If possible, repeat this ride on the Eco and Boost modes too. This means that if you ride in the default Trail and Boost settings, youll actually end up with a similar total range as the old E8000 motor, albeit with the benefit of more power and assistance throughout the ride. Sometimes that means a DIY fix and other times it can mean a recall, software update or part replacement by a dealer. I have a Commencal that I thought was giving me some troubles when I first got it, and they took care of me extremely promptly. That is not the case, but all cranks should be checked for proper tightness before riding, and initial installations procedures should be updated, reads TSB 156. However, where the Bosch Gen 4 feels like a diesel engine at low RPMs, the sporty EP8 drive unit still prefers spinning at a higher cadence. Elsewhere on the forum, some riders report e*thirteen pedal cranks falling off the EP8 bottom bracket spindle (here and here), the exact issue TSB 156 addresses. While midly annoying, it only takes a couple button presses to get back to get an 800% stabbing strength increase! There is zero stickiness at the pedals that we could detect. This adjustment has the biggest impact on the motors performance and your total range. I own the Levo SL, and it is the most refined ebike I have ridden so far. There are 5 levels of adjustment from Mild to Quick, with the highest setting requiring only a small rotation with light pedal force to engage the motor. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! The Shimano EP8 user interface is similarly elegant in its design. But yeah, different people. Those Merida ebikes ride quite good too. How many instances of this problem has Shimano encountered? I'm honestly flabbergasted that people complain about it tbh lol. (7000km ridden so far). What is Shimanos take on e*thirteens metallurgic analysis findings? The freewheel is still in the (regular) rear hub so when you're not pedaling, nothing in the motor-bottombracket assembly should be moving, isn't it? I can only hear any motor rattling when I am doing really gnarly rocky downhill. Personally, were ok with downshifting and spinning our way up a steep incline its better for the health of your knees, and its likely better for the health of the motor too. The new EP8 motor is 10-percent smaller than the E8000, and thanks to that size reduction and a new magnesium case, it's 300 grams lighter. Simply enjoy what you are riding and watch the world, I should say, e-bike world, pass you by, as they are here to stay and while they are not perfect they are probably the best and most exciting thing to happen to the bike industry in 50 years! The belt-driven design is also a touch quieter when pedalling, and theres no clacking noise either. Still, the performance in the adaptive E-MTB mode is excellent, with smooth and flexible power delivery, and riders wanting plenty of grunt will certainly dig the Bosch motor. Only the Levos belt-driven Brose drive unit beats EP8 in terms of motor noise. We are in contact with both brands and got their own reports regarding this issue, says Commencal. Along with the fault-free performance weve experienced so far, wed have no hesitation in recommending a bike built around Shimano EP8 this is a high quality and well-rounded e-MTB system. Can't see the equivalent of a ribbed chainstay protector happening. Wait, 23-27kms? On my e8000, my impression was (now on a Trek Rail w a Bosch gen 4) that if you were at two bars, you were really at one, and if you were at one, youd better be a couple of blocks from home. If a Commencal customer has been unfortunate enough to experience the EP8 spindle failure this article is discussing, the brand told us its warranty programme means Commencal would assume all responsibility for getting the customers bike running again. So far neither Shimano nor e*thirteen are assuming any replacement, but of course we dont let our customers down, says Commencal. I think we lost grit when we all got smart phones. He was pretty happy about ANT compatibility. 681 72K views 5 years ago If your E Bike is running a Shimano Steps pedal assist motor, there are a few maintenance points that you should know! Bikes sent in for testing are usually carefully prepared by brands to pick up any assembly issues, and then are checked before testing by in-house mechanics or the testers themselves. Weve been living with the Shimano EP8 motor for six months now across three different bikes; the Merida eOne-Sixty, the Polygon Mt Bromo, and the Canyon Spectral:ON. Here youll find three sliding scales for each of the three assist modes (thats Eco, Trail and Boost). That's it, no recall, but I'm happy to be corrected if I'm wrong. Updating our software will allow you to change the factory parameters of the new motor from Shimano. I have tested a few ones and to me best one is Specialized in terms of ridding feeling and refinement. That said, wed prefer if there were more metrics displayed on the main screen to begin with, so you could ditch the GPS altogether. The versatile and powerful SHIMANO EP8 (EP800) e-bike system can be found on a wide range of brands and models. Stab happy!". While the motor is both more sensitive and more powerful though, Shimano has done brilliantly to offer usable control of that power. In the bulletin, e*thirteen states it stands by its products and is confident that our pedal cranks are not the source of the issue. Simply enjoy what you are riding and watch the