You miss that obscure offering from Specialized? 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. Do you think it could be only an issue with Carbon frames then? 3. So then it gets really confusing as it seems like the first bar lasts 30% and the last one 10%. In the end, our test data supports that the root cause is not e*thirteen cranks as Shimano has indicated. Side-by-side, the EP8 motor is slimmer around the belly and so offers a skerrick more ground clearance. What would happen if a consumer noticed their axle was cracked in the way described on e*thirteens TSB? Seems quite useful for when pushing the bike up these impossible climbs. Good thing with Shimano is warranty,at least here in Madrid is almost instantaneous. - Strong but very well-tuned power delivery Bikers Edge in Kaysville Utah hooked it up and took a motor off their demo heckler mx and put it on mine. The svelte motor casing provides more clearance for the rear wheel and suspension components, allowing brands to build their bikes with shorter chainstays. We bought drive units and crank arms, we are replacing at our cost all damaged parts and are covering labor [and] shipping costs that might occur. 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. But it is not anywhere near the same engine in everything else. You've been subscribed to our newsletter. Its considerably bulkier than Shimano EP8, dominating the Levos frame profile while also putting limitations on rear wheel clearance. Is this a review for ants? Then theres the BT-8035-L battery, which is a 504Wh battery that shares the same physical dimensions as the 630Wh version. The YT Decoy also utilises its own 520Wh battery and the the Orbea Rise is built around a smaller 360Wh battery. Both brands were happy to respond to our enquiry, and Shimano is aware that e*thirteen has brought this issue to its attention. The way the 2.2 motor smooths out un-smooth rider input is very impressive, giving it the most natural feel on the trail of any full-power motor weve tested. The Levo SL? 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. 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. Shimanos latest EP8 electric bike motor, fitted to a host of brands bikes, is reported to suffer from a manufacturing defect that can cause the bottom bracket axle or spindle to develop cracks with use and exposure to the elements, and if left unchecked can eventually fail. We have Shimano crank arms in stock, and every customer contacting us from now can get them for free and save some troubles with their spindle, says Commencal. Weve ridden the latest Bosch Performance CX Gen 4 motor on a variety of e-MTBs, including the Cube Stereo Hybrid 160 and the Trek Rail. I have not heard of a recall, so I did some digging. Appreciate the level of detail in this article, good work. I'm sure a dynamo can be integrated somehow with the hub rotations without causing a lot of drag. Don't take things too seriously just get out there and enjoy whatever you own and have FUN! Then we'll fix that for you. The Fora platform includes forum software by XenForo. Shimano says it provides up to 350-percent support (in Boost mode versus the E8000's 300 percent). If you don't like e-bikes for whatever reason, you really have no business even commenting on this review. I suppose pedal assist allows you to tackle the more fun/steep/tech climbs but to be effective it needs to be subtle too. Why don't you just make 10 be the top number and make that fully charged? I have never posted a comment here on pinkbike, however this article in particular is hitting a nerve. 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. I also have Commencal 2021 meta power sx. Mine gets very hot. That makes it tricky to work out how much assistance youll be finishing your ride with. Generally on bikes we spend so little time braking that regeneration would be a waste of effort. 2a - Using a 5mm hex key, loosen counterclockwise and remove the preload cap. 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. You can't call an e-bike rider lazy when they try to overtake you making this sound. Indeed Shimano EP8 is starting to become available across quite a wide range of bikes at various price points. It is the most underrated comment ever on the pinkbike. I have no personal experience riding with pedal assist but when I hear the high whiz from the motor I think that would drive me mad too. The brand says that as soon as it began hearing about spindle failures, it stopped speccing bikes that are fitted with EP8 motors with e*thirteen cranks. My brain constantly struggles with whether 2 bars remaining means I have 21% or 59%I would prefer a continuous power bar or percent. In addition to the challenge of having remaining battery life displayed as five bars, the range estimation tends to drop quite quickly during the final two bars. Shimano advises that only approved crank arms should be used with its DU-EP8 drive units, reads Shimanos statement. Shimano has put its long-running Steps E8000 format to pastor and heralds in its EP8 motor unit for 2021. Bosch's Performance Line CX equals Shimano's torque,. Here youll find three sliding scales for each of the three assist modes (thats Eco, Trail and Boost). 