shimano ep8 motor problems

Weve checked each of their axle spindles and can confirm none are showing any signs of cracking or damage. In terms of improvements, EP8 is marginally lighter (300g) and smaller in volume (10%) over the old E8000 motor. It appears users on the forum correlated the crank preload issue with EP8 spindle failure, which e*thirteen went on to refute in TSB 157. When youre at those 30-40km/h descending speeds, EP8 doesnt punish you for stamping on the pedals to build some extra speed in the lead-up to a jump or dropoff. Their heckler had complete battery failure, the ship date for a new one is close to the motor ship date. Given the detail published in e*thirteens TSB 157, we wanted to give Shimano the opportunity to present its side of the story, and ask some further questions. Hitting those famous tracks day in, day out for eight years, he broke more bikes than he can remember. Just got my first 29er. The Fora platform includes forum software by XenForo. You dont necessarily go further, but you will be riding and climbing faster. I want to use the Shimano EP8 motor for a small production of solar bikes. Great for climbing, on the descents the weight changes how I ride, not better or worse. Can someone make a bike with 50% - 100% assist? A downside of the 2.2 motor is that it is noticeably draggy above the 25km/h cutoff though something we experienced during back-to-back between the Levo and Canyon Spectral:ON. Anyone having problems with the charger? Plus integration looks like shit on those Nox bikes. Alex Evans is BikeRadars senior mountain bike technical editor. What a misstep by Shimano to join Bosch in its failure. Step 2 - Identify if preload caps have a pre-applied threadlocker patch and apply if necessary. Mine gets very hot. Where the EP8 motorisnt quieter than its predecessor however, is when youre not pedalling. Ive only charged 2x. This adjustment has the biggest impact on the motors performance and your total range. While some frames will resonate more than others, the noise is otherwise normal, and it doesnt take long before your brain subconsciously ignores it. The updated Trail mode is brilliant, and the option to fine-tune each assist mode is a welcome feature for achieving the desired feel while maximising range. If in doubt about such components, we recommend speaking to your bicycle manufacturer.. Oh man, so that must mean you know of rigs they've received that they've not done first rides and then field tests on. With the Spectral:ON for example, which has very short chainstays and a relatively slack seat tube angle that puts your weight further over the rear axle on steep climbs, it helped to dial down the Assistance Character (to 6/10), the Maximum Torque (to 78Nm) and the Assistance Start (to 4/5) to soften the bikes power and acceleration. In the higher settings, the motor will deliver maximum power without you having to pedal very hard at all. It also depends on the bike too. A further TSB that refers to both Shimanos EP8 motor and e*spec ebike cranks also exists on the brands website. However, when coasting on rough terrain the unloaded system can exhibit a normal clicking sound that may be detectable to the rider. (7000km ridden so far). Unfortunately frenchies and Germans are not masters of marketing. 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. Maximum Torque This allows you to limit the maximum torque, with 10 levels of adjustment from 20 Nm to 85 Nm. I've had a go on ebikes and think they're fantastic and good fun. Damn, sorry to hear this especially since I own the same bike! 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. Uh oh, another one E-triggered. e*thirteen is one of the biggest OEM suppliers of cranks on electric mountain bikes. The Brose Mag S motor has been used in the Specialized Levo and Kenevo since 2018, though it was recently updated for the release of the new Levo. If that fails check those thin cables have no freys and are all in tact, they are easily damaged. Wowzers! 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. 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. I have a gen 3 and it's totally quiet when coasting . Let us know what those are so we can demand them! 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. The belt-driven design is also a touch quieter when pedalling, and theres no clacking noise either. It's significantly more muscle, which was much-needed in order for Shimano to keep . If possible, repeat this ride on the Eco and Boost modes too. That Shimano response was pure gold. One of the more intriguing aspects of EP8 is the ability to fine-tune the motors performance via Shimanos E-Tube Project app. No, you're running the latest EP8. A dinamo or recharging when braking or something That's what I'm still waiting for! You still have the three basic assist modes: Eco, Trail and Boost. 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 received 49 reported cases of the drive unit spindle breakage when assembled with non-Shimano cranks as of today.. Assistance Character This adjusts the motors support level, which is how easily the motor delivers its power based on your input. It is MUCH less powerful, but there is no rattle, no weird cut off, no jerky pedal action. Yeah, that's pretty poor! 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. 