world, I should say, e-bike world, pass you by, as they are here to stay and while they are not perfect they are probably the best and most exciting thing to happen to the bike industry in 50 years! There are a lot of factors that influence range including rider weight, tyre choice, trail conditions, and elevation. Put on i9 Hydra hubs, annoying motor rattle sounds disappears. In comparison, the MasterMind TCU display on the new Specialized Levo offers a significantly more customisable and overall user-friendly experience. By Ralf Hauser For riders scoping out bigger rides than that, youll want to consider dialling down the Assistance Character to improve efficiency. They must be under pressure to deliver units as this is at best rushed. Unfortunately frenchies and Germans are not masters of marketing. IMO Shimano bikes are good,but they are 2 steps down compared to Specialized and Bosch. So many issues that can be simply solved by not having a motor. The actual mechanism works well but is very easy to break, just turn the allen key the wrong way by mistake..it also gets clogged with mud and doesn't work, then you break it trying to release the battery, Sometimes, you need to go fast enough that the trail is a blur to find clarity. If you aren't climbing steeps and requiring the torque, you would get way longer distance. this dude knows how to write a review, well done. This will be a far more accurate method for determining your estimated range. And you're clearly not pedaling, just pure flow. 2b - If threadlock patch is present, move on to step 3. It's significantly more muscle, which was much-needed in order for Shimano to keep . Shimano Consolidates Entry- to Mid-Level Groupsets With New CUES Drivetrains, Video: Tom Pidcock Going Warp Speed on a Road Bike, Porsche Takes Complete Ownership of Greyp, First Look: Reeb's New Steel Enduro Racer is Partly 3D-Printed, www.gumtree.com.au/s-ad/wanneroo/bicycle-parts-and-accessories/men-s-petrol-bike-mountain-bike-/1259285475, www.cyclevolta.com/story/ebike-components/hold-up-shimanos-new-emtb-motor, www.avdweb.nl/solar-bike/solarbike/maxun-solar-bike. Do you think it could be only an issue with Carbon frames then? When new the last bar of charge corresponds to roughly 15-20% charge, but over time this becomes 5-10%. Aim for a cadence between 70-90 RPM for maximum efficiency and response from the motor. The sign of a true technical rider. Seeing if anyone else out there has had problems with their EP8. 214 This reduced the tendency for the front wheel to lift on really steep tech climbs. Gear or similar. Maybe in a next generation they can implement an optional solution analog to what we're already seeing f bicycle chains. Why so delicate, bro? We asked Shimano and e*thirteen for comment on the spindle cracking issue. Nothing like on an ebike. Dank leichter Magnesium-Komponenten konnte Shimano ganze 200 g Gewicht einsparen, was ihn zu einem der leichtesten E-Bike-Motoren auf dem Markt macht. You also need a special key to release the battery from the frame, which were not fans of, at least for a mountain bike anyway. You can't imagine what kind of thought must have gone behind that response? I despise young people buying ebikeswhat a bunch of lazy. The reported cases of drive unit spindle breakages on our DU-EP800 drive units were combined with non-Shimano cranks. One is a Haibike Fat-Tire with a Yamaha Drive, the second is an absolutely brilliant 40lb (including battery) DIODE from LaMere Cycles in the USA. That makes it tricky to work out how much assistance youll be finishing your ride with. The lowest setting sees the motor responding slower to your pedalling inputs. Upon a little digging on the internet, it appears that this functionality is only on offer for Garmin users. Environmentally I think they're a disaster as well - rare earth elements in the batteries for one thing. They should follow the guidance in e*thirteens TSB 156, which shows how to correctly secure the pedal cranks to the bike, and what to do in order to verify your EP8 axle spindle is undamaged. Our drive units are not tested for use with third party crank arms.. Generally on bikes we spend so little time braking that regeneration would be a waste of effort. Shimano EP8 Motor Rattling Noise - The TRUTH Riding With Sebastian 447 subscribers Subscribe 20K views 1 year ago In this video I ride my Commencal Meta Power 2021 E-Bike and I tell you the truth. Hopefully this option will open up to non-Garmin users in the future. Hitting those famous tracks day in, day out for eight years, he broke more bikes than he can remember. And we certainly wouldnt be upset if Shimano could quieten down the clacking noise. Step 2 - Identify if preload caps have a pre-applied threadlocker patch and apply if necessary. While the increased power certainly grabs most of the headlines, we reckon its the compact form of the Shimano EP8 drive unit that offers the greatest advantage over its competitors. Any rider who owns an ebike with an EP8 motor fitted with e*thirteen cranks currently has two options. If the other brands we contacted reply to our enquiries, we will be sure to update this article. This, of course, is good news for Commencal customers with EP8 drive units and e*thirteen cranks, and were hopeful other brands will follow suit. "but since I have to hit the small button repeatedly when my battery charge becomes critical on some rides". Don't take things too seriously just get out there and enjoy whatever you own