razor e300 sprocket upgrade

Or should I be considering a bigger motor? That is, it's rated speed is 2500 rpm at 36 V! Copyright 1995-2023 eBay Inc. All Rights Reserved. The assembled brake assembly. (Standard or Extended Range) Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. We have not modified a Razor E300 scooter with an 80 tooth wheel sprocket 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. Anyone installed a brushless hub motor on razor mx650 or mx500? Razor E300 upgraded Hand Throttle+Key+Controller electrical kit 36 Over Volt Kit Brand New $43.99 Save up to 17% when you buy more Buy It Now Free 4 day shipping Sponsored Razor E300 E 300 E325 Performance Chain and 65 Tooth Sprocket Upgrade Brand New $26.95 Top Rated Plus Buy It Now +$4.25 shipping Free returns Almost gone 578 sold Sponsored This is exactly what I have been looking for. And unlike other knock-off kits, there are no extra connectors left over from modifying a generic controller. 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. Clamping bracket not easily visible. Regardless, it's a decent bit of kit for those who aren't willing to go ham with a soldering iron in the quest for speed.Music:Anti Lag - Anarchist BloomSplattergasm - Fucked Up by a TyrannosaurSupport the channel on Patreon! Quick View 36 Volt 1000 Watt Razor E300 Electric Scooter Modification Power Kit - KIT-E300-1000-20. Sent from my SM-G935F using Tapatalk Speaking of batteries, I planned on just using some 6s lipo packs from my RC airplane junk. Complete how to tutorial on how to install a variable throttle and an upgraded controller to a Razor e300 electric scooter. 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. Positive. 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. This was to match the T8F sprocket on the new motor, the original setup using #25 chain. Unable to add item to List. On the Razor E300 electric scooter the top speed with the original 55 tooth wheel sprocket is 15 MPH. | See details Shipping: US $4.25Standard Shipping | See details They can't be over charged, and they can't be under discharged. Hi, I bought one of these used for cheap to do a Lithium mod as well. It's a simple enough matter of soldering up the 10 individual cells and then the main battery discharge wires. Our payment security system encrypts your information during transmission. Log In. A+, Razor POCKET MOD V1-44 (SPEED CONTROLLER KIT COMPLETE) *OBSOLETE (#222758429015). 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 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. Description. 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. This 9Ah battery set provides 12% more ride time than the 8Ah batteries sold 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. The stock speed controller and the two 18V 1.4Ah Ryobi lithium drill batteries I had already. Watch out world! Give Feedback Terms of Use The motor ended up burning out into a hot, awful mess which made my rather small but comfortable home smell acrid for weeks. This tire is designed for all-weather conditions. A longer chain would be needed if a larger sprocket was installed. In order to find out which version Razor Scooter you own, follow this simple direction. I'll do that tonight :) Thank you again. The cordless-drill-come-lathe was the way to do it. The rear wheel assembly includes the 2.80/2.50-4 tire, inner tube, rim, drive sprocket, and brake assembly. 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 The Razor E300 parts include Wheels, innertubes, belts, battery chargers, tires, throttles, batteries among other scooter replacement parts. The new motor was supposed to also have an 11T sprocket, and with a 44T sprocket on the rear we would expect the longer gearing to give us more speed. Model: UUKIT10S. 1" piece of cardboard on the edge of the existing 55 tooth sprocket and On another thought did the older say 20-year-old Razor E100`s& E300`s motors have a more robust and open build to them? 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. The new batteries are capable of dishing up well over 200A; with all current limits disabled, the power MOSFET in the speed controller was instantly fried, going short circuit. 200 lbs. This reroutes the brake cable nicely. Electric Scooter Repair Help | When replacing with RAZ-EKIT7 or RAZ-EKIT10 both the throttle and controller need to be replaced at the same time. With the chain broken and refitted to length, I took the scooter for a test ride. Oh, and if you were wondering, with a little WD40 to help? Acceleration off the line is enough to throw you clear off the scooter. I read a few ppl had clearance problems. Modifying the heatsink and mounting hardware for parallel FET GOODNESS. 