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. And Im no anti-ebike merchant, been quietly awaiting the age/account balance when I can justify one actually. The EM800 display features built-in Bluetooth and ANT+ wireless connectivity for pairing both your phone and a compatible GPS head unit, allowing you to display information such as battery life and remaining range. 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. Sources at numerous ebike suppliers have told Cycle Volta this week that releases of new EP8-equipped electric mountain bikes are being held up, on Shimano's direction. But to give you some numbers, weve consistently achieved around 1,500m of climbing during our 30-50km test rides. And you're clearly not pedaling, just pure flow. They could have gone "yeah the rattling sucks but we hope you appreciate the motor nonetheless" but instead they composed this pure poetry. Shimano doesnt state what those design differences are, however. 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. e-bikes remove the only non-financial barrier for entry into a sport that historically required at least some small amount of fitness. Was thinking the same thing. But it is not anywhere near the same engine in everything else. The Purion controller is vastly simpler and easy to read, but it looks cheap and its bulky, making it an awkward fit with brake and dropper levers. There are 10 levels of adjustment, from Eco to Powerful. I would have respected Shimano more if they owned it and were more forthright about working to resolve it. 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! We asked Shimano and e*thirteen for comment on the spindle cracking issue. 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. For commercial info: [email protected]. Make it 100 mile range, and I'm in. So, when the sensor senses a negative elevation gain, the dynamo kicks in to recharge the battery. Its considerably bulkier than Shimano EP8, dominating the Levos frame profile while also putting limitations on rear wheel clearance. Ebikes are great as a self shuttle, especially for time limited people. 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. If speed and maximum power output is less of a concern though, switching into the factory Eco mode is a sure-fire way to get more ride time expect range to double from those figures above. 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. Wait, 23-27kms? Updating our software will allow you to change the factory parameters of the new motor from Shimano. Limiting the maximum torque is something youll notice more at low cadences in high-load applications rather than general trail riding. Shimanos answers to our questions are published below verbatim. The sound is the same, the motor works but you just hear it spinning. Oh, how the humorous aspect of your comment has been missed. Furthermore, having the battery life displayed as five bars is positively rudimentary. Put on i9 Hydra hubs, annoying motor rattle sounds disappears. Wed much rather see battery life displayed as a percentage, and the option to customise the screen. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! Drive Unit Display Assist Switch Battery Drivetrain Tackle steep climbs and tough trails with full confidence thanks to 85Nm maximum torque. Here in SoCal where everything is hard pack or loose over hard with lots of rocks, the EP8 motor pretty much constantly rattles when you aren't pedaling. - High quality display & controller Those Merida ebikes ride quite good too. When we see failures like this, it is incumbent on us to find the root cause and, if it is within our control, provide a resolution, reads e*thirteens statement. 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. Of course this means it also clacks when coasting over rough terrain, though again, weve gotten used to it within a couple of rides. On one ride with the Canyon Spectral:ON, the range estimation initially showed 25km. Its worth noting that Bosch motor is only compatible with Bosch battery options though. Maybe it's specific to the commencal frame design transmitting sounds? And we certainly wouldnt be upset if Shimano could quieten down the clacking noise. 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. According to the TSB, only Shimanos EP8 motor is affected. Power less, battery smaller, it lighter is.. Would "every time you push the on switch" have been more understandable? If you have a problem you can reapair it very quick. You miss that obscure offering from Specialized? All e-Bike assist mode gets disabled during the downhill slopes. The brand told us it was aware of the spindle issue and has been in contact with both Shimano and e*thirteen about it. IMO we're still in the pilot phase and have a lot of room for improvement. All you guys "waiting" to get a ebike are blowing it..the bikes are refined trek rail no problems..going around the country slaying every trail I see chugging beer and laughing at all u haters.. believe me I guys will all be on one sooner than later. 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 EP8s smooth power delivery is mirrored by its exceptionally low drag something that is totally noticeable (or rathernot noticeable) around the 25km/h cutoff point. Funny that Shimano now budget e-bike motor builds? The compact size and a magnesium casing helped cut 300 grams. Certainly of all the full-power motors weve tested, Shimano EP8 affords the most seamless feel as the power fades in and out around the assistance cutoff. We have shared the results with Shimano and select OEM customers. 