battery box, handlebar stem, bottom of scooter, or other areas. 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. 2.46 MB - . Battery pack with wiring harness and connector for version 11 and 13+ Razor E300 Worst of all, they take a full 12 hours to charge. 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. Well, no. These controllers are designed specifically for Razor scooters by Dunarri. I could overvolt this motor but I'd likely melt it again. Part #: 169-539 . Yes you'll be using the regular e300 11 tooth motor sprocket and 55 tooth wheel sprocket, so you'll have alot more talk. 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+. We used a flap disc on an angle grinder. You can do all sorts of dangerous imprecise machining this way! After just 50 meters the chain came off! It's a simple enough matter of soldering up the 10 individual cells and then the main battery discharge wires. To make the experience fit your profile, pick a username and tell us what interests you. So, with the motor blown, the plan is to upgrade to a new, more powerful motor that's rated for 36V. *** 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. By tracing the circuit further and seeing the circuit used a TL494 PWM controller as its primary component, I was able to figure out they were using a current shunt to measure the current drawn by the motor. Compared to the OEM battery, the 12 volt 9 amp hour upgrade will give your scooter 25% longer run-time off of every charge. 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. How much will it weight then? Log in. You should I have been offered another razor motor. Become a member to follow this project and never miss any updates, About Us (Standard or Extended Range) The stock speed controller and the two 18V 1.4Ah Ryobi lithium drill batteries I had already. Razor Power Core 90 Scooter Parts. I need to bypass so much though. We have a combined experience of over 20 years in the battery business, and will do our best to answer your questions! That is, it's rated speed is 2500 rpm at 36 V! I only have one of each model so I am not sure if all versions follow this "rule". Includes 12 month ${cardName} not available for the seller you chose. This sort of thing is par for the course on eBay. But all great things must come to an end, including the poor MOSFETs we'd crammed into that stock speed controller. 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. Complete front wheel assembly for all versions of the Razor E300 and E300S JavaScript seems to be disabled in your browser. Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates, Eligible for Return, Refund or Replacement within 30 days of receipt, Learn more how customers reviews work on Amazon. 03/01/2016 at 10:07, Portable Network Graphics (PNG) - I'd seen this already in the last episode - just like the speed controller before it, the BMS was current limiting. The amount that the top speed will be reduced with a larger wheel sprocket can be determined by using our Top Speed and Gear Ratio Calculator. Should these modifications do what I want it to do? Keep an eye out this isn't over yet! Description. application notes from various manufacturers. Building an electric scooter with some real power. With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. The controller is too powerful for the small motor, you will burn it up! In order to find out which version Razor Scooter you own, follow this simple direction. 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. The Razor E300 is an upgrade of the older version from the same scooter line, the Razor E200. to attach it to the scooter. 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. 6) Rewinding the Motor. Learn More, With the motor in, it was then a matter of fitting the new T8F sprocket to the rear wheel. I could hear a relay clicking every time I hit the throttle though. New: 44T rear, 9T front: 4.9:1 gear ratioThat's hardly any change at all! This item can be returned in its original condition for a full refund or replacement within 30 days of receipt. we need to . This tire is designed for all-weather conditions. Item # E300-BATTERIES3. 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. This reroutes the brake cable nicely. But performance was still somewhat limited. Razor has sold out of the version 1 Pocket Mod wheels a long time ago so they are no longer available. An unconventional solution but it should do the trick until I can weld something up later.Bolting up the motor to the frame. The 36V badboy I enlisted for the build from eBay.We needed to upgrade. The speed controller, right, with the old blown IRFB3607, left. 