and have FUN! Damn, sorry to hear this especially since I own the same bike! If there is no threadlocker patch, move onto point 2c. Specializeds Mission Control app continues to be the market leader in terms of connectivity, tuning options and user-friendliness. The investigation has led e*thirteen to produce technical service bulletin 157 (TSB), published on its website on 14 October 2021. It's like a dirt bike with a 15 mile range. These motors have Cadence sensors as well as torque sensors. I'm sure a dynamo can be integrated somehow with the hub rotations without causing a lot of drag. Its worth noting that Bosch motor is only compatible with Bosch battery options though. I have to admit some of the comments make me laugh out loud while others score some points for being helpful and based on fact, not hearsay fiction. We will have them soon available in all our subsidiaries (Canada, USA, Chile, Australia, NZ and Reunion Island) to reach all our customers worldwide.. I would have respected Shimano more if they owned it and were more forthright about working to resolve it. If I pull the E-trigger, it'll still be a Levo SL now that S has worked through the issues. It was one of the most fun bikes to ride. This occurs if the cap is not correctly tightened or the factory-fitted threadlock hasnt been adequately applied, and if the crank arms pinch bolts arent tightened to their correct torque. February 22, 2021. Hopefully your SC dealer will be the concierge for a warranty issue if it's a broke. Hes one of BikeRadars lead testers and knows how to push bikes and products to the limit, searching out the equipment that represents the best value for money. Its clear why this motor is becoming popular with so many bike brands, given the flexibility it offers frame designers, particularly with the variety of battery options on offer. Didn't think I'd ever see that. Please, It appears you're using an old version of Internet Explorer which is, the 471.5mm rear centre on the Giant Trance X E+, that achieves the most discreet integration, the MasterMind TCU display on the new Specialized Levo. I want to use the Shimano EP8 motor for a small production of solar bikes. Rattling noise, you've seen (or heard) any of the Semenuk RAW100 videos? I'm 56 with a long term knee injury. The complaints of charge bars on the display and the bike starting without any assistance are non issues for me. Shimano's EP8 is claimed to have 85Nm of torque and provide up to 500w of peak power, and amplifies rider input by up to 400 per cent. Can they make it swappable with a gear box? But to give you some numbers, weve consistently achieved around 1,500m of climbing during our 30-50km test rides. Its also given us plenty of opportunity to identify all the little quirks, while getting a better impression of long-term durability and performance. Indeed Shimano EP8 is starting to become available across quite a wide range of bikes at various price points. - Available on a wide-range of different e-MTBs, - Clacking noise can be annoying
At my age 69, if it isn't fun, exciting, and challenging, count me out! only one port which needs to be connected directly to the motor. @tomdesoals: That excuse that Shimano put out by their customer service dept . However, you do pay for all that refinement and integration. Shimano get your shit together or just say that you're not going to find a fix. We recommend only Shimano cranks for usage with our drive units. If that fails check those thin cables have no freys and are all in tact, they are easily damaged. As expected, the new Shimano EP8 motor gets a hefty boost in power, with a claimed maximum torque output of 85 Nm. You miss that obscure offering from Specialized? When we make fun of others, its because we are not happy w ourselves. Along with the new EP8 motor, Shimano has also released a larger 630Wh battery, which seems to be the most popular option at the moment youll find it inside both the Canyon Spectral:ON and Merida eOne-Sixty. Instead, we recommend setting aside some time for a battery-drainer test ride, somewhere that is accessible and easy to ride out with a flat battery, in order to work out your maximum range you can get during typical riding conditions. Improving performance on undulating terrain, Shimano has also increased the EP8s available torque at lower cadences. You are not alone. And in terms of backup service and support, the fact that there are far more Shimano dealers than there are Specialized dealers may also be preferable for some riders. Others will tell us the EP8 is a weaker motor. When youre descending down the trail, the volume and resonance are amplified. The new motor, called EP8, is 10 percent smaller and is a lot lighter. While there were limited options to tweak the levels of the old E8000 and E7000 motors, EP8 takes it to the next level, allowing riders to alter the motors torque, acceleration and general on-trail character, resulting in a more personalised experience for dialling your e-MTB in for your riding style and terrain. A kilometre later that estimation dropped to 14km, then not long after to 9km, then to 5km, before the motor automatically switched into emergency limp home mode. That would be awesome to do laps on. Truly unfortunate you lost it. While the previous motor was starting to look a little long in the tooth when compared to the competition, the new EP8 brings a number of significant upgrades that should offer a dramatic increase in performance. How stuff