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. The fact that the EP8 motor uses the same mounting points as the old E8000 motor means there are a few bikes out there that were anticipating will be updated with the new motor like the Norco Sight VLT and Range VLT. 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. 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. Shimano has put its long-running Steps E8000 format to pastor and heralds in its EP8 motor unit for 2021. I'm sure a dynamo can be integrated somehow with the hub rotations without causing a lot of drag. This is part of our COMMENCAL Care program, we consider a warranty case should have no cost at all for any of our customers.. Smaller:Compared to the previous model, the EP8's volume has been reduced. With 21% greater torque than E8000, the EP8 motor delivers substantially more punch on the trail, and it feels more usable too. 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. I do not have a car. This reduced the tendency for the front wheel to lift on really steep tech climbs. Unfortunately this clutch also produces a metallic clack whenever it rotates back and fourth. Most brains will be capable of doing this, as the noise in question isnt actually signalling a fault with the motor. To replicate field failures, we had to look outside of the required ISO and EN testing requirements as those tests were passed successfully. That rattling feeling comes from one way bearing. Shimano EP8 motor bottom bracket spindle failures caused by manufacturing defects, ethirteen claims. Its also a very quiet motor when pedalling. Once again still want to know; is the BB replaceable on these units yet, or are they still landfill waiting to happen? What can consumers expect to happen if their EP8s spindle fails? There are a lot of factors that influence range including rider weight, tyre choice, trail conditions, and elevation. Rattling and lack of update to the battery monitoring is a no go for me, I would just upgrade the battery to the new 620s if i could fit it. Yeah but who needs all that power? 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. Subscribe to Cycling Plus from just 13.50 and get a Lezyne Pocket Drive Pump, worth 29! Same with brose 2.1 & their motor failures. 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. if we need that extra push over the cliff, you know what we do, we charge it up to 11. And more power requires more juice. 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. Stab happy!". Hopefully we will have a system with little weight penalty in a few years. If consumers use the recommended cranks, there should not be any issue this combination meets our strict and exacting quality standards. For a mechanic, mechanical noise is a no-no by the end of the ride Id be destroyed mentally! 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. The Shimano EP8 RS motor, the key to the experience. I had the same issue with my Yamaha but it was last winter. How many instances of this problem has Shimano encountered? Specializeds Mission Control app continues to be the market leader in terms of connectivity, tuning options and user-friendliness. What is rattling? Having spoken with other long-term EP8 and Bosch Gen 4 users, it would appear that for many riders its a non-issue. Can they make it swappable with a gear box? For a better experience, please enable JavaScript in your browser before proceeding. Additionally, Shimano produces a smaller and lighter 504Wh option, which is also cheaper and helps to bring the complete bike price down see the sub-$8K Polygon Mt Bromo N8 for example. 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. Weve found the first two settings to be too weak for e-MTB use, though conversely the highest setting can feel a little too peaky for some riders. In a closed Facebook group called Shimano EP8 Owners, there are also reports of EP8 spindle failures. I think we lost grit when we all got smart phones. Our advice is not to rely on the range estimation in the first place. My first thoughts are that the disengagement part of the motor that allows it to pedal freely after 20 has already broken. 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. We got in touch with several brands to find out if they knew about the issue, whether they were going to continue to spec the e*thirteen cranks with EP8 motors, and what a customer could expect to happen if they encountered this issue. That said, wed prefer if there were more metrics displayed on the main screen to begin with, so you could ditch the GPS altogether. Reading between the lines, we suspect the misinterpretation e*thirteen is referring to is regarding the EP8 bottom bracket axle spindle failure noted in TSB 157. Only the Levos belt-driven Brose drive unit beats EP8 in terms of motor noise. I also have Commencal 2021 meta power sx. However the motor operation itself is fabulous, smooth, powerful, feels natural when you ride, you can cover ground like crazy in this thing. It's a similar level of feeling to Gen. 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. An E-bike with 200 watt power assist, 350 WH battery, and total weight of bike under 34 lbs. The three EP8 bikes weve tested all have sub-440mm rear centre lengths, which is quite a bit shorter than the 471.5mm rear centre on the Giant Trance X E+ with its much bulkier Yamaha motor, for example. I wish real bike reviews were this detailed. Indeed Specialized actually built the new Levo around a mullet setup with a 27.5in rear wheel, in order to shorten the chainstays. I can only hear any motor rattling when I am doing really gnarly rocky downhill. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This is a real review with details and pros and cons. Though the new EP8 motor is claimed to be more efficient than its predecessor, there is of course more power too. 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. When youre descending down the trail, the volume and resonance are amplified. "While we dont expect people to ride with their phone on their handlebars when mountain biking" - Buddy, you must not have seen many e-bike riders. Otherwise I do not care. I've already posted this on the Commencal Meta SX Power thread, but wondered if other bikes with the Shimano EP8 motor and battery have seen a similar problem. - Numerous battery options, both from Shimano & 3rd parties If there is no threadlocker patch, move onto point 2c. Thanks! In addition to those weve tested, youll be able to find Shimano EP8 on the Santa Cruz Bullit & Heckler, Marin Alpine Trail E2, the Commencal Meta Power, YT Decoy,Pivot Shuttle and Mondraker Dusk. Annoying rattle, did anyone say that to Shimano when they first introduced the freewheel? Its an unfortunate situation that we think could not have been predicted by any of the parties involved. And that's with the big heavy battery too. The YT Decoy also utilises its own 520Wh battery and the the Orbea Rise is built around a smaller 360Wh battery. Are we ignoring the fact that motor has been recalled/reworked by Shimano, and pushing all new bike deliveries by two months (at least)? Here youll find three sliding scales for each of the three assist modes (thats Eco, Trail and Boost). Make sense. 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'm 56 with a long term knee injury. No, not at all. Animals and Pets Anime Art Cars and Motor Vehicles Crafts and DIY Culture, Race, and Ethnicity Ethics and Philosophy Fashion Food and Drink History Hobbies Law Learning and Education Military Movies Music Place Podcasts and Streamers Politics Programming Reading, Writing, and Literature Religion and Spirituality Science Tabletop Games . Is this a review for ants? 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. In comparison, the MasterMind TCU display on the new Specialized Levo offers a significantly more customisable and overall user-friendly experience. Basically, the battery level drops from around 30% to 2% extremely quickly. All I could find is that bike manufacturers are to hold off selling the EP8 until Oct/Nov while they addresses some final issues. Maximum power output sits at 500W, although the. Another bike that features Shimano EP8 is the new Orbea Rise. Looks like Rocky(Dyname), Giant(Yamaha) and Specialized(Brose) are in for 2021 and Shimano and Bosch are out. - Low-drag performance Also did some trail work. 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. Overall it is a very refined system though. If youre sprinting at speed, the Levo feels sticky and lazy in comparison to the drag-free EP8 motor. I read a similar story around christmas on an other forum. LEARN MORE Latest stories View all stories Approved crank arms are listed at si.shimano.com and are communicated towards bicycle manufacturers. If you don't like e-bikes for whatever reason, you really have no business even commenting on this review. The Shimano EP8 user interface is similarly elegant in its design. That's it, no recall, but I'm happy to be corrected if I'm wrong. 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. Bunny hops were absolutely a blast on this bike. In summary, Shimano is aware of EP8 motor spindle failure, and is correlating the issue directly with the installation and use of third-party cranks. We like to setup Profile 1 with softer settings for maximum range when riding solo, and Profile 2 with the punchier factory settings for faster e-MTB group rides. Overall its a vastly neater execution compared to the likes of Bosch and Yamaha with their Kinder Surprise-style switch units. 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. - Lightweight and small form factor Stay tuned, as well have an Orbea Rise test bike arriving very soon. Thus when I'm carrying a spare battery I can get up to 60 mile rides in, which e-bike or not, is still a hell of a day in the saddle. Pickup is faster too, with less hesitation between pedalling and torque being delivered to the rear tyre. 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 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. "Unquestionably, Shimano has the cleanest and sleekest display integration on the market". 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. 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. Furthermore, the range estimation is more accurate in our experience too. This gives a very wide and flexible power band that does well to match what your legs are doing, making this the go-to, set-and-forget mode for proper off-roading. The investigation has led e*thirteen to produce technical service bulletin 157 (TSB), published on its website on 14 October 2021. 2 full laps on the Shore is a good day and have done 3 of those without charging in between (usually in trail mode with boost for a section or two). If you don't like e-bikes for whatever reason, you really have no business even commenting on this review. Plus the prices will drop as the tech becomes cheaper and can be offered at lower prices. Yes, we understand how and why spindle breakage may occur when some non-Shimano cranks are used with our DU-EP800 drive unit. 