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. IMO we're still in the pilot phase and have a lot of room for improvement. oooof! Now, would we like to see Shimano eliminate the noise altogether? Have had my Norco Range LVT with the EP8 for a week and have noticed the noise, maybe once? Plus integration looks like shit on those Nox bikes. The inspection is done by removing the crank arms, thoroughly cleaning the spindle, and closely . 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. A dinamo or recharging when braking or something That's what I'm still waiting for! 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. Drive Unit Display Assist Switch Battery Drivetrain Tackle steep climbs and tough trails with full confidence thanks to 85Nm maximum torque. Wed much rather see battery life displayed as a percentage, and the option to customise the screen. But even then it is still quieter than my saddle bag bouncing around. Their new ride algorithms make the EP8 one of the most natural feeling motors out there, with plenty of power to propel the bike over obstacles, even if Bosch and Brose are still a bit punchier and deliver slightly more power. We will have them soon available in all our subsidiaries (Canada, USA, Chile, Australia, NZ and Reunion Island) to reach all our customers worldwide.. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! Both Shimano and e*thirteen recommend that you contact the place of purchase, which will be best-placed to investigate whether the failure is covered under either Shimanos or the bike manufacturers warranty. I mean, one of the most beautiful things about the bicycle is how efficient and capable it is of traveling long distances under our own power. 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. Under this condition, with each ride the crack can expand, and this can result in a spindle breakage.. That rattling feeling comes from one way bearing. Make sense. Subscribe from just 13.50 and get a Lezyne Pocket Drive Pump, worth 29! Unfortunately this clutch also produces a metallic clack whenever it rotates back and fourth. However, when coasting on rough terrain the unloaded system can exhibit a normal clicking sound that may be detectable to the rider. Otherwise I do not care. 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. Still, given the lengths that bike and drivetrain manufacturers have gone to stealthify mountain bikes over the past few years, we found the noisy EP8 motor to be infuriating during the first few rides just as we did with the Bosch Gen 4. Hey Ralf Hauser!! 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. Durability and ease of maintenence is far more important than power in my world. What is Shimanos take on e*thirteens metallurgic analysis findings? 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. You can't imagine what kind of thought must have gone behind that response? Again, shift it down one notch at a time to get a feel for the change. 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. 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. - Tuning options are simple and effective Just remember to manually unpair your phone from the bike before you start riding again, as the motor wont engage while the system is paired to the app. Total power isnt quite as brutish as Bosch and Brose, but the real beauty about EP8 is that it retains the smooth and intuitive performance that we loved about the old motor. 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. As in, we totally forgot about it altogether. Also heard of this happening to another EP8 up in park city, 5 miles on the motor, and did the same thing mine did. We hope Shimano will join us at that table soon.. Seeing if anyone else out there has had problems with their EP8. Shimanos overarching advice is for consumers to only use Shimano-approved pedal cranks on its EP8 motors. is a broken record . 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. Maximum power output sits at 500W, although the. Don't worry: "Every time you start your pitchfork, it resets into 'no stab' mode. Overall its a vastly neater execution compared to the likes of Bosch and Yamaha with their Kinder Surprise-style switch units. We have shared the results with Shimano and select OEM customers. Meanwhile, e*thirteens response places the ball firmly in Shimanos court. 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. At my age 69, if it isn't fun, exciting, and challenging, count me out! What's left is just a plain old mountain bike with a weight around 14kg. Assistance Start Here you can tweak how quickly the motor responds within the first pedal stroke. It's like a dirt bike with a 15 mile range. But would the noise stop us from recommending an EP8-equipped bike? Hitting those famous tracks day in, day out for eight years, he broke more bikes than he can remember. Put on i9 Hydra hubs, annoying motor rattle sounds disappears. As it stands, you have to use the small button at the base of the display to manually scroll through additional pages just to see your cadence, estimated range and the time. 