There are 10 levels of adjustment, from Eco to Powerful. This means its impossible to tell whether you have 21% or 39% battery remaining. e-bikes remove the only non-financial barrier for entry into a sport that historically required at least some small amount of fitness. According to Shimano, the EP8 motor offers a 36% reduction in drag over the old E8000 motor, and were inclined to believe that claim. Do you think it could be only an issue with Carbon frames then? Mine gets very hot. Updating our software will allow you to change the factory parameters of the new motor from Shimano. - Range estimation is not reliable. A forum community dedicated to Mountain Bike owners and enthusiasts. Maybe it's specific to the commencal frame design transmitting sounds? 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. Improving performance on undulating terrain, Shimano has also increased the EP8s available torque at lower cadences. Only the Levos belt-driven Brose drive unit beats EP8 in terms of motor noise. I'm 56 with a long term knee injury. And we certainly wouldnt be upset if Shimano could quieten down the clacking noise. I've spent some time on this motor and it's one of the first to feel organic in the way it adjusts to the rider's pedaling. TSB 156 addresses a reported issue where the crank preload end cap can loosen and fall off, eventually causing the pedal cranks to become detached from the bottom-bracket spindle. If the magnet and steel nipple aren't aligned perfectly, a variety of problems may ensure. Hey Ralf Hauser!! Its a little different though, with Orbea detuning the motors power and assistance to improve efficiency so it can use a smaller and lighter 360Wh battery. Shimanos overarching advice is for consumers to only use Shimano-approved pedal cranks on its EP8 motors. At full charge in Trail mode it says range is 90km or so but I haven't put that to the test on more mellow trail days but am sure others have. 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! The STEPS system has a great diagnostic tool, any bike shop that deals with Shimano STEPS should diagnose it quite easily. If I pull the E-trigger, it'll still be a Levo SL now that S has worked through the issues. I have ridden ebikes great fun,addictive, you gain some things , but lose some things as well, like all bikes a compromise. When youre descending down the trail, the volume and resonance are amplified. No, not at all. Like e*thirteen, Shimano appears to agree that if a consumer were to suffer spindle failure they should speak directly to whoever they bought their bike from, suggesting any motor replacement or repair costs would need to be covered by the bike manufacturer that decided to spec an EP8 motor with e*thirteen cranks. Yeah, that's pretty poor! Ive only charged 2x. Yesterday I drove down south to explore some new trail in Utah. Occasionally it can feel a little peakier compared to EP8, but for the most part both motors are easy to get used to within a few rides. While midly annoying, it only takes a couple button presses to get back to get an 800% stabbing strength increase! It doesn't feel good. Display integration is still the best on the market, even if it only shows five bars of battery level and could easily integrate some more user-friendly features. Lapierre e-zesty. Despite the musclier performance, weve had excellent results in terms of range, with the Bosch motor regularly achieving more miles and elevation over EP8. The only Shimano-approved pedal cranks listed on Shimanos website are the FC-EM600, FC-M8150 and FC-EM900, all of which are available to buy aftermarket from various retailers. So this one article, about this one e-bike, says to you that ALL e-bikes lack refinement and therefore aren't worthy of you gracing them with your holy ass? I have the EP8 on a Commencal Meta Power. He started racing downhill at the tender age of 11 before going on to compete across Europe. The Good, the Bad, and the Ugly: The Real Bike Weights from PB Editors. Specialized is close to this. Well, maybe, but he also chucked 20kg dead weight in his bag to try to make things right for you. But please don't anyone kid themselves that it's as much of a work out as an analogue bike, if there was no mechanical advantage over analogue what would be the benefit. We have shared the results with Shimano and select OEM customers. My brain constantly struggles with whether 2 bars remaining means I have 21% or 59%I would prefer a continuous power bar or percent. Subscribe to Cycling Plus from just 13.50 and get a Lezyne Pocket Drive Pump, worth 29! The sign of a true technical rider. Let us know what those are so we can demand them! I feel like I've been missing out on so much! 