Longtime user of e300 with 2 speeds. But I'd ignored something that should have been blatantly obvious. we need to . It also analyzed reviews to verify trustworthiness. . I'm not even kidding. AND IT WORKED. This 2.80/2.50-4 rear wheel assembly for the Razor E300 is for versions 41 and up only. 6) Rewinding the Motor. See more product details Consider this Amazon's Choice product that delivers quickly Amazon's Choice This means the tyre diameter is around 10 inches - or 254 mm. Qii lu Rear Chain Sprocket, 25H 55T Rear Chain Sprocket Fit, Price: The item was accurately described and shipped quickly. 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. These controllers are designed specifically for Razor scooters by Dunarri. 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. Amounts shown in italicized text are for items listed in currency other than Canadian dollars and are approximate conversions to Canadian dollars based upon Bloomberg's conversion Perfect service! Battery pack with wiring harness and connector for version 1-4 Razor E300 and The motor ended up burning out into a hot, awful mess which made my rather small but comfortable home smell acrid for weeks. This controller has been discontinued by the manufacturer so we This forum is in read-only mode. With the controller now pumping massive gobs of electrocity through our stock motor, failure was imminent. 0. E300's original 55 tooth sprocket has a 4-1/2" outside diameter and an Electric-Powered 55 Tooth Sprocket for all Razor E300 and E300S Models. based on your interests. Free shipping for many products! 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; . Use a mini screwdriver to adjust the top speed from 0-100% and anywhere in between. It's a simple enough matter of soldering up the 10 individual cells and then the main battery discharge wires. We used a flap disc on an angle grinder. This works because the circuit measures the voltage drop across a known resistance (the current shunt) to determine the current flow. 55 Tooth Sprocket for all Compatible with Razor E300 and E300S Models. Includes 12 month battery replacement warranty. 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 have been offered another razor motor. The new controller Cheers! hey man. You could install a 500 Watt motor, larger batteries, and a bigger rear wheel sprocket without changing anything else on the scooter. REAR DRIVE WHEEL SPROCKET 55 TOOTH #25 CHAIN RAZOR E300. 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. Read manuals, find replacement parts, and information on repairs now. It was time to try and get this thing burning down the street with its new batteries. I ran the chain length calculator using the E300's original 96 link chain and 55 tooth wheel sprocket and found that with an 80 tooth wheel sprocket it would need a 112 link chain. To make the experience fit your profile, pick a username and tell us what interests you. After our last update, we were flying along at 39 km/h and doing burnouts all over town! Plus it will save me using two chargers 12v one battery & a 24v for other two. and last updated 5 years ago. 2.21 MB - battery replacement warranty. Then have at it with whatever the most relevant tool seems to be. That was easy enough to bypass - a simple heavy wire link across the relay terminals got things moving! They struggle up a pretty basic hill with an adult rider and don't last long either. 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; . Razor E300 E200 Dirt Quad Pocket Mod Variable Speed Kit Throttle ONLY Upgrade. This was to match the T8F sprocket on the new motor, the original setup using #25 chain. 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. Thus far, our meddling had blown us up a speed controller, which we duly repaired. All prices are in USD 2023 High-Tech Battery Solutions Inc Genius Ecommerce by 1Digital. All rights reserved. Interesting hacks you're doing there! New New New. It's never enough to just get one that looks right - you always have to check the measurements. Please let us know if you have any questions. These restrictions will drastically narrow down the options of sealed lead acid batteries to choose from - mainly to two. An improvement, but not enough. I know that there doesn't seem to be a replacement available for Version 1. I used a couple of SMD 10 ohm resistors I scavenged from an old hard drive. This tire is designed for all-weather conditions. The TL494 uses this input to then alter the PWM output to limit the current to a maximum safe value. 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. FREE Shipping on orders over $25 shipped by Amazon. For use with #25 chain. 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. Love your project just watched the video and thought it was great!! 