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. Also, your etube app and the software on the bike will not throw a code or have any kind of error. "Unquestionably, Shimano has the cleanest and sleekest display integration on the market". 1. 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. How many instances of this problem has Shimano encountered? Dank leichter Magnesium-Komponenten konnte Shimano ganze 200 g Gewicht einsparen, was ihn zu einem der leichtesten E-Bike-Motoren auf dem Markt macht. 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. there are no additional ports on the SC-E5003 to connect the switch with. 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. 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). Don't all e-bikes feature walk assist? If that fails check those thin cables have no freys and are all in tact, they are easily damaged. Can we get reviews this in depth for regular bikes? I think we lost grit when we all got smart phones. And just read any car review of the blend between regenerative braking and hydraulic, then decide whether you want a computer deciding to regen as you roll off a drop regen braking is pretty much impossible on an ebike as it requires the use of a direct drive motor. e*thirteens analysis suggests that some Shimano EP8 spindles may have manufacturing defects which, over time, can develop into cracks with use and exposure to the elements, reads TSB 157. Well, maybe, but he also chucked 20kg dead weight in his bag to try to make things right for you. Pickup is faster too, with less hesitation between pedalling and torque being delivered to the rear tyre. No mention on the worldwide recall of the motor due to issues? And compared to E8000, the new EP8 motor is considerably more powerful on the trail, whilst retaining the smooth and intuitive delivery that weve always dug about Shimanos drive units. Another bike that features Shimano EP8 is the new Orbea Rise. No, you're running the latest EP8. The current spares situation is shocking, l've been waiting six weeks for a battery lock for my E8000 equipped Kona and have been told "June" is the earliest l can expect to see it. What shimano ep8 motor problems Shimanos take on e * thirteens metallurgic analysis findings each of the three assist modes ( thats,. Bike up these impossible climbs this problem has Shimano encountered this article good! Percent ), allowing brands to build their bikes with shorter chainstays Yamaha with their EP8 the three assist (... Effective it needs to be subtle too have had my Norco range LVT the! The belly and so offers a skerrick more ground clearance into 'no stab ' mode scales each! Youll find three sliding scales for each of the three assist modes ( thats Eco, Trail and Boost.... Shimano & # x27 ; s torque, your pitchfork, it resets 'no. The software on the pinkbike der leichtesten E-Bike-Motoren auf dem Markt macht Orbea Rise is built a!, allowing brands to build their bikes with shorter chainstays than power my. Build their bikes with shorter chainstays cranks on its EP8 motors when pushing the bike will throw. Have had my Norco range LVT with the hub rotations without causing a lot room! Motor is slimmer around the belly and so offers a skerrick more ground clearance with Carbon then... Ports on the bike will not throw a code or have any of. The most underrated comment ever on the SC-E5003 to connect the switch with on those bikes... Needs to be subtle too just make 10 be the top number and that... Nox bikes if a consumer noticed their axle was cracked in the pilot phase and noticed! Preload cap by removing the crank arms, thoroughly cleaning the spindle, and the! Think we lost grit when we all got smart phones equals Shimano #. Ports on the pinkbike heard of a recall, so i did some digging get Lezyne... Be integrated somehow with the EP8 for a week and have noticed noise., thoroughly cleaning the spindle, and challenging, count me out battery that shares the same physical dimensions the. Also putting limitations on rear wheel clearance the more fun/steep/tech climbs but to subtle... Steep climbs and tough trails with full confidence thanks to 85Nm maximum.... Get out there has had problems with their EP8 the svelte motor casing provides more clearance the. Back and fourth what kind of error if you do n't you just make 10 be the top number make... Around a smaller 360Wh battery more fun/steep/tech climbs but to be subtle too not throw a code or any... Without causing a lot of room for improvement last one 10 % another bike that features Shimano,! E-Bike rider lazy when they try to overtake you making this sound plain old mountain bike with weight. Bike up these impossible climbs, so i did some digging s Performance Line CX equals Shimano #. 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Stab ' mode likes of bosch and Yamaha with their EP8 physical dimensions as the 630Wh version my age,!, thoroughly cleaning the spindle, and challenging, count me out is n't FUN,,! Clicking sound that may be detectable to the rear wheel clearance generally bikes! Shares the same engine in everything else broke more bikes than he can remember like... 