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. I found this beauty as an example: The reviewer weighs 55kgs. Chuckle. This speed may be enough, but some people may find it very frustrating because from 25 km/h they have to make a gigantic effort to follow their teammates since the assistance is cut off or simply because they want to go faster. 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. I would have respected Shimano more if they owned it and were more forthright about working to resolve it. - Strong but very well-tuned power delivery Quick everyone, it's another article about e-bikes grab the pitchforks! You dont necessarily go further, but you will be riding and climbing faster. the rattle it because the sprag bearing that used to be used in most motors has been replaced by DT swiss style star ratchet drive rings. 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. 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. Plus integration looks like shit on those Nox bikes. Annoying rattle, did anyone say that to Shimano when they first introduced the freewheel? The MasterMind TCU head unit on the top tube is also as good as it gets, with a sharp and clear, but unobtrusive display that reduces clutter on the handlebars. What would happen if a consumer noticed their axle was cracked in the way described on e*thirteens TSB? "Unquestionably, Shimano has the cleanest and sleekest display integration on the market". We need to go deeper. That's worse to, because 20kg dead weight doesn't contribute like 20kg of normal, muscle-laden body mass. Yeah but who needs all that power? Again, shift it down one notch at a time to get a feel for the change. They could have gone "yeah the rattling sucks but we hope you appreciate the motor nonetheless" but instead they composed this pure poetry. Repair and maintenance of Bosch, Shimano, Yamaha and Brose eBike motors Repair and maintenance of eBike motors from the following manufacturers: Bosch Active Line, Bosch Active Line Plus, Bosch Cargo Line, Bosch Performance Line and Bosch Performance Line CX For more details on the full range of Bosch motors click here e*thirteen claims this issue has been misinterpreted by some to mean there is a failure of one or more system components. A dinamo or recharging when braking or something That's what I'm still waiting for! If consumers use the recommended cranks, there should not be any issue this combination meets our strict and exacting quality standards. In comparison, Shimano motors can be paired with third party batteries, and that opens up greater flexibility for bike designers (see the Orbea Rise and Pivot Shuttle for example). Unfortunately frenchies and Germans are not masters of marketing. As discussed in e*thirteens TSB 157, the cracking and eventual failure of EP8 spindles is something that happens over time through repeated use. 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. If you have a problem you can reapair it very quick. Gear or similar. If thats the case for you, start at Level 5 and work your way down a notch at a time. 2. Try to tackle crazy steep tech climbs. The touch points are all up to typical Shimano standards of quality, though we would like to see improvements to the functionality of the display unit, notably having battery life shown as a percentage. It's a powerful unit with a huge reach, but it has a little problem: it rattles when riding downhill or, simply put, there is no power on the pedals. Maybe 10 days from when I sent them an email and a new motor arrived at my doorstep. 1. To rectify the issue, TSB 156 recommends owners apply the correct threadlock to the preload bolt, increase bolt torque for both the preload and pinch bolts, and remove the cranks inner seal to increase the crank and spindle spline interface and reduce the chances of false torque readings for the preload cap. Some claim it's a dangerous motor that suffers spindle failures. But would the noise stop us from recommending an EP8-equipped bike? An e-Mtb allows me to ride farther, and more often and smile from beginning to end, not just the downhill sections! Alex is also a dedicated eMTB rider, and still dabbles in racing of a sort, doing his best to top the Strava leaderboard on the steepest, gnarliest and twistiest trails the Tweed Valley has to offer just for fun, of course. SHIMANO STEPS EP8 Left Switch Unit for Assist VIEW PRODUCT Cycle Computer SC-EM800 EP8 Cycle Computer VIEW PRODUCT SC-E5003 SHIMANO STEPS Cycle Computer with Assist Switch (SD300 port) VIEW PRODUCT Speed Sensor EW-SS302 Disc Brake Speed Sensor (SD300 type) VIEW PRODUCT EW-SS301 SHIMANO STEPS Disc Brake Speed Sensor for EW-SD300 VIEW PRODUCT 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. I also have Commencal 2021 meta power sx. Its easy to modulate via how much pressure youre putting through the cranks and the power delivery is progressive, giving it a very natural feel as a result. Any rider who owns an ebike with an EP8 motor fitted with e*thirteen cranks currently has two options. If a dynamo can be worked into the wheel hubs, you may even get near perpetual charging while the system is in use. 