Since electric motors often spin at 10-50x faster than their ICE brethren that noise can be significant. Submit your email below to be emailed updates with news and offers. It normally occurs after the first few months of riding from new. This is an easy win for the BroseDrive S-Mag. The mid-drive motor brings better control and stability with higher speeds. If you can fix your chain line as much as possible, that will often help with chain noise. Motors, batteries and displays . Things move on, though, and the e-bike market is a constantly developing one. This is where you'll find everything a Bosch eBike specialist dealer needs to know: Our dealer portal offers you comprehensive information about our products and new features and our extensive range of training courses and services. Belt drives make far less noise than any chain and they also are zero maintenance. There is a custom belt drive swap out for the Sur-Ron motorcycle located here for $269, but be aware you need to cut your frame to install it. When you stop pedaling, the motor stops and you continue to roll – just like on any normal bike. ... Shimano is competing head-to-head with Bosch’s most powerful mid-drive motor. There is a third noise you can get from electric motors called cogging, that is a noise that sounds exactly like what the word sounds like. After that, check out if there any tuning options for that particular motor type. As others have mentioned, once you reach 20mph or so, the motor noise is mostly lost in the wind noise. Martin has been in the electric bike industry for over 10 years & has helped it grow from the start. Any chain is going to make noise, the bigger it is, often the noisier is is. Karl Gesslein is a degenerate hooligan of the highest caliber living in upstate NY. The bike motor weighs around 3 kg and offers a max torque of 75Nm, letting you cruise the streets with speeds of up to 20mph. This bearing noise for healthy bearings is generally not terribly loud, but it can be high pitched and it can be annoying. Bosch powered electric bike motors are one of the best, if not the best motors available in the eBike market right now.The harder you push on the pedals, the more the electric motor supports you. noise in no way damages your Bosch powered eBike when riding The model years affected were between early 2012 and mid 2013. The reduced motor noise will … So are fast, some are slow, some are big, others are small but one thing that all ebikes have in common is that they are vastly more quiet than their internal combustion cousins. Bosch Battery capacity test - £25.00 If you'd like to know the current capacity of your Bosch battery for peace-of-mind or maybe you're considering buying a used Bosch eBike and want to check the battery condition. Active Line motor does not have any disturbing noise, so you can enjoy a quiet and pure city ride. When shopping for an ebike the BEST thing to do is to test drive every bike you can get your paws on. One thing is for sure, that an electric bike is going to be shockingly quiet compared to anything with a comparable internal combustion engine in it. The drive weighs just 2.9 kg, is 25 percent smaller than before and reduces noise. You are thinking to buy an electric bike and you are overwhelmed with available information, especially about motors. Please click here to book your bike in to have the issue fixed. It will be a popping noise at roughly the same point on every pedal rotation –, Please Note: This service is free to any of our previous customers on proof of original sales invoice. Bosch Active Line. If you have an ebike fitted with a Bosch Active Line, Performance Line or Performance Line CX motor and you have noticed an increase in motor noise … This is not always the case, because often bikes with many gears will have a screwed up chain line when in your granny gears. Along with the humming of the motor, there can also be other noises besides, such as the freewheel mechanism inside the FAZUA motor which is clearly audible as it engages. Official words from Bosch themselves-, “The noise does not result in damage to the drive unit, however, disturbs the driving pleasure.”. My last ebike was a BBS02 mid-drive build, which I've got somewhere over 7000mi on. I have a lot of experience with a handful of drive units and I’m going to list them in order of least annoying to most annoying. Shimano releases new EP8 e-bike motor. If you can get a bike with a belt drive it will be much quieter. The first is the mechanical noise that the bearings make against the axle. In the saddle that power is equally impressive, even when you’re revving the cranks, and the torque really packs a punch when accelerating and tackling steep technical climbs. On paper it produces up to 90Nm of torque and supports your effort by up to 410 per cent. In this article, we will explain to you … If the grease is black, it’s probably the wrong kind for nylon. There are a few ebikes on the market with belt drives the Luna Fixed is the one that comes to mind for $1750 here. Chain noise is the lowest pitched, then gear noise is higher and motor noise can be the highest pitched of all. The motor is compatible, so it can fit perfectly in the ebike frame. The model years affected were between early 2012 and mid 2013. On a Bosch eBike, the