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? I'm running 10s2p Li-Ion konion cells (as i have these, and they don't need to be balanced). I can't wait to install a proper set of hardcore LiPos and do more mods! I have not modified a Razor E300 scooter with an 80 tooth wheel sprocket before so I do not know if there would be a clearance issue or not. But I need help on this . Through careful eBaying I'd managed to find one that fitted the rear wheel. This is a great vehicle for me to get around with because I live in an area with low foot traffic, plenty of footpaths, and awful road traffic. Already have an account? If I remember correctly, the RPM of a brushed motor is proportional to voltage. Any plans to replace the speed controller when you throw in some beefier LiPos? Item # E300-BATTERIES3. 49.45. They can't be over charged, and they can't be under discharged. The 36V badboy I enlisted for the build from eBay.We needed to upgrade. 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. We got to burning, at least. A project log for The Razor E300 Overvolt! Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. Is there a wheel that will fit from those that are available now? You are about to report the project "The Razor E300 Overvolt! This tire is 1" taller and 1/2" wider than the original version 41+ tire. Faster Razor MX650 by changing engine sprocket, Need more Torque and longer Run Time for Razor MX650. How I bypassed the current limit on the TL494. Single speed throttle and speed controller (control module) kit for version We still aren't going fast enough. - you always have to check the measurements. Love the project. and It was the motor. Csn u tell me is the frame to the e300 bigger then the E200. I wanted speed! Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. The batteries are held in place really well - highly recommended! Please try again. 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. With the chain broken and refitted to length, I took the scooter for a test ride. 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. 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. To hit our target speed, I'm probably going to want to choose the 15T sprocket. & it thst the black ground or the yellow ground . 03/01/2016 at 10:07. 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 . Also how many amp hrs of battery do I need to get it to run for approx 30 mins? Razor has sold out of the version 1 Pocket Mod wheels a long time ago so they are no longer available. Thanks in advance. The stock bracket location meant the brake line was in the way of the motor, too. 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+. Easy to install. A longer chain would be needed if a larger sprocket was installed. I don't mind doing a bit of "kicking" on the big hills. The method of operation is that you twist the grip to run the motor and when (or if) you get . Thanks again for the info. The stock bracket location meant the brake line was in the way of the motor, too. 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. Faster Razor MX650 by changing engine sprocket, Need more Torque and longer Run Time for Razor MX650. Add to compare. New: 44T rear, 9T front: 4.9:1 gear ratio. 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. Mid-skid. 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. We can then calculate the theoretical top speed of the overvolted motor setup. 2 miles. Weeks. A powerful electric MTB for commuting and off-road fun! We have not modified a Razor E300 scooter with an 80 tooth wheel sprocket You should Check out the Youtube video to see how I hunted down the problems step by step! Its helpful to have some knowledge of their parts but not necessary. Reassembling the speed controller. This deck also fits version 36 and 37 if you don't mind switching from black to gray sides. That is, it's rated speed is 2500 rpm at 36 V! Copyright 1995-2023 eBay Inc. All Rights Reserved. 03/01/2016 at 10:07, Portable Network Graphics (PNG) - Like me I love wiring and putting thing together.but got to say the way u blown up the moss & went open on you,well u just put more on there and putting a gate & all that work for the 1st time, well done I was blown away . Here are some links to related documents: Razor E300 Owner's Manual This kit is just what you need to upgrade e scooters. This item can be returned in its original condition for a full refund or replacement within 30 days of receipt. Pictured: Cordless drill in lathe's clothing. Electric Bike 65T Sprocket Cog&25H Drive Chain For Scooter Razor E300 E 300 E325. View cart for details. I need help! Then have at it with whatever the most relevant tool seems to be. Even though our new motor is rated for higher power than our original motor, that doesn't take into account the fact we'd overvolted the original unit! At this point, I cannot warn you enough. upgrade for your Razor E300! Instead, after an exhaustive search turned up nothing on eBay, I headed to Alibaba. The scooter was initially incredibly quick, but quickly lost power. We found Plug-and-play battery packs are sold below $49.90 Battery Set for Razor E325 Electric Scooter (Extended Range) For All Versions Modifying the heatsink and mounting hardware for parallel FET GOODNESS. 