like this gets through what I would like to think was extensive testing I will never know. Ive only charged 2x. I'd do way more on a big day. These findings are the result of an independently commissioned investigation by e*thirteen, after the brand became aware of reports that EP8 spindles were failing on bikes fitted with its ebike cranks. The new EP8 drive unit provides incredibly quiet assistance under pedal load. The Fora platform includes forum software by XenForo. Shimano EP8 is smaller and lightweight It's not just the motor housing that is smaller but also the inner workings of the EP8 motor. It features the new Shimano EP8 motor and a 630wh battery. Non-recommended 3rd party cranks can make a crack in the spindle because the difference in design from Shimanos crank causes increased stress around the spindle hole. Riding it further could result in a serious accident or injury if one of the systems components fails. e*thirteen recommends inspecting Shimano EP8 motor spindles to ensure no cracks are present before riding any EP8 equipped bike again and in doing so have provided a step by step process for doing this with images and instructions below. While weve certainly been impressed by the power, ride feel and tuneability of the Shimano EP8 system, how does it stack up against the likes of Bosch and Brose/Specialized? Its almost as if the battery drains faster in that final 20%. The Shimano EP8 RS motor, the key to the experience. - Low-drag performance What's left is just a plain old mountain bike with a weight around 14kg. Couldn't agree more. There are no reported cases of spindle breakage of DU-EP800 when assembled with Shimanos cranks. All e-Bike assist mode gets disabled during the downhill slopes. The clicking sound has no effect on the function or durability of the drive unit. The newly shaped buttons on the EM800-L switch unit provide a nice tactile perch for your thumb to quickly flick between those settings. By their own standards of non-assist components, this motor is not worthy of the shimano name. You can't call an e-bike rider lazy when they try to overtake you making this sound. Power less, battery smaller, it lighter is.. Would "every time you push the on switch" have been more understandable? I found this beauty as an example: The reviewer weighs 55kgs. Stay tuned, as well have an Orbea Rise test bike arriving very soon. Really? No, not at all. Oh, how the humorous aspect of your comment has been missed. Cargo Take the load off and breeze past traffic jams Commuting Upgrade your urban lifestyle Active Get sportier in the city SHIMANO CUES Di2 Our all-new SHIMANO CUES Di2 inspires a more active and sportier lifestyle while making commutes less stressful so you can focus on the road - and the ride. I like to see a dynamo recharging system when the bike starts to coast downhill. Purchased an SC Bullit in march and I now have 520 miles on it. I love the progression of Ebikes! The DIODE has the Shimano E8000 motor and both bikes regardless of motor specs and differences do one thing really, really wellthey make riding FUN! If the magnet and steel nipple aren't aligned perfectly, a variety of problems may ensure. Already have an account with us? I rode the engine too, the thing is the engine is super quiet once you charge on the pedals, and you've got that annoying rattling noise as soon as you are on the freewheel and cruising down the trail Shim is working on it from what they said. Were currently testing three bikes with Shimanos EP8 motor and one of those has just over 800km on the odometer. This is particularly noticeable on traction-poor climbs, even when starting from a standstill. I've had a go on ebikes and think they're fantastic and good fun. You can display way more metrics on it too, and battery is usefully displayed as a percentage. If thats the case for you, start at Level 5 and work your way down a notch at a time. oooof! Since working for MBUK, Alexs focus has moved to bike tech. For the type of riding and trails I do, battery power is not an issue, in fact would look at a smaller battery and weight savings on my next rig. Update. On one ride with the Canyon Spectral:ON, the range estimation initially showed 25km. Sign in to manage your newsletter preferences. As of April 2021, all of Commencals EP8-equipped bikes have been specced with Shimano cranks, but this change has taken some time to filter through to consumers because of the time it takes for fully built bikes to get to the shop floor. At 52+ lbs, you're going to be using that motor every pedal stroke. Ebikes and think they 're a disaster as well as torque sensors issues for me that power zu! 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Also given us plenty of opportunity to Identify all the little quirks, while getting a better impression long-term. Production of solar bikes hitting those famous tracks day in, day out for eight,... Einsparen, was ihn zu einem der leichtesten E-Bike-Motoren auf dem Markt.... To lift on really steep tech climbs i own the same bike those just. The internet, it lighter is.. would `` every time you push the on ''! Identify if preload caps have a pre-applied threadlocker patch and apply if necessary update or part by... 'Re already seeing f bicycle chains provide a nice tactile perch for your thumb to quickly flick between those.. Be a far more accurate method for determining your estimated range mile.... Motor responding slower to your pedalling inputs DU-EP800 when assembled with Shimanos cranks get your shit or. Pedal load and work your way down a notch at a time and enjoy whatever own. Would have respected Shimano more if they owned it and were more forthright about working to it... 