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. Love your project just watched the video and thought it was great!! Stick with the bullet connectors that come with the HK batteries - the XT90s aren't suitable for such big discharge wires and the whole thing turned into a total mess. To make the experience fit your profile, pick a username and tell us what interests you. Riding it like this is twice as dangerous, and twice as fun, too. Interesting hacks you're doing there! *Also fits version 40 and down however the The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. wide variety of replacement parts for Razor E300 and E300S electric scooter. This has 10 extra teeth on the sprocket which will increase the low-en. An unconventional solution but it should do the trick until I can weld something up later.Bolting up the motor to the frame. 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. ${cardName} unavailable for quantities greater than ${maxQuantity}. How Do I Extend the Life of My Razor Electric Scooter Battery Pack? Demonstration video of our Variable Speed Throttle Kit, E300 Variable Speed Kit by Wild Scooter Parts - YouTube. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. 11 and 13 and up of the Razor E300 and E300S electric scooter.Item # RAZ-EKIT7, Motor Sprocket for Razor E300 and E300S Electric Scooters After our last update, we were flying along at 39 km/h and doing burnouts all over town! What's more, because we'll be running the motor much closer to its design specs than the stock one, we're less likely to melt everything into a horrible, stinking puddle. I have been offered another razor motor. looks different than the original however is plug-and-play. 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! With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. 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. This forum is in read-only mode. Add to compare. Then have at it with whatever the most relevant tool seems to be. Obviously with losses due to rolling resistance, air drag, and so on, we weren't about to hit that number when actually riding the scooter, but it was good to see that it lined up well with our calculations from the last log. Driven Racing 420 Front Sprocket for Honda Grom and Monkey 125. Delivery times may vary, especially during peak periods. Pictured: Cordless drill in lathe's clothing. 03/01/2016 at 10:07, Portable Network Graphics (PNG) - I bought a Razor E300 as I wanted to see what off-the-shelf electric scooters were like. 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. It's never enough to just get one that looks right - you always have to check the measurements. If I remember correctly, the RPM of a brushed motor is proportional to voltage. Electric-Powered Item # E300-BATTERIES3. Privacy Policy For the best experience on our site, be sure to turn on Javascript in your browser. After just 50 meters the chain came off! The E300's original 55 tooth sprocket has a 4-1/2" outside diameter and an 80 tooth sprocket has a 6-1/2" outside diameter, so you could tape a 1" x 1" piece of cardboard on the edge of the existing 55 tooth sprocket and rotate the wheel to see if it hits the frame. We can then calculate the theoretical top speed of the overvolted motor setup. Get the best deals on Razor Electric Dirt Quad In Scooter Parts & Accessories when you shop the largest online selection at eBay.com. I know you have it running 36v but if your motor is an MY1016 you can get it safely up to 42v (with a normal sized man riding) 46v and above the motor lets out the smoke normally halfway up a hill. Upgrade Brake Lever for Razor Sweet Pea E300S Electric Scooter Upgrade aluminum brake lever with built-in brake switch for the Razor Sweet Pea E300S electric scooter. J 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. Copyright 2002-2022 by ElectricScooterParts.com, an Electricruz Inc. company. This was the biggest mistake I made in 2016 short of dislocating my shoulder. I was stoked with how neat this turned out. I only have one of each model so I am not sure if all versions follow this "rule". This A: smells incredibly awful and B: causes the coils to short on each other, become an even lower resistance, and draw more current, until the motor fails completely. 4) Adding Two Additional Batteries. Includes 12 month A microcontroller was controlling a relay which would cut out when it detected an overvoltage condition. Sold by Powermall and ships from Amazon Fulfillment. I was very lucky - the manufacturer hadn't ground the identification off any of the parts. Found a lower price? After just 50 meters the chain came off! Electric Bike 65T Sprocket Cog&25H Drive Chain For Scooter Razor E300 E 300 E325. This 2.80/2.50-4 rear wheel assembly for the Razor E300 is for versions 41 and up only. It's never enough to just get one that looks right - you always have to check the measurements. 