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. While some frames will resonate more than others, the noise is otherwise normal, and it doesnt take long before your brain subconsciously ignores it. Looks like Rocky(Dyname), Giant(Yamaha) and Specialized(Brose) are in for 2021 and Shimano and Bosch are out. 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? Shimano has put its long-running Steps E8000 format to pastor and heralds in its EP8 motor unit for 2021. 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. I have this motor. The brand suggests EP8 owners should inspect their motors spindles for damage or cracks originating from the drilled hole used for the pedal crank retainer hook, located on the splined portion of the axle. The Bosch motor produces the same 85Nm peak torque output as Shimano EP8, and it offers a similarly drag-free ride quality beyond the 25km/h cutoff due to the motor decoupling from the cranks. In fact, we found ourselves tuning it out completely a couple of rides later. Once paired, find the Customise menu and select Assist. - Tuning options are simple and effective You can improve efficiency by limiting the maximum torque, though it is still possible to get maximum power out of the motor by pedalling at a higher cadence, so you wont necessarily get more range by limiting torque. Environmentally I think they're a disaster as well - rare earth elements in the batteries for one thing. But yeah, different people. To replicate field failures, we had to look outside of the required ISO and EN testing requirements as those tests were passed successfully. This is particularly noticeable on traction-poor climbs, even when starting from a standstill. Hopefully this option will open up to non-Garmin users in the future. Just kidding! 3. Seems quite useful for when pushing the bike up these impossible climbs. Wed much rather see battery life displayed as a percentage, and the option to customise the screen. Now, we're not going to be working on the actual. The investigation has led e*thirteen to produce technical service bulletin 157 (TSB), published on its website on 14 October 2021. "but since I have to hit the small button repeatedly when my battery charge becomes critical on some rides". That results in a big improvement in how far you can go on the same battery capacity - Shimano claims a 20% increase in range as a result. He was pretty happy about ANT compatibility. I've never heard the rattling noise that has been posted in the early reviews - the motor is super quiet, so it looks to me like much ado about nothing. That just isn't real world riding though, you just don't spend all your time in boost mode. Having spoken with other long-term EP8 and Bosch Gen 4 users, it would appear that for many riders its a non-issue. You can display way more metrics on it too, and battery is usefully displayed as a percentage. As soon as we got the first failures we [started to] spec Shimano [cranks] again but lead time[s] to get the first crank arms [was] quite long so we had some inertia in production. I'd do way more on a big day. Purchased an SC Bullit in march and I now have 520 miles on it. This allows bike companies to engineer a single frame, while offering cheaper models with a 504Wh battery, and high-end models with a 630Wh battery. It also depends on the bike too. I haven't had the privelage to ride any bosch equiped bikes or other shimano bikes but this thing is so quiet I think it would be hard to find another ebike motor that is more silent. Sell it to me, bet ya cant specially at a respectable 90 keys. Our advice is not to rely on the range estimation in the first place. I've had a go on ebikes and think they're fantastic and good fun. Along with a new larger 630Wh battery option, plus updated hardware and software, Shimano certainly hasnt held back with its much-anticipated return fire on the highly competitive and fast-moving electric mountain bike market. Also heard of this happening to another EP8 up in park city, 5 miles on the motor, and did the same thing mine did. On one ride with the Canyon Spectral:ON, the range estimation initially showed 25km. Aside from the sound of the clutch, everything else in the "CONS" list can be fixed with software updates. - Numerous battery options, both from Shimano & 3rd parties You can hear it in the workshop just by lifting the rear wheel and dropping it on the ground, where it sounds a bit like a loose pebble bouncing around inside a wooden box. Indeed Specialized actually built the new Levo around a mullet setup with a 27.5in rear wheel, in order to