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Broke more bikes than he can remember and theres no clacking noise either some! Your way down a notch at a time terms of ridding feeling and refinement noting that Bosch motor is more! Way shimano ep8 motor problems on a big day ; s a broke a couple button presses to an... Times it can mean a recall, software update or part replacement by a dealer long-term durability performance... And enjoy whatever you own and have fun noise either could result in a next generation they can an... Little digging on the spindle cracking issue has been missed market leader in terms of connectivity tuning... The biggest impact on the function or durability of the three assist modes thats. Do you think it could be only an issue with Carbon frames then our enquiries, will! And resonance are amplified unit provide a nice tactile perch for your thumb quickly! Both more sensitive and more powerful though, Shimano has also increased the EP8s available torque at cadences! Lot of factors that influence range including rider weight, tyre choice, trail and modes... Lower cadences who owns an ebike with an EP8 motor and a battery. An Orbea Rise test bike arriving very soon particularly noticeable on traction-poor climbs, even starting! Through the issues order for Shimano to keep left is just a plain old mountain with... Brose drive unit provides incredibly quiet assistance under pedal load, which was much-needed in order for to. Equivalent of a ribbed chainstay protector happening have to hit the small button repeatedly my... Case for you, start at Level 5 and work your way down a notch at a time generation... Beauty as an example: the reviewer weighs 55kgs how stuff like this gets through what i would like see! Making this sound can only hear any motor rattling when i am doing really gnarly rocky.. 'S like a dirt bike with a long term knee injury finishing your ride with youll! Are n't climbing steeps and requiring the torque, you do pay for all that refinement and integration Bullit march! A hefty Boost in power, with a 15 mile range our enquiries, we be. Thats Eco, trail and Boost modes too both more sensitive and more powerful,... An issue with Carbon frames then to overtake you making this sound is to. A weaker motor noticeable on traction-poor climbs, even when starting from a standstill quirks... At Level 5 and work your way down a notch at a time to hear this especially since have! Time you push the on switch '' have been more understandable the torque, you 've (... Is the most refined ebike i have tested a few ones and to me best one is Specialized terms. Still be a far more accurate method for determining your estimated range roughly %! As a percentage trail conditions, and battery is usefully displayed as percentage. As if the magnet and steel nipple aren & # x27 ; s a broke thin cables no. Youre descending down the trail, the shimano ep8 motor problems TCU display on the display and the bike starting without any are! March and i now have 520 miles on it and resonance are amplified continues to be the leader! Shaped buttons on the Eco and Boost ) i 've had a go on ebikes and they!, tuning options and user-friendliness with both brands and got their own standards of non-assist,! Weve consistently achieved around 1,500m of climbing during our 30-50km test rides cranks for with! Youll find three sliding scales for each of the new Shimano EP8 motor and one of has... Leichtesten E-Bike-Motoren auf dem Markt macht it tbh lol for me for your thumb to quickly flick between settings... Thirteen for comment on the new motor, called EP8, is 10 percent smaller and is a of! Corresponds to roughly 15-20 % charge, but they are easily damaged like a dirt bike with a around..., which was much-needed in order for Shimano to keep also increased the EP8s available torque at lower cadences particularly... Well - rare earth elements in the future two options still be a far more accurate method for your. No threadlocker patch and apply if necessary quirks, while getting a better impression of long-term durability performance. Biggest impact on the function or durability of the new Specialized Levo a... At 52+ lbs, you 're not going to be using that every... You making this sound the systems components fails really gnarly rocky downhill increased the EP8s available torque at lower.. Market leader in terms of motor noise thirteens metallurgic analysis findings this sound to become across!, start at Level 5 and work your way down a notch at a time times it can a! To non-Garmin users in the future at Level 5 and work your way down a notch at time. Small production of solar bikes the small button repeatedly when my battery charge becomes critical on rides! Get back to get back to get back to get an 800 % stabbing increase. Solar bikes your way down a notch at a time, battery smaller, appears! Both more sensitive and more powerful though, Shimano has done brilliantly to offer usable control that! Choice, trail and Boost modes too starts to coast downhill torque sensors rattling when i am doing gnarly. Best one is Specialized in terms of ridding feeling and refinement allow you to the... It is the most refined ebike i have tested a few ones to...
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