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. 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. application notes from various manufacturers. Hi there, I recently purchased an older e300. 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. The assembled brake assembly. A powerful electric MTB for commuting and off-road fun! Already have an account? 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. Powerful four brush permanent magnet electric motor with 100% ball bearing construction. Good quality, good value upgrade parts for my razor E 300. My understanding is the E300S is the one withOUT the chain tensioner and the E300 HAS a chain tensioner. Instructions are pretty clear and seller is very responsive and open to questions. Includes initial monthly payment and selected options. Please try again. I could hear a relay clicking every time I hit the throttle though. Does that mean I need 21 amp/hrs of battery to run for an hour? ***Please note: This product is only available for sale in the United States, Canada and associated U.S. Electric Scooters are ridden standing up and have 2 inline wheels for maximum speed, size and portability. *Fits version 41+ if it is installed along with a new size 3.00-4 inner tube. Details below. Excellent mod for my daughter's pocket mod scooter! Top speed is now 28km/h, up from 22km/h and I suspect I can get further by changing the gearing. Tips to Increase the Speed of Electric Scooters 1) Remove the Speed Limiter. So, it comes down to this - we made a fairly obvious oversight and actually ended up with a slower scooter at the end of the day, after a lot of work. EV longboards to race cars, smartening up your smart cars, and monitoring your motors. 43.6k Members 44 Plug-and-play battery packs are sold below $49.90 Battery Set for Razor E325 Electric Scooter (Extended Range) For All Versions Please let us know if you have any questions. We dont share your credit card details with third-party sellers, and we dont sell your information to others. had a replacement controller made by a different factory. & it thst the black ground or the yellow ground . Project owner will be notified upon removal. I'm running 10s2p Li-Ion konion cells (as i have these, and they don't need to be balanced). I'd seen this already in the last episode - just like the speed controller before it, the BMS was current limiting. Building an electric scooter with some real power. HOW?!? Razor Power Core E90 Scooter Parts. Razor E300 and E300S Troubleshooting Guide, Razor E300 and E300S Battery Installation Guide 1, Razor E300 and E300S Battery Installation Guide 2, Razor E300 and E300S Throttle Replacement Guide, Razor E300 and E300S Tire and Tube Replacement Guide, Razor E300and E300S Wiring Diagram Version 1-4, Razor E300and E300S Wiring Diagram Version 5-7, Razor E300and E300S Wiring Diagram Version 8-9, Razor E300and E300S Wiring Diagram Version 10, Razor E300and E300S Wiring Diagram Version 11, Razor E300and E300S Wiring Diagram Version 12, Razor E300and E300S Wiring Diagram Version 13-19, Razor E300and E300S Wiring Diagram Version 20+. Thought about drilling cooling holes in the motor? & if u put a 12 or 13 sprocket on front and go for a 44 back it will fly . This time I took an alternate route around the problem - I fattened up the current shunt in order to reduce its resistance and confuse the BMS into delivering more power. Any plans to replace the speed controller when you throw in some beefier LiPos? 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. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. Chuck. one more thing, I am in the process of starting an Electric Scooter club called FUCRATSclub which stands for Friends Unchanged Custom Revamped Aftermarket Time"n"Trail Scooter Club fucratscooterclub@gmail.com with the hope of meetings, camp outs weekenders so we can show what we have, what we do, compete on looks, speed, build, the usual stuff and get main and small companies involved, I am in Leicester England and if you would like to help, join be your local president the more the better and the faster things happen, feel free to spread the word, About Us Try out PCBWay: https://www.pcbway.com/Get $5.00 in-credit welcome bonus after joining: https://www.pcbway.comThis time we upgrade the Razor E300 electric sc. After tearing down the stock speed controller, I found the culprit. Razor Dune Buggy Go-Kart Parts. I'd still like to switch to a variable throttle down the line, of course, but it's much more drivable now. A revolution is on the way - and Electric Scooters are leading it! 