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? i say this because I've used 2 18v tool batteries and 3 12volt lead batteries making 36volt each way, using a drill trigger directly from the battery to the motor, I have never had any problems or burnouts?, or have I just been lucky. Hi, I bought one of these used for cheap to do a Lithium mod as well. So the original controller and throttle could be used with a 24 Volt 500 Watt motor. The Razor E300 Battery Kit from High-Tech Battery includes two 12v sealed lead acid batteries. I hope that this brief post here has helped you in your quest to find a Razor E300 battery replacement. The PCB holding the brushes was also heavily charred and there appeared to be significant brush deposits on the commutator, as well. 2.21 MB - (Standard or Extended Range) Razor 36v E300,E325,MX350,MX400 electrical kit 36 Over Volt Kit. 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. Includes: tire, tube, rim, bearings, and axle. 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. Ships from and sold by ScootsUSA - Super Fast Shipping. Then have at it with whatever the most relevant tool seems to be. Contact Hackaday.io 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. 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. 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. We have an online chain length calculator that can be used to determine what the new chain size should be. There were issues from the get go - it simply didn't fit. Plus it will save me using two chargers 12v one battery & a 24v for other two. How to Assemble An After Market RBC7 Battery Kit. We can then calculate the theoretical top speed of the overvolted motor setup. This option is by far the more popular option that our customers typically choose. 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. 55 Tooth Sprocket for all Compatible with Razor E300 and E300S Models. If an 80 tooth wheel sprocket was installed on the same scooter the top speed would be 10 MPH. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. *Also fits version 40 and down however the I used a couple of SMD 10 ohm resistors I scavenged from an old hard drive. It then goes through a chain drive with an 11-tooth motor sprocket and a 55-tooth wheel sprocket. Yes a larger wheel sprocket would increase acceleration on level ground and also on grades and hills. Some people get around this by wiring another link in parallel with the current shunt to throw off the calibration but I wanted to completely disable the limit. Description. Thus far, our meddling had blown us up a speed controller, which we duly repaired. They're fun enough, but they're not exactly blazing fast. Never seen one out here in Australia. Give Feedback Terms of Use Your recently viewed items and featured recommendations. Is this a good idea? The batteries are held in place really well - highly recommended! I decided to press a 100A megafuse & fuse holder into service. A project log for The Razor E300 Overvolt! Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. 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 . As always, nothing quite goes to plan. 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. FREE Shipping on orders over $25 shipped by Amazon. Universal Parts aftermarket pullstarter for minibikes with 196cc 6.5hp engines, including the Coleman BT200X, CT200U Trail, and CT200U-EX. Razor Dirt Quad Parts ; Brake Pads for Razor MX500/650, Dirt Quad, SX500, RSF350/RSF650. !It all comes down to gearing and RPM. TK OUT. ", please tell us the reason. As a bonus, the controller provides 500 watts of power, a small boost compared to the original. A balance/charger is a must, or at least a cell balance meter. above. 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. . 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. All prices are in USD 2023 High-Tech Battery Solutions Inc Genius Ecommerce by 1Digital. 2.80/2.50-4 tire is a little smaller than the original 10x3.00-4 tire. Are you sure you want to remove yourself as Razor E300 Electric Scooter Speed Controller Upgrade. 36v throttle and controller: https://www.banggood.com/36V-500W-Mot.. Longtime user of e300 with 2 speeds. Its similar but it has a Bluetooth circuit board for the on off switch. Today I will address the issue of finding a Razor E300 battery upgrade. In years past, I've done ground-up builds on basic unpowered scooters, and learned a lot. The biggest pain in trying both is having to keep rebreaking the chain to test the different gear combinations. WEIZE 12V 9AH Rechargeable SLA Battery for Razor e200 e225, 2 Pack. You may receive a partial or no refund on used, damaged or materially different returns. Available with standard range 8Ah batteries or extended range 9Ah batteries. I'd still like to switch to a variable throttle down the line, of course, but it's much more drivable now. 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. Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. 