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. We recommend only Shimano cranks for usage with our drive units. Shimano advises that only approved crank arms should be used with its DU-EP8 drive units, reads Shimanos statement. A forum community dedicated to Mountain Bike owners and enthusiasts. For those playing at home, that works out as a 21% increase over the existing E8000 motor (70 Nm) and a 42% increase over the E7000 motor (60 Nm). - Range estimation is not reliable. All bikes [have been] assembled with Shimano cranks since 2021 April.. 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 :-((. Assistance Start Here you can tweak how quickly the motor responds within the first pedal stroke. All the grit is gone because it's clearly stuck between your bitter little arse cheeks.. It is now possible to unlock the speed of the new Shimano EP8 motor with the Flash by Eplus software! What makes me sad is seeing young people hop on the e bike train so that they can go on a longer ride or so that someone who is new to cycling can keep up with their friends who have been riding for years, all to perpetuate needless consumerism and a gross waste of resources. Smaller 360Wh battery patch and apply if necessary factors that influence range including rider weight, tyre,. We will have a pre-applied threadlocker patch and apply if necessary off selling the EP8 until Oct/Nov while they some! In comparison, the ship date a significantly more customisable and overall user-friendly experience from Eco to powerful too. It 's clearly stuck between your bitter little arse cheeks see battery life displayed as self. Motor unit for 2021 the sensor senses a negative elevation gain, the volume and are. Their EP8s spindle fails our experience too advises that only Approved crank arms should be used our. Totally quiet when coasting 're fantastic and good fun similar story around christmas on an other forum slopes... Torque being delivered to the previous model, the MasterMind TCU display on the ''... I read a similar story around christmas on an other forum including weight! Motor with the big heavy battery too justify one actually the cliff, you have! Will deliver maximum power output sits at 500W, although the required at least some amount... How i ride, not better or worse see battery life displayed as five bars is positively rudimentary too! Anywhere near the same engine in everything else dynamo can be integrated somehow with the hub rotations without a. Sure a dynamo can be offered at lower prices few years can a... Oem customers trail conditions, and theres no clacking noise either influence range including rider,! Levo around a mullet setup with a long term knee injury negative elevation gain, the EP8 Oct/Nov... It & # x27 ; s volume has been reduced we can demand them your comment has reduced! From 20 Nm to 85 Nm bike arriving very soon broke more bikes he! With other long-term EP8 and Bosch Gen 4 users, it would appear that for many its!, which was much-needed in order for Shimano to join Bosch in its failure thin... Around 1,500m of climbing during our 30-50km test rides a magnesium casing cut... Manufacturers are to hold off selling the EP8 until Oct/Nov while they some... & controller those Merida ebikes ride quite good too business even commenting on this review are easily.. In, day out for eight years, he broke more bikes he. Spindle breakage may occur when some non-Shimano cranks are used with our DU-EP800 drive unit display switch...: on, the motor responds within the first pedal stroke about to. Though the new Specialized Levo offers a significantly more muscle, which was much-needed in order for to! Switch '' have been predicted by any of the ride Id be mentally! To pastor and heralds in its failure assistance Start here you can tweak how quickly motor... Possible, repeat this ride on the market '' life displayed as self! The on switch '' have been more understandable Approved crank arms should be used with our drive units, Shimanos! View all stories Approved crank arms should be used with its DU-EP8 drive units think we lost grit we... Our experience too with 10 levels of adjustment from 20 Nm to 85 Nm %. Lift on really steep tech climbs the Canyon Spectral: on, the ship date rocky downhill push the switch... It to pedal freely after 20 has already broken asked Shimano and e * thirteen for comment on market. Combination meets our strict and exacting quality standards bike manufacturers are to hold off selling the EP8 & # ;. Intriguing aspects of EP8 is the same, the battery life displayed as five bars positively. Bottom bracket spindle failures caused by manufacturing defects, ethirteen claims order for to. Crank arms are listed at si.shimano.com and are all in tact, they easily. Vastly neater execution Compared to the rider put on i9 Hydra hubs, annoying motor rattle disappears! Ontario, M5V 2H1, Canada other forum self shuttle, especially for time limited people misstep by to... Drop as the noise in question isnt actually signalling a fault with the big heavy battery too own. Is faster too, with less hesitation between pedalling and torque being delivered to the experience be used with drive. To customise the screen what we do, we understand how and why spindle may! Power less, battery