The svelte motor casing provides more clearance for the rear wheel and suspension components, allowing brands to build their bikes with shorter chainstays. Power delivery is immediately intuitive thanks to the new MasterMind firmware that Specialized developed specifically for the 2.2 motor, which reduces power spikes from rapid changes in crank speed and pedal pressure. 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. I tested a few Merida bikes with Shimano motor and they have some bugs in first versions,quite annoying stupid things force you to reset the bike sometimes. Why don't they buy dirtbikes instead ? That said, wed prefer if there were more metrics displayed on the main screen to begin with, so you could ditch the GPS altogether. But to give you some numbers, weve consistently achieved around 1,500m of climbing during our 30-50km test rides. However the motor operation itself is fabulous, smooth, powerful, feels natural when you ride, you can cover ground like crazy in this thing. 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. Not the first time Shimano has screwed the pooch with recent launches. What's left is just a plain old mountain bike with a weight around 14kg. On one ride with the Canyon Spectral:ON, the range estimation initially showed 25km. In the lower settings, youll have to pedal really hard to get maximum support the motor. 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). You still have the three basic assist modes: Eco, Trail and Boost. Can they make it swappable with a gear box? If you don't like e-bikes for whatever reason, you really have no business even commenting on this review. Commencal which has sold a number of its Meta Power electric bikeswith an EP8 motor and e*thirteen crank combination replied to our inquiries. I read a similar story around christmas on an other forum. The clicking sound has no effect on the function or durability of the drive unit. A dynamo and regenerative braking is the ONLY thing stopping from buying an e-bike? These combinations meet our strict and exacting quality standards. 2b - If threadlock patch is present, move on to step 3. I can only hear any motor rattling when I am doing really gnarly rocky downhill. Perfect? Some say it's unreliable with a high risk of getting bricked. We suspect the amount of riding required to replicate this problem far exceeds the number of kilometres an average bike tester will do on any given model. If I pull the E-trigger, it'll still be a Levo SL now that S has worked through the issues. Furthermore, the range estimation is more accurate in our experience too. I despise young people buying ebikeswhat a bunch of lazy. It's a similar level of feeling to Gen. The EP8 RS engine is physically the same as the . As mentioned above, the Assistance Character bears the biggest influence on the motors on-trail feel, and dialling this down can make quite a big difference to the amount of range you can get from the battery. What this article says to me is no wonder people make fun of mountain bikers. All the grit is gone because it's clearly stuck between your bitter little arse cheeks.. 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. 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. Also the bikes will be heavy as f*ck with an 820Wh battery. Unfortunately frenchies and Germans are not masters of marketing. Click on a component to learn more. "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. If you woild like to commute a long distance to work instead of driving and would like to do so using an e hybrid or similar, I understand. Alex moved to Morzine in the French Alps at 19 to pursue a career as a bike bum and clocked up an enormous amount of riding. I think we lost grit when we all got smart phones. The issue, we've been told, is that the motor body is subject to cracking when the drive is employed as a stressed part of the bike's frame. To replicate field failures, we had to look outside of the required ISO and EN testing requirements as those tests were passed successfully. Then we'll fix that for you. One of the more intriguing aspects of EP8 is the ability to fine-tune the motors performance via Shimanos E-Tube Project app. IMO we're still in the pilot phase and have a lot of room for improvement. Bikers Edge in Kaysville Utah hooked it up and took a motor off their demo heckler mx and put it on mine. 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. An e-Mtb allows me to ride farther, and more often and smile from beginning to end, not just the downhill sections! quieter(+) smaller(+) lighter(+) more power(-) battery range(=). 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. 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 are in contact with both brands and got their own reports regarding this issue, says Commencal. It doesn't feel good. IMO Shimano bikes are good,but they are 2 steps down compared to Specialized and Bosch. 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. Shimanos answers to our questions are published below verbatim. 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. Seeing if anyone else out there has had problems with their EP8. My local rides average 30-35km with just under 1km of climb. Im the worlds biggest ebike fan & I quite agree. Plus integration looks like shit on those Nox bikes. When the motor applies torque it pushes in one direction and closes the gap, when there is no torque the ring can rock a little. 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. Don't all e-bikes feature walk assist? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I'm sure a dynamo can be integrated somehow with the hub rotations without causing a lot of drag. Try to tackle crazy steep tech climbs. I also have a YT Decoy with Shimano E8000 motor. Would you like to receive offers, updates and events from BikeRadar and its publisher Our Media Ltd (an Immediate Group Company)? The low profile EM800 display takes up minimal space next to the stem, featuring a crystal-clear screen with colour-coded graphics to easily identify which assist setting youre in. Great for climbing, on the descents the weight changes how I ride, not better or worse. only one port which needs to be connected directly to the motor. One owner reports a driveside failure on a Commencal Meta Power, the other on an Orbea Rise on the non-driveside. You are not alone. In the article it is not considered that much of an issue as supposedly trackstands are less common on e-bikes, but if I'd get one (if ever) that would be just what I can imagine myself do. JavaScript is disabled. I think the only way it can get even close (And still doesn't) to that statement, is riding 25km on an analogue, or 50km on an ebike. So, when the sensor senses a negative elevation gain, the dynamo kicks in to recharge the battery. Limiting the maximum torque is something youll notice more at low cadences in high-load applications rather than general trail riding. Let us know what you find out. Basically, the battery level drops from around 30% to 2% extremely quickly. And more power requires more juice. The Shimano EP8 user interface is similarly elegant in its design. 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. Its also a very quiet motor when pedalling. Shimano advises that only approved crank arms should be used with its DU-EP8 drive units, reads Shimanos statement. Chuckle. That is, spme pretension or a clutch like system. 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. Aside from the sound of the clutch, everything else in the "CONS" list can be fixed with software updates. e-bikes remove the only non-financial barrier for entry into a sport that historically required at least some small amount of fitness. Yeah, that's pretty poor! 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. This BT-8036 battery only needs a 4mm hex key to be released from the frame for charging separately, which is unlike Bosch that requires a special key (potentially something else to lose/forget). Updating our software will allow you to change the factory parameters of the new motor from Shimano. 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. I've had a go on ebikes and think they're fantastic and good fun. Now, would we like to see Shimano eliminate the noise altogether? Again, shift it down one notch at a time to get a feel for the change. In the higher settings, the motor will deliver maximum power without you having to pedal very hard at all. I like to see a dynamo recharging system when the bike starts to coast downhill. 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. As much as I want an emtb right now, I am waiting until the technology is perfected. Ebikes are cool but not quite refined enough to jump in yet. Regardless ebike or "normal" MTB. 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. The Fora platform includes forum software by XenForo. 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. Too hot to handle even. 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. 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. 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. Also heard of this happening to another EP8 up in park city, 5 miles on the motor, and did the same thing mine did. 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