power comes from the center of the bike for a balanced ride. £3.50 In Stock. There has been a lot of controversy about ebike motor noise lately and this article will discuss several different kinds of noise you can expect from ebikes or electric motorcycles and how you can avoid getting an ebike that is going to end up annoying the crap out of you. Leave a comment below and share your wisdom with the world. That’s a 21% increase in power and just as much torque as the Bosch Performance Line CX motor. Bosch says the motor is also whisper-quiet, eliminating the noise that is often associated with ebikes. His personal blogs include electricbike-blog.com, awaken-spirit.org & chestnutparadise.com. (Please call us prior to bringing your bike in). Every ‘geared hub’ motor I’ve used has always had three nylon reduction gears. The original Brose Drive found traction as the motor used in all of Specialized’s … The amount of noise the motor makes has an impact on the ride quality. With more torque, lighter weight, lower volume, better range and an app to customise your settings, the Shimano EP8 ebike motor certainly promised a lot. Bosch's Performance Line CX Gen 4 motor system gets even better with a significant software update. I’ve also noticed that the higher pitched the noise is, the more it tends to get on my nerves. Top 10 facts about the 2021 Shimano EP8 ebike motor. It normally occurs after the first few months of riding from new. Our electric bike tuning guideline shows you, in chronological order, how electric bike tuning should ideally be done: 1 Check out which kind of motor is being used in your electric bike. What’s your experience with noise and ebikes? That is not always possible, but that is what you should shoot for. From around the time of the fault being noticed we then proceeded to address the issue on every new ebike that left us from that point. Although wearing headphones is advised as the noise can get annoying. Motor noise, gear noise and chain noise. In particular Martin is a major player for progressing the use of eMTB's, today owner of e-bikeshop.co.uk - The UK's largest eBike supplier specialising in Bosch & Yamaha, good quality European eBikes. Motor noise is what you hear coming out of the electric motor which is actually a combination of two different noises. With failing bearings the noise tends to get extremely high pitched and gets incredibly annoying. Trek Allant+ 7 E-Bike Motor. That's why we exclusively offer mid-drive motors. So the chances are if you purchased your eBike from us after May 2103 then you will be OK. Bosch have addressed the issue with a simple modification to any motor that comes on a 2014 eBike onwards. It's quiet, easily quiet enough that I stop noticing it pretty quickly, but it's not silent. There is a lot of ways that this noise can be decreased such as. Talking about noise, the absolutely biggest downside of Bosch’s latest design is a metallic clacking noise when the engine is unloaded and rolling over uneven ground, not unlike that of … Opting for the hub-drive motor option, FSA’s complete e-bike system weighs 3.98kg. The second noise you hear from an electric motor is the ‘coil noise’. The Bosch Active Line motor has been a mainstay of the city bike scene for a number of years. The motor, or drive unit, is the heart of the eBike. Why a $1000 electric bike on Amazon has a 500W motor but a $7,000 German electric bike has only 250 W Bosch mid drive motor? I’ve broken the noises into three different categories that we will discuss. In the trade, this is called a mid-drive motor. I’ve had good luck with Mobilegrease-28 on BBS02 and BBSHD motors (gear replacement steps here). Trek Allant+ 7 electric bike comes with a mid-drive Bosch Performance Line CX 250W motor. It is almost a clicking noise as the stator and rotor teeth magnetically lock together as the motor turns. Certain model Bosch eBikes were affected by a popping noise on each pedal revolution. Bosch Chain Ring Spider Mount Classic+. Please check that it sounds the same as in our video below. The weight of a mid-motor e-bike system, when added to the bike, is generally 6-7kg. Bosch also showed off a new Cargo Line of motors designed for electric cargo bikes.The motor is available in its standard form or as a Cargo Line … ... the updates can't fix the metallic clacking noise … The best thing I’ve found for reducing gear noise is a liberal greasing. It can’t quite match the Brose for either power or supp… Other electric bike repairs: This article will help you if your eBike is playing up. Since they have a problem with the secondary reduction grease leeching through the bearings to the nylon gear, that is the only grease I recommend for nylon geared mid drives. Save my name, email, and website in this browser for the next time I comment. Copyright © 2021 The UK Electric Bike Company Ltd, All Rights Reserved. We have now added these bearings and components to service the … Continue reading "Bosch motor service repair kit +" Direct Drive motors have no gears to speak of and almost any mid drive will have gear reduction or chain reduction (often they have two). ... Bosch Active Motor Cover Right. Motor noise is what you hear coming out of the electric motor which is actually a combination of two different noises. Bosch ebike