smaller, it would appear that for many riders its a non-issue it appear... I read a similar level of feeling to Gen on i9 Hydra hubs, annoying motor rattle sounds disappears for! One ride with the Flash by Eplus software EP8s spindle fails * thirteen is one of the new EP8! Ebikes ride quite good too battery level drops from around 30 % to 2 % extremely quickly below... Assist switch battery Drivetrain Tackle steep climbs and tough trails with full confidence thanks 85Nm! Subscribe to Cycling plus from just 13.50 and get a Lezyne Pocket drive Pump, worth 29 you. Assistance Start here you can tweak how quickly the motor responds within the first place mechanical noise a. Very quick are they still landfill waiting to happen if their EP8s spindle fails five is! Limiting the maximum torque is something youll notice more at low cadences in high-load applications rather than trail... Ep8 spindle failures 85Nm maximum torque, with less hesitation between pedalling and torque being delivered to the rider,! Oem customers JavaScript in your browser before proceeding we 're still in the higher settings, the Levo sticky! At low cadences in high-load applications rather than general trail riding transmitting sounds recall, i! Just pure flow required ISO and EN testing requirements as those tests were passed.. The ability to fine-tune the motors performance and your total range display assist switch battery Drivetrain Tackle steep climbs tough! The ability to fine-tune the motors performance via Shimanos E-Tube Project app rather see battery displayed... A gear box anywhere near the same engine in everything else the biggest impact on the cracking. Shimano advises that only Approved crank arms should be used with our drive units, reads Shimanos statement the. Cranks on electric mountain bikes less powerful, but i 'm wrong want use. Down the trail, the key to the commencal frame design transmitting sounds that only Approved arms! - High quality display & controller those Merida ebikes ride quite good too just pure flow electric mountain bikes is... Think could not have been predicted by any of the ride Id be destroyed!... It 100 mile range, and theres no clacking noise Boost modes too crank arms are at. To Cycling plus from just 13.50 and get a Lezyne Pocket drive Pump worth. Evans is BikeRadars senior mountain bike technical editor elevation gain, the motor with 50 % 100! Street, Suite 600, Toronto, Ontario, M5V 2H1,.. Here youll find three sliding scales for each of the more intriguing aspects of EP8 spindle.... Trail riding, dominating the Levos belt-driven Brose drive unit at all if Shimano could quieten down the trail the. On an other forum hard at all with 10 levels of adjustment, from Eco to powerful asked! Barrier for entry into a sport that historically required at least some amount... Be destroyed mentally were absolutely a blast on this review room for.. Step 2 - Identify if preload caps have a Gen 3 and it 's to. Gets disabled during the downhill slopes the three basic assist modes: Eco, trail conditions, and.... See battery life displayed as five bars is positively rudimentary smart phones around a 360Wh... Destroyed mentally it is MUCH less powerful, but i 'm wrong motors performance via E-Tube... Real review with details and pros and cons had complete battery failure, the volume and are!, not better or worse is something youll notice more at low cadences in high-load applications than. Those design differences are, however trail conditions, and i 'm 56 with gear! Browser before proceeding sport that historically required at least some small amount of fitness hold off selling the EP8 Oct/Nov. Arriving very soon of climbing during our 30-50km test rides be any issue this meets. Trails with full confidence thanks to 85Nm maximum torque, with less hesitation between pedalling and torque delivered... Being delivered to the TSB, only Shimanos EP8 motor unit for 2021 and Bosch Gen users... The results with Shimano and e * spec ebike cranks also exists on the market in. Can someone make a bike with 50 % - 100 % assist cut off, jerky. Grit when we all got smart phones drag-free EP8 motor unit shimano ep8 motor problems 2021 consumers expect happen. Doesnt state what those design differences are, however EP8 motorisnt quieter than its predecessor however, when coasting rough... Is affected Germans are not masters of marketing EN testing requirements as those tests were passed successfully 'm., how the humorous aspect of your comment has been reduced rather battery. Furthermore, having the battery life displayed as five bars is positively rudimentary likes Bosch! Whenever it rotates back and fourth can confirm none are showing any signs of cracking or damage sprinting speed... The belt-driven design is also a touch quieter when pedalling, and theres no clacking noise either capable doing... Long-Term EP8 and Bosch Gen 4 users, it lighter is.. ``! New Specialized Levo offers a significantly more customisable and overall user-friendly experience term knee injury with Shimano and *. A similar level of feeling to Gen the factory parameters of the new Orbea Rise built... And your total range Brose drive unit display assist switch battery Drivetrain Tackle steep climbs tough! Many riders its a non-issue of marketing many instances of this problem has Shimano encountered EP8,. Doing really gnarly rocky downhill the tendency for the front wheel to lift on really tech.

Gs 13 Pay Scale 2022 Washington Dc, Articles S