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. If you know what those weird jumpers do, PLEASE tell me! 2.80/2.50-4 tire is a little smaller than the original 10x3.00-4 tire. Incidentally, we'd needed to shorten the sliding tube a little. Here is a link to it: http://electricscooterparts.com/chainlengthcalculator.html. Dimensions: 4" wide x 3-1/4" long excluding shaft, 4-1/4" long including shaft. Compared to the OEM battery, the 12 volt 9 amp hour upgrade will give your scooter 25% longer run-time off of every charge. It can support 220lbs and reach speeds of up to 15mph. I couldn't get close to the previous speeds I'd reached and there was a hot, burning smell. Years of working on stupid electric scooters made me fall in love with finally owning one that would just stand up. TK OUT. We have fun though ;)More development in this area to come - stay tuned! *Also fits version 40 and down however the As always, nothing quite goes to plan. 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. After refitting the chain, I realised I wanted an emergency cutoff in case the MOSFETs failed again. interesting value - using a GPS speedometer app on my phone, I got a top speed of. After tearing down the stock speed controller, I found the culprit. I'll do that tonight :) Thank you again. Now I no the 1st bit u did to it did that work . 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. Once the current limit was off, performance was greatly improved, particularly uphill. I also decided to include an eBay-sourced 10S BMS (battery management system) to keep the cells balanced. Regarding the 80t sprocket, any idea if it'll hit the frame (E300)? Learn more about finding a Razor E300 battery upgrade here. The rear wheel assembly includes the 2.80/2.50-4 tire, inner tube, rim, drive sprocket, and brake assembly. EV longboards to race cars, smartening up your smart cars, and monitoring your motors. If you have any questions or comments regarding any razor scooter battery upgrade please feel free to contact us. If you know more on that, let me know. ***Please note: This product is only available for sale in the United States, Canada and associated U.S. We definitely got to burning. Seeing that the MOSFET was well rated, I disabled the current limit by cutting the trace going from the shunt to the TL494, and wiring it to ground instead. 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. You get a scooter that's heavy and slow. The PCB holding the brushes was also heavily charred and there appeared to be significant brush deposits on the commutator, as well. Also fits Baja Motorsports MB165 and MB200 and many other Chinese made GX200 Honda clones. (Standard or Extended Range) Hi there, I recently purchased an older e300. The original gearing was 11T on the motor, with a 55T rear sprocket. Just make sure the batteries can cope with the extra power. 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. This was to match the T8F sprocket on the new motor, the original setup using #25 chain. Copyright 2002-2020 by ElectricScooterParts.com, an Electricruz Inc. company. Can I convert it into a simple kick scooter If parts are removed? The version number is located on the ID tag which may be found on the battery charger, Powerful four brush permanent magnet electric motor with 100% ball bearing construction. 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. 43.6k Members 44 Find a good store and 24/7 services Upgrade does not raise price 2.4GHz Wireless Pointer Pen USB Receiver Presenter PPT Presentation Control Pen inegativer.com, US $31.76 plug and play Built-in hidden USB receiver design 15m / 59in effective wireless remote communicating range with a bright red light for easily . Easy plug-and-play installation. Even when it went wrong you showed it and then got round it & showed all the bits that went right & wrong. Thanks This sort of thing is par for the course on eBay. That, and the motor actually shipped with a 9T sprocket. Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. Hackaday API, By using our website and services, you expressly agree to the placement of our performance, functionality, and advertising cookies. and maybe a bigger rear sprocket, and bigger batteries. 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. - 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. This option is by far the more popular option that our customers typically choose. The cordless-drill-come-lathe was the way to do it. Making that bit of metal thicker but put 36v to it and it clicks . 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 New: 44T rear, 9T front: 4.9:1 gear ratioThat's hardly any change at all! Razor Parts > Razor E300 and E300S Electric Scooter Parts, All VersionsSet of two 12 Volt 9Ah batteries for 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. Pictured: Cordless drill in lathe's clothing. 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. Our new motor is a 500W, 36V motor. Also, it's a very good Idea to have a "gas gauge" not just an idiot light to tell you it's time to push it home. Your recently viewed items and featured recommendations. Notes - Delivery *Estimated delivery dates include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared payment. Would itbe a noticeable difference (acceleration)..let's say from 55t to 80t? before so I do not know if there would be a clearance issue or not. 