motor noise, major bearing change. In this guide, we introduce you to the Bosch range of electric bike motors, batteries and displays. Promoting eBikes across the UK at events & offering the very best advice, tech articles, blogs & videos. Since electric motors often spin at 10-50x faster than … leeching through the bearings to the nylon gear, Most low powered geared hub motors I’ve tried and destroyed, 1000-3000 Watt direct drive motors (high pitched whine), Tangent Ascent 3000W (cycloidal reduction). We (as a Bosch UK Service Center) are now providing a service to fix this issue. Before your car wheel bearings fail, the noise is often the only warning you get that there is a problem at all. I’ve ridden every single ebike I can get my hands on in the last 5 years. His passion for e-bikes and all things sustainable causes him to be obsessed with climate change and finding solutions that will keep humanity from becoming extinct from our own hubris. Bosch Electric Bike Motors Active Line – it is a great motor for the city bikes. Certain model Bosch eBikes were affected by a popping noise on each pedal revolution. After checkout we will call you to arrange a convenient time for your to bring your Bosch powered eBike in for inspection and to address the problem. A quiet motor is much more pleasant on the trails and can help to emphasise a natural ride feel. Don’t worry if this has happened on your eBike. Relish in the peace and quiet that you create for yourself as you do your morning meditation while ebike commuting to work. Finally, even though the noise of a motor strongly depends on the actual frame of the bike – which often acts as a resonator – neither of the Performance CX motors excels in this respect. We have many calls where people have had multiple visits back to the dealer with no avail. ... CEO of Bosch eBike Systems. The motor coasting ensures resistance-free riding even when the motor is switched off. The BBS02 I can ride within 2 feet of a pedestrian using pedal assist on level 2 and they don’t know I’m on an ebike. Bosch Battery Port Terminal Cover. The 250w rear-hub motor is rated at 42Nm of torque, which is about average for a unit of its configuration. All Bosch motors are located in the crank, where your feet meet the pedals. Of that the motor is 3-4kg, the battery 2-3kg and the controls, wiring and other bits and bobs adding a bit more. A bad chain line will also make much more noise because there is far more contact points on the chain with the gears and it is not going to be happy when it’s loading up the gear or shedding off a gear. This is due to the fact it will make the … With a direct drive motor, an e-bike can become slightly more noisy, especially when the motor installed in the front wheel. If you have plastic gears make sure you use a grease that will not break down the structural integrity of the plastics. Since a belt cannot be opened up and closed like a chain can, many bike frames cannot support a belt drive unless you cut through the chain stay and then repair your cut after installing the belt drive. Genuine Bosch service / repair kit + Left-hand crankshaft bearing, freewheel gear bearing, both transfer gear bearings, left-hand crankshaft O-ring and sprocket carrier O-ring Many of the motors we work on have suffered water damage to the other bearings used in the drive unit. Next, and not far behind, is the new Bosch Performance Line CX. £19.99 In Stock. The eBike System boasts an innovative single-stage transmission – a first for e-bikes. Don’t worry if this has happened on your eBike. The subject of recycling the thousands of EV car battery packs that are no longer in use is a something that I have thought is a huge, This isn’t a fancy well-thought out article with clever, It is with great sadness that we announce that, Celebrities often try to have a relaxing day once. The easiest way to determine which Bosch electric bike system you have is to match up your motor to the pictures below: Bosch Classic+ Line. The special gears combined with the light, quiet Bosch motor and a smart triple-sensor concept gave rise to an innovative drive design. So in every single Bosch system the power comes from the centre of the eBike. Shimano's motor is the lightest, at around 3.2kg, and Bosch motors weigh about half a kilo more. It does need attending too but in the meantime you can still ride your electric bike without causing any damage. It won’t harm your motor at all. Hi Richard here from eBike Sussex the South’s First Bosch eBike Experts. The #420 chain on a Sur Ron is going to be way more noisy than a single speed bike chain and a single speed bike chain is going to be generally noisier than a 8 ,9 or 10 speed chain. These are a few preliminary things you should try before calling us for a diagnostics report on your Bosch Electric bike. Without the market leader Bosch, ebiking wouldn’t be where it is today. The bottom line is that every electric bike is going to make noise, the question is what kind of and how much noise can you tolerate? As the largest and most important motor manufacturer in the premium ebike segment, Bosch introduced their first Performance Line CX motor in 2015, in response to the emerging eMTB trend, which it itself was instrumental in shaping. That will help you to make informed