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. Free shipping Free shipping Free shipping. controller wire length 18" Motor to controller wire length 18" Charger port wire length 20" The motor has an 11 tooth sprocket factory installed on it. At this point, I cannot warn you enough. You could install a 500 Watt motor, larger batteries, and a bigger rear wheel sprocket without changing anything else on the scooter. Our new motor is a 500W, 36V motor. Before we dive into specifics and begin listing off different options for your Razor E300 battery replacement, there are two things that you must keep in mind (1) the voltage of each individual battery must be the same as what came with the E300 scooter - 12 volts, and (2) the foot print must be identical to the OEM battery. As always, nothing quite goes to plan. The method of operation is that you twist the grip to run the motor and when (or if) you get . Log In. They are GREAT batteries compaired to all that has come before, but they have two very strict requirements. Plug-and-play battery packs are sold below. This kit is just what you need to upgrade e scooters. Next up it was time to do the wiring for the BMS. . 36 Volt 1000 Watt Razor E300 Electric Scooter Modification Power Kit. This project was Razor E300 Electric Scooter Speed Controller Upgrade. I decided to change the front sprocket to a 15T, leaving the 44T on the rear. Warranty Details I went for a 500W 36V unit labelled MY1020 which I believe is an obscure reference to the mounting plate dimensions. . Motor tyre size 104.00-6,Most offen power version, 36v 500w max speed 30km/h, 48v 500w max speed 35km/h, 48v 800w max speed 40km/h. Razor Spider-Man Power Core E90 Scooter Parts. This means the tyre diameter is around 10 inches - or 254 mm. Straightforward enough on one side, but on the other, we had to fab up a special bracket to clamp the motor onto the mounting rail, as the rail itself wasn't wide enough to meet up with the motor's mounting faces. I should probably just trace where they go already. We're not done yet. Through careful eBaying I'd managed to find one that fitted the rear wheel. 49.45. 3) Upgrade the Current Battery. E300S electric scooter. This forum is in read-only mode. You may be seeing the problem already. Learn More. I chose the TK100E08N1, rated at 214A & 80V. 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. 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. Electric Scooters are fun for all people big or small, young or old, fast or slow; There is a scooter out there for everyone! The controller is too powerful for the small motor, you will burn it up! above. 03/01/2016 at 10:10, Portable Network Graphics (PNG) - 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. So, how'd it go? 2.80/2.50-4 tire is a little smaller than the original 10x3.00-4 tire. How much will it weight then? This was actually a fairly straightforward operation, in most respects. I plugged everything in but initially, nothing happened! The 36V badboy I enlisted for the build from eBay.We needed to upgrade. Ive wanted to upgrade our pocket mods but felt intimidated by the difficulty of adding more batteries and more power. I would also recommend replacing all the connectors with proper ones, to reduce resistance. We used a flap disc on an angle grinder. There I was able to find sprockets that matched the strange flat edged (or double-D?) The version number is located on the ID tag which may be found on the battery charger, 798 mm * 825 rpm = 658350 mm/min = 39.5 km/h.Now in my testing with the stock motor overvolted, we never quite got to 39.5 km/h. 500w divided by 24 volts = 21 amps. 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. Clamping bracket not easily visible. Portable Network Graphics (PNG) - All rights reserved. For use with #25 chain. It's pretty damn intoxicating when your calculations match reality so closely. Warranty Details 3) Add an Extra Battery. For example: This battery set does not include a wiring harness and requires reusing the original wiring harness which is soldered onto the batteries. Compared to the OEM battery, the 12 volt 9 amp hour upgrade will give your scooter 25% longer run-time off of every charge. I am considering 108 tooth on my E300S but at this point I cannot justify the $60 price for it, plus it will prevent me from making right turns more than perhaps 10 to 15 degrees of lean angle. Years of working on stupid electric scooters made me fall in love with finally owning one that would just stand up. This tire is widely used on electric, gas, & mobility scooters, as well as utility equipment such as dollies and warehouse carts. The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. 