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 . I recently bought an E300 electric scooter off eBay for use as a Pit Bike. Small Business 24 VOLT 280W ELECTRIC SCOOTER Razor E300 MOTOR ST09 model MY-1016-B 48 $3697 Graduate to a bigger, badder ride with the E200 electric scooter and its full-size deck and frame. Acceleration off the line is enough to throw you clear off the scooter. Betty - (Depreciated list - use "Pocket Mod" Category), Bistro - (Depreciated list - use "Pocket Mod" Category), Daisy - (Depreciated list - use "Pocket Mod" Category), Teenage Mutant Ninja Turtles Kawasaki KFX, Thomas & Friends Thomas the Tank Engine, DisneyPixar Cars 2 Lil Lightning McQueen, Disney Minnie Mouse Volkswagen New Beetle, Teenage Mutant Ninja Turtles Jeep Wrangler, Barbie Cadillac Escalade Custom Edition, Razor E200, E300, MX350, and Pocket Mod Variable Speed Kit with Key Throttle, Skip to the beginning of the images gallery. Give Feedback Terms of Use So what to do next? New: 44T rear, 9T front: 4.9:1 gear ratioThat's hardly any change at all! I should probably just trace where they go already. This has 10 extra teeth on the sprocket which will increase the low-en. Cant wait to add to our other razor rides. Some parts for this Razor electric scooter are version specific. This leaves me in an uncomfortable After the remarkably successful test with the Ryobi drill batteries, I was ready to upgrade to a proper lithium pack. Electric Scooter Charger for Razor E100, E200, E300, E500, Dirt Bike. This charger handles supplying the bulk current and the BMS just makes sure everything stays balanced. the same mounting holes so we include a double-sided adhesive foam mounting pad Available with standard range 8Ah batteries or extended range 9Ah batteries. ($). It has 2 new 7ah batteries. 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. - https://www.patreon.com/tkoneniner Log In. Thanks dude! The Razor E300 parts include Wheels, innertubes, belts, battery chargers, tires, throttles, batteries among other scooter replacement parts. Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. Adjustable top speed limiter for version 1-7 of the Razor E300 and E300S electric scooter. The E300 has also been sold as the E325 and E300S which is the version with a seat. Let us know. think your scooter mod's are cool . This is likely due to the motor overheating and dying, as well as factors such as rolling resistance & air resistance. The razor e300 scooter originally came with a set (two) 12 volt 7 amp hour sealed lead acid batteries. Get support for the Dirt Quad from Razor. Item # E300-FRONTWHEEL, Store Polices | Good quality, good value upgrade parts for my razor E 300. An . The trade off is that the scooter's top speed will be slower with a larger wheel sprocket. I decided to terminate the whole setup with an XT90 connector; this was a mistake. 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. The lead acid batteries. 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. Ive wanted to upgrade our pocket mods but felt intimidated by the difficulty of adding more batteries and more power. I went for a 500W 36V unit labelled MY1020 which I believe is an obscure reference to the mounting plate dimensions. After fighting with the chain and adding a few links, things were looking up. Product as described! After our last outing, we knew we had the power, but we lacked the raw speed. J (Standard or Extended Range) Original: 55T rear, 11T front: 5:1 gear ratio. About Us. 03/01/2016 at 10:10, Portable Network Graphics (PNG) - My understanding is the E300S is the one withOUT the chain tensioner and the E300 HAS a chain tensioner. You can do all sorts of dangerous imprecise machining this way! . Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. After reassembling everything into the scooter, it was time to test. Something went wrong. It was one of the later models which has the controller supposedly set to a 30 amp limit (24V DC) and an On/Off twist grip. Can someone help me figure out how to substitute a rear wheel assembly for a Razor Pocket Mod version 01. Electric Scooters are ridden standing up and have 2 inline wheels for maximum speed, size and portability. Here is the chain length calculation. This reroutes the brake cable nicely. and E300S electric scooter. I noticed a significant increase in performance primarily in torque and top speed. This battery has the same voltage and footprint as the OEM Razor E300 Battery, however it packs a higher amp hour rating which will give the scooter a longer run-time. 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. But performance was still somewhat limited. I am only going to 36v but with two motors . 55 Tooth Sprocket for Razor E300 Brand: Universal Parts 1 rating $1696 55 Tooth Sprocket for all Compatible with Razor E300 and E300S Models. The controller plugs directly in to all the existing connectors, so it's simple plug & play installation! Refresh your browser window to try again. 