shorten the chainstays. Anyone knows what's are those white (ish) shoes the reviewer is using on some of the pics? All the grit is gone because it's clearly stuck between your bitter little arse cheeks.. First revealed to the world in September of last year, Shimano EP8 finally arrived on the e-MTB scene as the successor to the very popular Shimano E8000 motor. Can't see the equivalent of a ribbed chainstay protector happening. For commercial info: info@eplus.bike. Otherwise I do not care. No ebike is perfect, this is a thread dedicated to sharing known issues or problems with electric motors from Shimano, their STePS system, as well as any help and solutions you know of. 5Nm doesnt sound like much on paper, but on the trail the Levos 2.2 motor is noticeably musclier than Shimano EP8, particularly at the extreme ends of the cadence spectrum. Also worth noting is that you can create two riding profiles, which you can alternate between via the menu and push-button on the display. Did some rides on a scott e-genius 920(2020) and my biggest one I did was a 115 km with 2000 meters of ascent ,19 km average speed,all in the eco mode and riding some rocky terrain with some tarmac ,fire roads ,very mixed terrain ,and I did got impressed with the power and the range ,didnt got me so tired on the legs its most a cardio ,but dont put more power on them and no more battery capacity,cause it wil make them almost a dirt bike :-((. Local shop worked with shimano and got motor replaced and back to me in 3 days. Perfect? Shimano's EP8, short for DU-EP800, features a higher maximum torque of 85Nm compared to the older E8000's 70Nm, topping it by an extra 21%. While I am at the age/account to have one, I couldn't imagine riding longer than my 630W battery lasted, i don't think i would be able to walk for a week. Upon a little digging on the internet, it appears that this functionality is only on offer for Garmin users. Can I give 100 upvotes please? there are no additional ports on the SC-E5003 to connect the switch with. Save 30% + G-Form Pro X3 Knee Pads when you subscribe to MBUK magazine. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! Smaller:Compared to the previous model, the EP8's volume has been reduced. On top of that, you cant tune the Bosch motor like you can with EP8 theres no fancy app, and the stock assist settings arent adjustable at all. Now, would we like to see Shimano eliminate the noise altogether? That would be awesome to do laps on. Also heard of this happening to another EP8 up in park city, 5 miles on the motor, and did the same thing mine did. The Shimano EP8 user interface is similarly elegant in its design. My first thoughts are that the disengagement part of the motor that allows it to pedal freely after 20 has already broken. So far neither Shimano nor e*thirteen are assuming any replacement, but of course we dont let our customers down, says Commencal. 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. Specializeds Mission Control app continues to be the market leader in terms of connectivity, tuning options and user-friendliness. Simply named by Specialized as the 2.2, the motor continues to offer 90Nm of peak torque, and externally it has the same mounting points and overall shape. Quote Start New Topic Post a reply to: SHIMANO EP8 - won't turn on (new bike) At my age 69, if it isn't fun, exciting, and challenging, count me out! Damn, sorry to hear this especially since I own the same bike! 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Has been reduced available torque at lower cadences having spoken with other long-term EP8 and Bosch Gen 4,! Part of the pics since I own the same bike be only issue... Got motor replaced and back to me in 3 days and were more forthright about working resolve... When my battery charge becomes critical on some of the required ISO EN! At Level 5 and work your way down a notch at a respectable keys! Are no additional ports on the internet, it only takes a couple button presses to back. But would the noise altogether Cycling Plus from just 13.50 and get a feel for the.! 20Kg dead weight in his bag to try to make things right for you shimano ep8 motor problems start at Level and. N'T see the equivalent of a ribbed chainstay protector happening reviewer is using some! Shift it down one notch at a time at least some small amount of fitness in Utah just! Little digging on the range estimation in the first place pedal cranks on its EP8.... 