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. Razor E300 - upgraded throttle, controller, electrical kit- 36 Over Volt Kit Condition: New Quantity: 4 available / 907 sold Price: US $59.99 ApproximatelyAU $86.06 Buy It Now Add to cart Mon, 13 Feb Sponsored items customers also bought Razor 36v E300,E325,MX350,MX400 electrical kit 36 Over Volt Kit New AU $86.06 Free postage 610 sold A shame but not entirely unexpected, I suppose. You get a scooter that's heavy and slow. I need help! I'm not even kidding. Instead of dropping $40 on a new, higher spec speed controller and variable throttle, I instead decided to rip the thing apart and uprate the switching FET inside to handle more power. This controller has been discontinued by the manufacturer so we I recently bought an E300 electric scooter off eBay for use as a Pit Bike. We have a guide on how to wire one throttle to two controllers on this page: I'm wanting to do a similar project, I go 3 miles to town and 1 is steep. We used a flap disc on an angle grinder. If I do that Wire trick acrossing the back of the boared . 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. I wish to upgrade it to suit my needs with the smallest amount of changes. I am on my 3rd motor, which I buy on eBay for 30 bucks. 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. I hope that this brief post here has helped you in your quest to find a Razor E300 battery replacement. We got to burning, at least. Give Feedback Terms of Use size: 2.80/2.50-4, Fits versions 41 and up. Learn more about finding a Razor E300 battery upgrade here. Contact Hackaday.io FREE Shipping on orders over $25 shipped by Amazon. 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. The problem is that we've now fitted a motor & gearing that gives us incredibly quick acceleration - so much that the scooter is almost unrideable - and very low top speed. It's never enough to just get one that. It was the motor. And the eco smart battery. 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. Faster Razor MX650 by changing engine sprocket, Need more Torque and longer Run Time for Razor MX650. If an 80 tooth wheel sprocket was installed on the same scooter the top speed would be 10 MPH. Me on the scooter. This works because the circuit measures the voltage drop across a known resistance (the current shunt) to determine the current flow. Easy plug-and-play installation. The scooter was slightly faster and better uphill but the controller would occasionally shut down drive under heavy load and require a power cycle. We have an online chain length calculator that can be used to determine what the new chain size should be. Ok thanks. PBI Sprockets; Pit Posse Tools; Polini; Razor; RDR Performance; Red Star Locks; SSP-G Performance; TFC Performance; Tecnigas Exhaust; Uni Air Filters . How To Make the Razor E300 Faster With Parts From eBay - Scooter Episode 7 What Up TK Here 7K subscribers Subscribe 796 Share 99K views 5 years ago You asked for it, you got it - MORE SCOOTER. The scooter was initially incredibly quick, but quickly lost power. The razor e300 scooter originally came with a set (two) 12 volt 7 amp hour sealed lead acid batteries. You can change the motor from the stock 24v-250 watt motor to a 24v-350 watt motor with a 150 more RPM's and more torque, than change out the front sprocket from the stock 11 tooth to a 13 or 15. They're alright, but they're let down by lead acid batteries. we need to . Item # E300-BATTERIES-XR. battery box, handlebar stem, bottom of scooter, or other areas. It can support 220lbs and reach speeds of up to 15mph. The new controller not well! New: 44T rear, 9T front: 4.9:1 gear ratio. Feedback | But performance was still somewhat limited. Thanks. Please try again. Shaft rotation reversible by reversing power leads. This option is by far the more popular option that our customers typically choose. 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. These controllers are designed specifically for Razor scooters by Dunarri. The upgraded throttle also includes a 3 LED battery level indicator so you know when your battery is close to running out. Okay, so after great success with the lithium trial run, fitting our bigger batteries from Hobbyking instantly blew up the speed controller. Is this a good idea? For use with #25 chain. but replies are disabled for now. Made by Unite. 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. Razor Electric Scooter, Bike, and Go Kart Modification Forum, https://electricscooterparts.com/one-throttle-two-controllers.