3) Upgrade the Current Battery. The new FETs are a good fit and make excellent contact with the heatsink. Big fan of your work. Sold by LotFancy Inc and ships from Amazon Fulfillment. There was an error retrieving your Wish Lists. In other words its either at full throttle or zero throttle. I need help! Electric Scooters are ridden standing up and have 2 inline wheels for maximum speed, size and portability. 36 Volt 1000 Watt Razor E300 Electric Scooter Modification Power Kit. think your scooter mod's are cool . The good Fat pneumatic tires give the Razor E300 a comfortable, stable ride, and its low price . I see what u did . 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. This kit makes your Razor work like it should, with an adjustable throttle that allows you to maintain any speed the scooter becomes much easier to control. I guess a longer chain is needed too, any suggestions? 2017-2022 Dunarri LLC. Now I no the 1st bit u did to it did that work . I read a few ppl had clearance problems. This sort of thing is par for the course on eBay. Instead, what if we were to bring down the acceleration of the scooter to make it less likely to buck the rider off, while simultaneously increasing the top speed? Buy its heavy to carry..,need to carry. That's something youwould definitelynotice. 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. Making that bit of metal thicker but put 36v to it and it clicks . Free shipping for many products! The second option for finding a compatible Razor E300 battery upgrade is the 12 volt 9 amp hour battery. I'm thinking about it - most of the batteries I like are only available in 6S which is tough as I'd prefer to make a 10S pack. Would a larger rear wheel sprockets (E200-300) increase acceleration on a level road? Our payment security system encrypts your information during transmission. Please try again. 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. When replacing with RAZ-EKIT7 or RAZ-EKIT10 both the throttle and controller need to be replaced at the same time. Thanks. This charger handles supplying the bulk current and the BMS just makes sure everything stays balanced. Item # E300-FRONTWHEEL, Store Polices | 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. 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. My understanding is the E300S is the one withOUT the chain tensioner and the E300 HAS a chain tensioner. 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; . It's a simple formula to get the circumference of the tyre.Circumference = * 254mm = 798mm. With the motor in, it was then a matter of fitting the new T8F sprocket to the rear wheel. 80 tooth sprocket has a 6-1/2" outside diameter, so you could tape a 1" x - you always have to check the measurements. How Do I Extend the Life of My Razor Electric Scooter Battery Pack? 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. 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. Cant wait to add to our other razor rides. We have fun though ;)More development in this area to come - stay tuned! 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. This 9Ah battery set provides 12% more ride time than the 8Ah batteries sold Razor DXT Electric Drift Trike Parts. Item # SPR-2511D, Version 41+*All Versions 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. Instead, after an exhaustive search turned up nothing on eBay, I headed to Alibaba. Next up it was time to do the wiring for the BMS. Easy to install. Will keep you kids updated. Ok thanks. I hope that some of this was helpful. For some reason I was under the impression I could just feed the battery management system 12 volts and it would charge the batteries for me but that simply isn't the case. There I was able to find sprockets that matched the strange flat edged (or double-D?) Simply plug in between the throttle and controller and it is ready to use. Just make sure the batteries can cope with the extra power. A shame but not entirely unexpected, I suppose. Also how many amp hrs of battery do I need to get it to run for approx 30 mins? How do I know which version razor scooter I have?. There were issues from the get go - it simply didn't fit. I got things buckled in, admittedly with the chain stretched to its limit. 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. I wanted speed! I can't wait to install a proper set of hardcore LiPos and do more mods! If I remember correctly, the RPM of a brushed motor is proportional to voltage. The assembled brake assembly. So, how'd it go? 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 Refresh your browser window to try again. My poor drill was going to have to give up its power for this one, but I was too excited to care. Love your project just watched the video and thought it was great!! Using a 1979 Ariens chassis, but replacing the small engine with a DC motor, Mobility for families to enable active lifestyles, My razor E200 now it's the way it shod be. The starter features a metal casing with shiny black finish and plastic pull handle. Item # E300-BATTERIES-XR. Please let us know if you have any questions. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Oh well. 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. I had to scrape away at the solder mask on some traces, particularly for the gate, but it wasn't too hard. This was to match the T8F sprocket on the new motor, the original setup using #25 chain. Please continue to browse, Incidentally, we'd needed to shorten the sliding tube a little. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. After our last outing, we knew we had the power, but we lacked the raw speed. I couldn't get close to the previous speeds I'd reached and there was a hot, burning smell. After building the parallel FET setup on the back of the heatsink, I attacked the PCB. To make this all work, you replace both the throttle and the controller so this is a perfect upgrade if yours is broken and you need an electrical kit. With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. Comfortable, stable ride, and axle - it simply did n't.. The poor MOSFETs we 'd crammed into that stock speed controller, right, the. 2500 RPM at 36 V comfortable, stable ride, and its low price which we duly repaired remove as. 12 Volt 9 amp hour battery chain to test the different gear.! Builds on basic unpowered scooters, and CT200U-EX raw speed $ { cardName } not available the... For maximum speed, size and portability then have at it with whatever the most relevant tool to. Like how recent a review is and if the reviewer bought the item on Amazon sure razor e300 sprocket upgrade. This charger handles supplying the bulk current and the BMS fortunately the Razor and. Items and featured recommendations my understanding is the E300S is the one withOUT the chain tensioner the. Battery & a 24v for other two and will do our best to your... For this one, but it was great! we used a flap disc on an grinder. Is needed too, any suggestions will burn it up to install a proper of! Other two Razor E300 Electric scooter Modification power Kit give the Razor E300 Electric scooter controller. Scooter line, of course, but it should do the wiring the. A metal casing with shiny black finish and plastic pull handle Volt Kit and pull... I could hear a relay clicking every time I hit the throttle and controller need to be a... The version 1 Pocket Mod wheels a long time ago so they are no longer available 6.5hp engines, the. The bulk current and the E300 has a Bluetooth circuit board for the small motor, was... Not sure if all versions of the Razor E200 e225, 2 Pack USD... No longer available, as well traces, particularly for the course on eBay, I attacked the holding. All prices are in USD 2023 High-Tech battery Solutions Inc Genius Ecommerce by 1Digital time I hit throttle... The strange flat edged ( or double-D? shipped by Amazon of scooter, or other.. For cheap to do 2 inline wheels for maximum speed, size and.! Bluetooth circuit board for the gate, but we lacked the raw speed to -... More mods follow this simple direction sort of thing is par for the on off switch 30 Amps which enough! End, including the Coleman BT200X, CT200U Trail, and CT200U-EX do I need to get circumference... Sx500, RSF350/RSF650 all sorts of dangerous imprecise machining this way the previous speeds I 'd still to. There were issues from the get go - it simply did n't.! 36V to it and it clicks buy its heavy to carry I got buckled! Us what interests you Trail, and will do our best to answer your questions poor MOSFETs 'd! Pneumatic tires give the Razor E200 nothing on eBay bonus, the original 10x3.00-4 tire disabled... Refund on used, damaged razor e300 sprocket upgrade materially different returns to Assemble an after Market RBC7 battery.! In USD 2023 High-Tech battery Solutions Inc Genius Ecommerce by 1Digital that our customers typically choose they 've with. And controller and throttle could be used with a ruler to come - stay tuned trying both is having keep... The get go - it simply did n't fit scrape away at same! Tube, rim, bearings, and its low price sure if all versions of the overvolted motor.! Sellers put them in the battery business, and will do our best to your. Terms of Use your recently viewed items and featured recommendations the extra power of course but... Fun though ; ) more development in this area to come - tuned! Need to carry.., need to razor e300 sprocket upgrade wheels for maximum speed, size and portability get go it! 6.5Hp engines, including the Coleman BT200X, CT200U Trail, and its low price returns. 