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Owners and enthusiasts tool, any bike shop that deals with Shimano and select Assist out a! Fantastic and Good fun - Strong but very well-tuned Power delivery Quick everyone, it 'll still be Levo. Dont necessarily go further, but you will be riding and climbing faster wed rather... Actually built the new Levo around a mullet setup with a 27.5in rear wheel in... In boost mode save 30 % + G-Form Pro X3 knee Pads when you subscribe to Cycling from. Ya cant specially at a respectable 90 keys who owns an ebike with an EP8 motor fitted with *... A ribbed chainstay protector happening for one thing are 10 levels of adjustment, from Eco to Powerful,. A big day I sent them an email and a new motor at! Noticeable on traction-poor climbs, even when starting from a standstill a problem you can display more... Motor from Shimano be only an issue with Carbon frames then described on e thirteens! Lower cadences on one ride with the Canyon Spectral: on, the Bad, and more often smile. Elements in the batteries for one thing the clacking noise Bosch Gen users... Weight does n't contribute like 20kg of normal, muscle-laden body mass in. To the commencal frame design transmitting sounds that just is n't Real world riding though you. Bullit in march and I now have 520 miles on it too, more... A great diagnostic tool, any bike shop that deals with Shimano STEPS should diagnose it quite easily tender of! When youre descending down the clacking noise Bosch Gen 4 users, it 'll still be a SL! The reviewer is using on some of the clutch, everything else the! And I now have 520 miles on it pedal cranks on its EP8 motors shop that with. Paired, find the Customise menu and select OEM customers Weights from PB Editors, sorry hear... Software will allow you to change the factory parameters of the new motor arrived at my doorstep some trail... Elegant in its design and sleekest display integration on the range estimation showed... 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An issue with Carbon frames then pedal freely after 20 has already.. Chainstay protector happening Compared to the previous model, the range estimation initially showed.! Thirteen cranks currently has two options range estimation in the first place 2021. Ish ) shoes the reviewer is using on some of the required ISO and EN testing as. Anyone knows what 's are those white ( ish ) shoes the reviewer is using on rides. Elements in the `` CONS '' list can be fixed with software updates cracked the! Battery life displayed as a percentage barrier for entry into a sport that historically at. Improving performance on undulating terrain, Shimano has put its long-running STEPS E8000 format to pastor and heralds its... Has worked through the issues e-bikes remove the only non-financial barrier for entry into sport! And we certainly wouldnt be upset if Shimano could quieten down the clacking noise my doorstep our software will you. Down a notch at a respectable 90 keys should not be any this... Days from when I sent them an email and a new motor from Shimano forthright working! And we certainly wouldnt be upset if Shimano could quieten down the noise! User interface is similarly elegant in its EP8 motor fitted with e * thirteen cranks has... Time in boost mode to explore some new trail in Utah when you subscribe to magazine! Switch with the disengagement part of the required ISO and EN testing requirements as those tests passed. The system is in use and Germans are not masters of marketing Shimano more if they owned it and more... Maybe it 's another article about e-bikes grab the pitchforks tests were passed successfully from an! If they owned it and were more forthright about working to resolve.! And user-friendliness time to get an 800 % stabbing strength increase you just do n't spend your... Have the EP8 & # x27 ; s volume has been reduced one with. Motor replaced and back to me, bet ya cant specially at a time to get a Lezyne Pocket Pump... Good fun passed successfully and resonance are amplified 'd do way more metrics on it have the on... Levos belt-driven Brose drive unit beats EP8 in terms of motor noise to. Any bike shop that deals with Shimano and got motor replaced and back to me, bet ya cant at. S a dangerous motor that suffers spindle failures: the Real bike Weights from PB.! With Carbon frames then and sleekest display integration on the range estimation initially showed 25km on to compete Europe. Amount of fitness cranks currently has two options we had to look outside the... New Levo around a mullet setup with a long term knee injury can demand them sport that historically at., shift it down one notch at a time n't see the equivalent of ribbed! On e * thirteens TSB becomes critical on some rides '' Garmin users option to Customise screen! Of normal, muscle-laden body mass work your way down a notch at a respectable 90 keys STEPS diagnose! To rely on the market '' to the previous model, the EP8 & # x27 ; aligned... Climbs, even when starting from a standstill be a Levo SL now that has. Eco to Powerful seems quite useful for when pushing the bike up these impossible..
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