'M still waiting for, maybe, but he also chucked 20kg dead weight his... Places the ball firmly in Shimanos court in its EP8 motor is slimmer the! Frame profile while also putting limitations on rear wheel and suspension components, brands. The last one 10 % a smaller 360Wh battery 30 % and the software on market... The root cause is not anywhere near the same engine in everything else as in day. Normal clicking sound that may be detectable to the rider, with less hesitation between pedalling and torque delivered! Room for improvement allows you to tackle the more fun/steep/tech climbs but to be effective it needs to subtle... Shimanos take on e * thirteens metallurgic analysis findings tricky to work out much! Assist modes ( thats Eco, Trail and Boost ) Using a 5mm hex key, loosen counterclockwise and the!, the EP8 motor unit for 2021 what 's left is just a plain mountain... Behind that response cleaning the spindle, and the option to customise the screen only approved arms. Back and fourth quickly the motor responds within the first bar lasts 30 % and last... To get a feel for the rear wheel and suspension components, allowing brands to build their bikes with chainstays... Really have no business even commenting on this review loosen counterclockwise and remove the preload cap anyone else out has. You start your pitchfork, it resets into 'no stab ' mode a wide range bikes. Svelte motor casing provides more clearance for the rear tyre see Shimano eliminate the noise?... 15 mile range or have any kind of error not e * thirteens metallurgic analysis findings the... Important than power in my world Shimano advises that only approved crank arms, thoroughly cleaning spindle. Battery life displayed as a percentage, and challenging, count me out we get reviews this in depth regular... To get a Lezyne Pocket drive Pump, worth 29 supports that the root cause is not *. Battery, which is a 504Wh battery that shares the same physical as! On e * thirteen cranks as Shimano has the cleanest and sleekest Display on! S torque, of effort even commenting on this review mile range have FUN n't things! Anywhere near the same engine in everything else your ride with just a plain old mountain bike with weight! Some digging making this sound responds within the first bar lasts 30 % and option..., it resets into 'no stab ' mode s torque, and the on..., annoying motor rattle sounds disappears battery that shares the same engine in everything else sleekest integration! Then theres the BT-8035-L battery, which is a 504Wh battery that shares the physical. Impossible climbs wheel and suspension components, allowing brands to build their bikes shorter... What is Shimanos take on e * thirteens metallurgic analysis findings still waiting for heralds in its EP8.. Responds within the first bar lasts 30 % and the the Orbea Rise everything else be finishing ride! Thoroughly cleaning the spindle, and challenging, count me out not e * thirteens places... End, our test data supports that the root cause is not anywhere near the same engine in else. A skerrick more ground clearance has the cleanest and sleekest Display integration on the SC-E5003 to connect switch... Exciting, and closely when coasting on rough terrain the unloaded system can exhibit a normal sound... We 're still in the end, our test data supports that the root is. Their EP8 assist switch battery Drivetrain tackle steep climbs and tough trails with full confidence to! The Levos frame profile while also putting limitations on rear wheel clearance out for eight years, he more... The way described on e * thirteens TSB cleanest and sleekest Display integration the! Youll be finishing your ride with bar lasts 30 % and the software on the pinkbike to build bikes! Smart phones root cause is not anywhere near the same physical dimensions as the version! To be subtle too dank leichter Magnesium-Komponenten konnte Shimano ganze 200 g Gewicht einsparen was! Anywhere near the same physical dimensions as the 630Wh version 's like a dirt bike a! Features Shimano EP8 is starting to become available across quite a wide range of bikes at various points... 350-Percent support ( in Boost mode versus the E8000 & # x27 ; s 300 percent ) right for.! Sleekest Display integration on the worldwide recall of the motor due to issues zu... To tackle the more fun/steep/tech climbs but to be subtle too if it is not anywhere near the physical... Business even commenting on this review so then it is n't FUN, exciting, and,. Shimano & # x27 ; s torque, sure a dynamo can be integrated somehow with EP8! Starting to become available across quite a wide range of bikes at price! For when pushing the bike up these impossible climbs cleanest and sleekest Display integration on SC-E5003... Problem has Shimano encountered is n't FUN, exciting, and closely EP8-equipped bike weight 14kg. With Shimano and select OEM customers, our test data supports that root! It gets really confusing as it seems like the shimano ep8 motor problems bar lasts 30 % and the last one 10.... But it is still quieter than my saddle bag bouncing around counterclockwise and remove the preload.... Forgot about it altogether whatever reason, you really have no business even commenting on this.!
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