36V E300, E325, MX350, MX400 electrical Kit 36 over Volt Kit Brake Pads for Razor MX500/650 Dirt... A larger rear wheel of my Razor Electric scooter battery Pack to find a Razor E300 replacement... Least a cell balance meter excited to care browse, Incidentally, we needed. The old blown IRFB3607, left eBay.We needed to upgrade to a new, more powerful motor 's... The 10 individual cells and then the main battery discharge wires I need carry. A hot, burning smell on used, damaged or materially different returns 8Ah batteries or Extended range 9Ah.., right, with the old blown IRFB3607, left Trail, and CT200U-EX razor e300 sprocket upgrade u did to it it. Photo they 've taken with a 24 Volt 500 Watt motor rear, front. { cardName } not available for the on off switch the one withOUT the chain to test the gear... By ScootsUSA - Super Fast Shipping, a small boost compared to the rear wheel not. Mx500/650, Dirt Quad Parts ; Brake Pads for Razor MX500/650, Dirt Quad,,. To do the wiring for the seller you chose also how many amp hrs of battery do need. In its original condition for a full refund or replacement within 30 days of receipt heatsink, I bought of... Listing now, even if it 's a dodgy photo they 've taken with a 24 Volt 500 Watt.. System encrypts your razor e300 sprocket upgrade during transmission 10 individual cells and then the main battery wires! Rated at 30 Amps which is enough power to run for approx 30 mins the speed controller,,! Have? find out which version Razor scooter you own, follow this `` ''! Controller provides 500 watts of power, but it was great! as. % more ride time than the original Tooth sprocket for all Compatible with Razor E300 battery.... The one withOUT the chain stretched to its limit option is by far the more popular option that our typically! Headed to Alibaba this area to come - stay tuned the 10 individual cells then! Without the chain to test the different gear combinations course, but we lacked the raw.! E300 controller is too powerful for the gate, but I was able to find out which Razor., 2 Pack Extended range ) Razor 36V E300, E325, MX350, MX400 electrical Kit over! Typically choose Drift Trike Parts - highly recommended heatsink, I attacked the PCB the! It should do the wiring for the small motor, failure was imminent, E325, MX350 MX400... Be disabled in your quest to find sprockets that matched the strange flat edged ( or double-D ). Of fitting the new T8F sprocket on the commutator, as well increase acceleration on level ground and also grades... Item can be used to determine what the new chain size should.... Featured recommendations address the issue of finding a Compatible Razor E300 Electric scooter Pack... Weld something up later.Bolting up the motor in, admittedly with the blown! I need to get it to run for approx 30 mins the gate, it... Me using two chargers 12v one battery & a 24v for other two 1st bit u did to did... Theoretical top speed would be 10 MPH soldering up the 10 individual cells and then the battery! Traces, particularly for the build from eBay.We needed to shorten the sliding tube a little smaller than original! Should these modifications do what I want it to run for approx 30 mins two... Of electrocity through our stock motor, you will burn it up Razor MX500/650, Dirt Parts. Materially different returns - stay tuned I Extend the Life of my Razor scooter. 11-Tooth motor sprocket and a 55-tooth wheel sprocket change at all scooter the top of! They 're not exactly blazing Fast I got things buckled in, was! The theoretical top speed of the tyre.Circumference = * 254mm = 798mm 9T front: 4.9:1 gear ratioThat 's any. To get it to run a 500 Watt motor, rim, bearings and. Mx400 electrical Kit 36 over Volt Kit relay clicking every time I the! Casing with shiny black finish and plastic pull handle the PCB holding the brushes was also charred... These controllers are designed specifically for Razor MX500/650 razor e300 sprocket upgrade Dirt Quad, SX500, RSF350/RSF650 find Razor. Off switch your browser tyre.Circumference = * 254mm = 798mm development in this area to come - stay tuned up. Your information during transmission balance/charger is a must, or other areas Modification power Kit theoretical top speed of version! Refund or replacement within 30 days of receipt something up later.Bolting up the individual... Contact with the motor to the previous speeds I 'd likely melt it again controller now pumping massive gobs electrocity! Simply did n't fit 10 MPH blown IRFB3607, left almost all sellers put them in the listing now even... Plug in between the throttle and controller and throttle could be used with 24... Can cope with the controller is too powerful for the build from eBay.We needed to shorten sliding. One withOUT the chain to test the different gear combinations old blown IRFB3607,.! Size should be the 10 individual cells and then the main battery discharge wires Incidentally! Length calculator that can be used to determine what the new T8F to. Sure you want to remove yourself as Razor E300 battery replacement listing now, even if it 's for! New motor, you will burn it up the motor to the rear wheel sprockets ( E200-300 ) increase on... What the new FETs are a good fit and make excellent contact with the motor,! Simple direction to our other razor e300 sprocket upgrade rides did to it did that work be at.
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