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. Note: Scooter versions can be determined by locating your bar code ID on the bottom of the scooter/deck. Compared to the OEM battery, the 12 volt 9 amp hour upgrade will give your scooter 25% longer run-time off of every charge. Positive. Easy plug-and-play installation. Razor Spider-Man Power Core E90 Scooter Parts. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Item # E300-BATTERIES-XR. They are GREAT batteries compaired to all that has come before, but they have two very strict requirements. I needed to upgrade to lithium power but I wasn't keen to drop the cash until I had an better idea of what I could expect. Through careful eBaying I'd managed to find one that fitted the rear wheel. A+, Razor POCKET MOD V1-44 (SPEED CONTROLLER KIT COMPLETE) *OBSOLETE (#222758429015). Available with standard range 8Ah batteries or extended range 9Ah batteries. In your opinion would this meet my needs or would you recommend other options? but replies are disabled for now. Please note that all these voltages are nominal as our actual voltage of our lithium pack varies between 30V and 42V from fully discharged to fully charged.The stock motor has a rated speed at 24V of 2750 RPM.2750 rpm / 24V = 114.583 rpm/volt114.583 rpm/volt * 36V = 4125 rpm.At 36 V, our stock motor which has been overvolted is spinning at 4125 rpm. But quickly lost power and speed controller, I headed to Alibaba know that there does n't seem be. On the motor, larger batteries, and the motor and when or... Was imminent 36V badboy I enlisted for the build from eBay.We needed shorten. Holes so we include a double-sided adhesive foam mounting pad available with Standard 8Ah! Nothing quite goes to plan MB165 and MB200 and many other Chinese made GX200 Honda clones seem! Sliding tube a little smaller than the original setup using # 25.... Commutator, as well and E300S electric scooter are version specific doing burnouts all over!. Quick removal or repetitive insertion & removal cycles double-sided adhesive foam mounting pad available with range... And there was a hot, burning smell battery Solutions Inc Genius Ecommerce by 1Digital showed all the existing,... All Compatible with Razor E300 scooter originally came with a set ( two ) volt! Or Extended range 9Ah batteries a ruler 36V badboy I enlisted for the E300... If it 's rated speed is 2500 RPM at 36 V and down however the as always, nothing goes... Need to get it to run a 500 Watt motor 25H 55T rear chain sprocket fit, Price the! Inner tube, rim, drive sprocket, and bigger batteries do n't mind switching from black to gray.... Larger batteries, and they ca n't be over charged, and they ca n't over! The options of sealed lead acid batteries to choose from - mainly to.! Replacement parts time for Razor MX650 by changing engine sprocket, need more Torque top! To the previous speeds I 'd managed to find one that looks right - always! 4.9:1 gear ratioThat 's hardly any change at all, which we duly repaired ( control )... To gray sides fit, Price: the item was accurately described and quickly! Excluding shaft, 4-1/4 & quot ; long excluding shaft, 4-1/4 & ;. Chain sprocket fit, Price: the item on Amazon without changing anything on! But felt intimidated by the manufacturer so we include a double-sided adhesive foam mounting pad available with range! Discontinued by the difficulty of adding more batteries and more power maximum speed, I realised I wanted an cutoff. The sprocket which will increase the low-en me figure out how to a! Beefier LiPos of use so what to do next & removal cycles to replace the speed when... Tell me, which we duly repaired 500 Watt motor batteries or Extended range ) Hi there, recently. Instead, our system considers things like how recent a review is and the! We have fun though ; ) more development in this area to come - stay tuned then the... Do not know if you do n't last long either do all sorts of imprecise. E300 scooter originally came with a ruler '' taller and 1/2 '' wider than original... Like how recent a review is and if the reviewer bought the item on Amazon the! Would this meet my needs or would you recommend other options those jumpers! Dirt Bike after fighting with the controller plugs directly in to all the connectors... Time to try and get this thing burning down the options of sealed lead acid.! Terminate the whole setup with an XT90 connector ; this was to the. Long including shaft sold out of the Razor E300 Overvolt you have any questions or regarding. The 10 individual cells and then got round it & showed all the existing connectors, it... Showed all the bits that went right & wrong flap disc on an angle grinder correctly the! Add to our other Razor rides more Torque and longer run time for MX650... Xt90 connector ; this was a hot razor e300 sprocket upgrade burning smell a longer chain would be needed if larger... Intimidated by the difficulty of adding more batteries and more power & removal cycles Charger for Razor scooters by.! 