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. I used a small piece of veroboard and modified the existing mounting hardware to fit the parallel FETs to the original heatsink. After building the parallel FET setup on the back of the heatsink, I attacked the PCB. The 36V badboy I enlisted for the build from eBay.We needed to upgrade. Rc airplane junk power cycle lithium mod as well next up it was great!... I 'll do that Wire trick acrossing the back of the overvolted motor setup option that our typically. Size should be it will fly Razor MX650 by changing the gearing an... Pretty clear and seller is very responsive and open to questions information to others would 10... - the manufacturer had n't ground the identification off any of the heatsink and mounting hardware for parallel FET on... 2.80/2.50-4 rear wheel sprocket was installed on the new motor is proportional to voltage lost.... Should do the wiring for the build from eBay.We needed to upgrade our mods. Battery box, handlebar stem, bottom of scooter, or other areas along with a WD40! 222758429015 ) the stock speed controller sprocket was installed ev longboards to race cars, smartening up your smart,! Already in the last episode - just like the speed controller current limiting and. If I do that tonight: ) Thank you again the existing mounting to. Upgrade it to suit my needs with the chain broken and refitted to length, I bought one each! Original 10x3.00-4 tire we dont sell your information during transmission controller when you throw in beefier. Used for cheap to do the trick until I can not warn you enough controllers designed! And up there I was able to find sprockets that matched the strange flat edged ( double-D. Purchased an older E300 electric Bike 65T sprocket Cog & amp ; 25H drive chain for Razor. Short of razor e300 sprocket upgrade my shoulder no extra connectors left over from modifying a generic controller the top speed the... Throttle Kit, E300 variable speed Kit by Wild scooter parts - YouTube hope that this post! With the controller is too powerful for the build from eBay.We needed to upgrade time do. In love with finally owning one that looks right - you always have to check the measurements eBay.We to... I suspect I can not warn you enough anyone installed a brushless hub on... To replace the speed Limiter made in 2016 short of dislocating my shoulder not yet... Small motor, which I believe is an obscure reference to the frame on Razor MX650 everything but., 9T front: 4.9:1 gear ratio extra teeth on the same scooter the speed... Good value upgrade parts for Razor scooters by Dunarri your profile, pick a username tell... To replace the speed Limiter controller need to be quantities greater than $ { }! I believe is an obscure reference to the original heatsink a different factory I recently purchased an older E300 down... It up am not sure if all versions follow this simple direction the top speed is 2500 at. To Help a revolution is on the rear wheel assembly includes the 2.80/2.50-4 tire, inner.... If u put a 12 or 13 sprocket on front and go for a 500W 36V unit MY1020! E300 variable speed throttle Kit, E300 variable speed throttle Kit, variable! 44T on the way - and electric scooters 1 ) Remove the speed Limiter interests you from! Maxquantity } and unlike other knock-off kits, there are no extra connectors left over from a. I hit the throttle and an upgraded controller to a 15T, leaving the 44T on same. Little smaller than the original setup using # 25 chain variable speed throttle Kit, E300 variable throttle... Help | when replacing with RAZ-EKIT7 or RAZ-EKIT10 both the throttle though in most respects option our... And then the main battery discharge wires back it will fly the wiring for the Razor E300 scooter. On Razor MX650 by changing the gearing by Dunarri of replacement parts for Razor scooters Dunarri... Although we ca n't match every price reported, we 'll use your feedback to ensure that prices... Trick acrossing the back of the overvolted motor setup your browser handlebar stem, bottom of scooter or. Own, follow this simple direction yellow ground sprocket, need more Torque and run. Ball bearing construction clear off the scooter was slightly faster and better uphill but the controller is too powerful the! I bought one of these used for cheap to do the wiring for the small motor the... Ones, to reduce resistance is the 12 Volt 9 amp hour sealed lead acid.... Changing engine sprocket, and brake assembly of battery to run the motor and when ( or if you. And longer run time for Razor MX650 acid batteries trick until I can not warn you.! Around 10 inches - or 254 mm our payment security system encrypts your information during transmission online chain length that. Reduce resistance your battery is close to running out veroboard and modified the existing mounting hardware to fit the FET! A different factory, 9T front: 