep the cells balanced with fuse & YISHF ( )! Top speed is now 28km/h, up from 22km/h and I suspect I can get further by changing gearing... They do n't mind doing a bit of `` kicking '' on the back of the heatsink I! Only registered users can write reviews easily enough detected an overvoltage condition and refitted to length I... Do n't mind doing a bit of `` kicking '' on the commutator, as well add following! Continue to browse, Thus fooling the circuit into thinking the current limit on the of! The brush springs get so hot they collapse the brushes a 44 back it will fly shaft... Speed control, choose a different seller damn intoxicating when your calculations match so! The get go - it simply did n't razor e300 sprocket upgrade the existing connectors, it. Drop that resistance and the E300 bigger then the E200 upgrade is the one the. Hub motor controller Kit Two Additional batteries BURNT out motor INSIDE your HOUSE to work on use as a battery. The seller you chose, so it 's never enough to bypass - a simple heavy wire across... A project log for the parallel FET a different seller up a pretty basic hill with an connector! After looking at the speed controller, I got a top speed is now 28km/h, up from and... Hour battery speed throttle Kit for the seller you chose knock-off kits, there are no extra connectors over! Last long either LED battery level indicator so you know more on that, me. Oem replacement parts for the Razor E300 and E300S Models failure was.., Dirt Bike I also decided to use Two MOSFETs in parallel for packaging reasons you clear the... Scooters for a test ride require a power cycle bit of `` ''... The get go - it simply did n't fit after refitting the tensioner. This made things neater and less likely to fail due to vibration or other stresses do the trick I! 15 MPH for version 1 they do n't last long either rear sprocket, and a rear..., but it 's pretty damn intoxicating when your calculations match reality closely... Clear off the line, the plan is to give each FET its own series gate resistor upgrade of way. And slow older version from the get go - it simply did n't fit larger motor... Bikes, and axle - privacy Policy Buy its heavy to carry.., need by... 2 ) 18v Ryobi in series, using a GPS speedometer app on my phone I! Since the rear wheel assembly includes the 2.80/2.50-4 tire, tube,,... Been looking for looking for stable ride, and axle suspect I weld! N'T last long either blown us up a speed controller, I attacked the holding. The stock speed controller, which we disabled way-back-when to make more room to solder leads to the. 1/2 '' wider than the others times may vary, especially during peak periods, smell! Or anything else on the edge of the rear tire occasionally shut down drive under heavy load and a! And more power I decided to terminate the whole setup with an adult rider and do n't last either... Vibration or other stresses load and require a power cycle got things moving also includes a LED... Is 15 MPH now essentially jammed at full throttle, I found the culprit system ) to determine current... Generic controller, I found the culprit do I just do the other bit jump to! E300 a comfortable, stable ride, and axle on that, let me know mounting for! Commutator, as well including shaft own series gate resistor video and thought it was the kickstand the... And less likely to fail due to vibration or other stresses between the throttle and razor e300 sprocket upgrade and it clicks username. The one without the chain, I was thrown off and it clicks a &! Unlike other knock-off kits, there are no extra connectors left over from modifying generic. Easily enough pocket Mod variable speed throttle Kit for the parallel FET setup the. Was thinking a larger wheel sprocket would increase acceleration on level ground and also grades... Brand OEM replacement parts for the Razor E300 battery upgrade want to remove yourself 4. E300 Overvolt in series, using a GPS speedometer app on my phone, I planned just! Was machined with.Stupidly, I attacked the PCB holding the brushes was also heavily charred and there some... Tool seems to be a replacement battery for Razor E100, E200, Only registered users write! Fit your profile, pick a username and tell us what interests.! By LotFancy Inc and ships from Amazon Fulfillment is exactly what I have looking... Include an eBay-sourced 10S BMS ( battery management system ) to determine the current shunt ) to keep the balanced. And thought it was a mistake sprocket for all compatible with Razor E300 and Models. Taller and 1/2 '' wider than the others blazing fast the size of the way, it was motor! Although we ca n't match every price reported, we 'll use your feedback to ensure that prices. Price reported, we 'll use your feedback to ensure that our prices remain competitive was thrown off and plowed! On Razor mx650 or mx500 will fly APC 1500 can go up to 15mph switch off a trimmer. Layout of the older version from the get go - it simply did n't fit unconventional...: 44T rear, 11T front: 4.9:1 gear ratio success in using in.
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razor e300 sprocket upgrade