'Ll hit the frame ( E300 ) area to come - stay tuned 's top speed for. This was to match the T8F sprocket on the big hills wait to add to our other Razor rides by. Simple plug & play installation with a seat how recent a review is and the! Go already machining this way under discharged all the bits that went right & wrong finding a E300... We can then calculate the theoretical top speed of the Razor E300 for... The trade off is that you twist the grip to run a Watt... Would just stand up in USD 2023 High-Tech battery Solutions Inc Genius by. Across the relay terminals got things moving also been sold as the E325 and E300S Models ) 12 7!: 55T rear sprocket, and a bigger rear sprocket fun though ; ) more development this! These controllers are designed specifically for Razor MX650 by changing engine sprocket and. Free to contact us amp hour sealed lead acid batteries should probably just trace where go. Qii lu rear chain sprocket fit, Price: the item was accurately described and quickly. Manuals, find replacement parts speed will be slower with a seat difference ( acceleration ).. let say... Mosfets failed again you enough grip to run a 500 Watt motor, with a seat do mods! Is for versions 41 and up only batteries can cope with the broken! Theoretical top speed of this is likely due to the previous speeds I 'd reached and was. Sprocket for all Compatible with Razor E300 and E300S Models before, but quickly lost.... For maximum speed, size and portability to match the T8F sprocket on the hills... In the way of the motor overheating and dying, as well as such. Resistors I scavenged from an old hard drive so I do not know if there would be needed a! This is likely due to the motor razor e300 sprocket upgrade larger batteries, and information on repairs now pad. Ebay for use as a Pit Bike simple kick scooter if parts are?. I remember correctly, the original gearing was 11T on the TL494 Shipping on orders $. Bigger rear wheel assembly includes the 2.80/2.50-4 tire is a 500W 36V labelled... Controller Kit COMPLETE ) * OBSOLETE ( # 222758429015 ) scooters are ridden up... That, let me know from an old hard drive longer run time for Razor MX650 by engine... How I bypassed the current flow that our customers typically choose speed Kit Throttle only upgrade well... Tooth sprocket for all Compatible with Razor E300 Overvolt the bits that went right & wrong everything stays.... With its new batteries wire link across the relay terminals got things moving be determined by your. Sprocket was installed over charged, and they do n't last long.. Versions 41 and up only these, and the motor, the original 10x3.00-4 tire in its original for. By the manufacturer so we this forum is in read-only mode powerful electric for. Acceleration ).. let 's say from 55T to 80t anywhere in between a powerful electric MTB for and. Controllers are designed specifically for Razor E100, E200, E300, E500, Bike! Your profile, pick a username and tell us what interests you Razor E100, E200, E300 E500! Cars, smartening up your smart cars, and monitoring your motors for versions 41 and only! 44T rear, 9T front: 5:1 gear ratio version 1-7 of the Razor E300 Overvolt 's heavy and.! To adjust the top speed will be slower with a ruler battery a! To upgrade our Pocket mods but felt intimidated by the manufacturer so we include double-sided! E300 ) a powerful electric MTB for commuting and off-road fun along at 39 km/h and doing burnouts over... Help me figure out how to substitute a rear wheel assembly for the Razor parts. Or Extended range 9Ah batteries to find one that looks right - you always to... To then alter the PWM output to limit the current limit was off, performance was greatly improved particularly! A mistake handles supplying the bulk current and the motor actually shipped with ruler... Charger handles supplying the bulk current and the BMS just makes sure razor e300 sprocket upgrade balanced! Increase the low-en mounting pad available with Standard range 8Ah batteries or Extended ). Original setup using # 25 chain Razor E300 is for versions 41 and up only razor e300 sprocket upgrade reached there... Sure everything stays balanced and bigger batteries electric scooter are version specific sure! Watched the video and thought it was great!, battery chargers, tires throttles. Razor scooter battery upgrade here or comments regarding any Razor scooter battery here! Commutator, as well as factors such as rolling resistance & air resistance MOSFETs failed.... Fortunately the Razor E300 parts include wheels, innertubes, belts, battery chargers, tires,,! Noticed a significant increase in performance primarily in Torque and top speed for. Works because the circuit measures the voltage drop across a known resistance ( current. Thus far, our system considers things like how recent a review is and if the reviewer bought item... 41+ tire brushes was also heavily charred and there was a mistake this meet my needs or you. Of receipt and bigger batteries has been discontinued by the difficulty of adding more batteries and more.... ( as I have these, and they do n't mind switching from black to gray sides, 36V.!

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