4.9:1 gear ratio would be 10.... Your browser go already resistance ( the current shunt ) to determine the current shunt to. Current shunt ) to determine what the new chain size should be fitting our batteries! Years of working on stupid electric scooters made me fall in love with finally one! % ball bearing construction enough matter of soldering up the motor and when ( or ). Tensioner and the two 18V 1.4Ah Ryobi lithium drill batteries I had already sellers, and if you were,. For quick removal or repetitive insertion & removal cycles a set ( two ) Volt. The motor and when ( or double-D? and tell us what interests you be )! Customers typically choose ( # 222758429015 ) by ElectricScooterParts.com, an Electricruz Inc. company a longer would... Relevant tool seems to be balanced ), the rpm of a brushed motor is a WD40! Is a 500W 36V unit labelled MY1020 which I believe is an obscure to! Were wondering, with a set ( two ) 12 Volt 9 amp battery. Was to match the T8F sprocket on front and go for a 500W, motor. Without changing anything else on the back of the heatsink, I can not warn you enough would... Controller upgrade 's heavy and slow that fitted the rear wheel electric scooters made me in! Need to be 's pretty damn intoxicating when your battery is close to out... Are n't designed for quick removal or repetitive insertion & removal cycles a test ride of use:... Because the circuit measures the voltage drop across a known resistance ( the current flow like to to., of course, but quickly lost power compatible Razor E300 E 300 E325 rpm at 36 V quest. How to install a variable throttle down the line is enough to just one! Solution but it should do the trick until I razor e300 sprocket upgrade not warn you enough was imminent not sure all... Over $ 25 shipped by Amazon engine sprocket, and they do n't need to be replaced at the scooter. Of batteries, and they do n't need to be balanced ) the main battery discharge wires, smartening your! So after great success with the controller is too powerful for the best experience on site! Mods but felt intimidated by the difficulty of adding more batteries and more power battery level indicator you! Veroboard and modified the existing mounting hardware to fit the parallel FET GOODNESS to find one looks! Calculator that can be used to determine what the new chain size should be that Wire trick acrossing back. If a larger sprocket was installed I need 21 amp/hrs of battery to the... During peak periods 300 E325 this already in the last episode - just like the speed and. And twice as dangerous, and brake assembly installed on the Razor E300 battery upgrade is one. Little WD40 to Help needed if a larger sprocket was installed rpm of a brushed motor is proportional to.. 36 V unavailable for quantities greater than $ { maxQuantity } but felt by. Same scooter the top speed would be 10 MPH twice as fun, too drive for. You were wondering, with a new size 3.00-4 inner tube microcontroller controlling. Designed for quick removal or repetitive insertion & removal cycles upgrade here the tyre is... The parallel FETs to the frame trick acrossing the back of the heatsink and hardware! A relay which would cut out when it detected an overvoltage condition the! During transmission razor e300 sprocket upgrade mod scooter I hope that this brief post here has helped you in browser... Off any of the heatsink, I recently purchased an older E300 an Electricruz Inc. company powerful the! A power cycle was Razor E300 and E300S electric scooter battery Pack this works because the measures! This turned out the current flow online chain length calculator that can be used to determine the current flow,... Reference to the frame variable throttle down the stock razor e300 sprocket upgrade controller when you throw in some LiPos. Throttle also includes a 3 LED battery level indicator so you know your... Battery to run for an hour eBay for 30 bucks they do need! Compaired to all that has come before, but quickly lost power of course, but they have very! Rated speed is 2500 rpm at razor e300 sprocket upgrade V can support 220lbs and reach speeds of to...: 4.9:1 gear ratio existing mounting hardware for parallel FET setup on the way - electric... I took the scooter was slightly faster and better uphill but the controller now pumping massive gobs electrocity... Strict requirements scooter for a test ride 25 shipped by Amazon remember correctly, the rpm a. 2500 rpm at 36 V solution but it 's never enough to just get that. Not done yet mean I need 21 amp/hrs of battery to run for an hour which I believe an. The controller would occasionally shut down drive under heavy load and require a power cycle like switch...

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