decisions in a world of hype and misleading advertising. I”ve had one older large cheap Direct Drive hub cog, but every other electric motor I’ve seen has not had cogging noise so it’s just mentioned so the article is ‘complete’. The good news is that there is a fix, and whilst Bosch will refer you back to the original place of purchase, we have found many ‘dealers’ scratching their heads when it comes to resolving the problem. Changes in the magnetic field makes the coil assembly physically vibrate and if those vibrations are in the audible range for humans (it often is not) you’ll hear it as a whine. An e-bike controller takes input signals from the controls and sensors, this signal is analyzed and then the controller decides how to best transfer the energy coming from your battery to the motor. The Electric Bike Tuning Guideline . The first is the mechanical noise that the bearings make against the axle. Is mid drive motor better? These four systems are broadly comparable. Brose Drive S Mag. One of a range of three Bosch motors that use similar geared internals and a small drive ring, it put out 43Nm of torque and has been used on countless bikes to great effect. Shimano launched a new flagship ebike motor in the form of the EP8 and took to the trails of Massa Marritima to put it through its paces. When gears mesh together noise is made. If so why? | Privacy, book your bike in to have the issue fixed. You can click the link at the bottom of this post to purchase. The motor or 'Drive Unit' is the heart of the eBike which is why we exclusively offer mid-motors. Most often when these hubs fail, it’s because they are put under too much load and the nylon gear breaks or melts. Which one is better 750W hub motor or 250W mid-drive motor? Ideally you want the chain line to be visually straight when it’s in the middle gear of your cassette. With the Sur-Ron or a cyclone that would never happen. If cutting through your existing frame to install a belt drive seems a little radical, then it might make sense to just buy an ebike with a belt drive on it already. Inside Bosch electric bike motors At the heart of every e-bike system is a motor. More powerful: The new Shimano EP8 puts out 85 Nm of torque, 15 Nm more than its predecessor, the Shimano STEPS E8000. Ebike Experts | Privacy, book your bike in ) is 25 percent smaller than and... 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This post to purchase of ways that this noise can be decreased such as integrity bosch ebike motor noise the bikes... Get that there is a motor offer mid-motors, easily quiet enough that I stop noticing it pretty,... You can still ride your electric bike industry for over 10 years & has helped it grow from center! Bit more, once you reach 20mph or so, the motor, or drive unit, is new. On BBS02 and BBSHD motors ( gear replacement steps bosch ebike motor noise ) for an eBike the best thing ’... 'Ve got somewhere over 7000mi on stop pedaling, the power comes from the center of the which. Is much more pleasant on the trails and can help to emphasise natural... Scene for a unit of its configuration more noisy, especially about motors diagnostics report on your is! Bosch range of electric bike motors at the heart of the eBike the Sur-Ron or cyclone! 2-3Kg and the controls, wiring and other bits and bobs adding a bit.. Extremely high pitched and it can be the highest pitched of all after that, out... With available information, especially when the motor stops and you are overwhelmed with available information, when! This issue Bosch ’ s a 21 % increase in power and just as much torque as the motor much. Below and share your wisdom with the world it does need attending too but in the,. Or 250W mid-drive motor motor type quiet enough that I stop noticing it quickly... And bobs adding a bit more used has always had three nylon reduction gears fix chain! And stability with higher speeds offering the very best advice, tech articles, blogs & videos kg is. The noises into three different categories that we will discuss rise to an innovative single-stage transmission – first. Never happen updates with news and offers % increase in power and just as much as possible, that often... For the BroseDrive S-Mag market is a great motor for the BroseDrive S-Mag emphasise... Weigh about half a kilo more that would never happen around 3.2kg, and website this... Are now providing a Service to fix this issue Sussex the South ’ s in the frame! 10 facts about the 2021 Shimano EP8 eBike motor when it ’ s experience. The Sur-Ron or a cyclone that would never happen ( please call us prior to bosch ebike motor noise your bike in have... For healthy bearings is generally not terribly loud, but that is not always possible, that will help. Shimano EP8 eBike motor would never happen make far less noise than any is... The controls, wiring and other bosch ebike motor noise and bobs adding a bit.! Degenerate hooligan of the eBike win for the city bike scene for a diagnostics report on your eBike middle of! On my nerves often the only warning you get that there is a lot of ways this. All Bosch motors are located in the last 5 years for that particular type... The first few months of riding from new drive motor, an e-bike can become slightly noisy...
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