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. 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. It isnt a huge difference, but sometimes its just enough for your rear wheel to make it up and over a stubborn tree root or rock ledge. Going the right direction in weight reduction. My brain constantly struggles with whether 2 bars remaining means I have 21% or 59%I would prefer a continuous power bar or percent. Simply enjoy what you are riding and watch the world, I should say, e-bike world, pass you by, as they are here to stay and while they are not perfect they are probably the best and most exciting thing to happen to the bike industry in 50 years! The versatile and powerful SHIMANO EP8 (EP800) e-bike system can be found on a wide range of brands and models. You've been subscribed to our newsletter. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! This reduced the tendency for the front wheel to lift on really steep tech climbs. Weve noticed this while pedalling along forest double tracks and on the road to and from the trailhead, but its also apparent when sprinting along faster sections of singletrack. If you don't like e-bikes for whatever reason, you really have no business even commenting on this review. Quick everyone, it's another article about e-bikes grab the pitchforks! For a better experience, please enable JavaScript in your browser before proceeding. He started racing downhill at the tender age of 11 before going on to compete across Europe. Also a big improvement over the prior motor is that the EP8 freewheels easily, so on flats or downhill you can blast away without motor resistance. Easy fix. No, not at all. I was sure it was a motor issue till I realized I needed to put the speed sensor on the new wheel. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. What Type of Mountain Bike Should You Buy in 2023? The investigation has led e*thirteen to produce technical service bulletin 157 (TSB), published on its website on 14 October 2021. Along with the EP8s magnesium casting, heat sinks and polished logos, it affords a classy look not an easy feat for an e-MTB. With 21% greater torque than E8000, the EP8 motor delivers substantially more punch on the trail, and it feels more usable too. Bikers Edge in Kaysville Utah hooked it up and took a motor off their demo heckler mx and put it on mine. On top of that, Shimano also appears to be cool with brands building their bikes with non-Shimano batteries. By Ralf Hauser All e-Bike assist mode gets disabled during the downhill slopes. I have ridden ebikes great fun,addictive, you gain some things , but lose some things as well, like all bikes a compromise. Specializeds Mission Control app continues to be the market leader in terms of connectivity, tuning options and user-friendliness. Shimano has received 49 reported cases of the drive unit spindle breakage when assembled with non-Shimano cranks as of today.. Any rider who owns an ebike with an EP8 motor fitted with e*thirteen cranks currently has two options. 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. Along with the new EP8 motor, Shimano has also released a larger 630Wh battery, which seems to be the most popular option at the moment youll find it inside both the Canyon Spectral:ON and Merida eOne-Sixty. There's 21-percent more torque (85 N/m total) in Trail and Boost modes. In the end, our test data supports that the root cause is not e*thirteen cranks as Shimano has indicated. I can only hear any motor rattling when I am doing really gnarly rocky downhill. Of course this means it also clacks when coasting over rough terrain, though again, weve gotten used to it within a couple of rides. The Shimano EP8 RS motor, the key to the experience. Rattling noise, you've seen (or heard) any of the Semenuk RAW100 videos? @tomdesoals: Yeah, I get that now that bikes have become more silent anything new that makes noise can become annoying. 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. There are no reported cases of spindle breakage of DU-EP800 when assembled with Shimanos cranks. Updating our software will allow you to change the factory parameters of the new motor from Shimano. Wait, 23-27kms? 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. Why so delicate, bro? Still, that clutch design means it is impressively drag-free beyond the cutoff point. 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. 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). Looks like Rocky(Dyname), Giant(Yamaha) and Specialized(Brose) are in for 2021 and Shimano and Bosch are out. What ever happened to grit?!?! 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. - Can we have remaining battery displayed as a percentage please? 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. You dont necessarily go further, but you will be riding and climbing faster. To replicate field failures, we had to look outside of the required ISO and EN testing requirements as those tests were passed successfully. Can someone make a bike with 50% - 100% assist? You are not alone. e*thirteen is one of the biggest OEM suppliers of cranks on electric mountain bikes. Others will tell us the EP8 is a weaker motor. I thought ebikes were supposed to enable us to do more fun stuff in less time. Perfect? I have tested a few ones and to me best one is Specialized in terms of ridding feeling and refinement. Smaller:Compared to the previous model, the EP8's volume has been reduced. 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. 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. Just kidding! I wish real bike reviews were this detailed. According to Shimano, design differences between Shimano and non-Shimano cranks cause the axle to crack and eventually fail. if we need that extra push over the cliff, you know what we do, we charge it up to 11. -- Wild Bill. And more power requires more juice. I'd do way more on a big day. 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. That Shimano response was pure gold. For a lighter pedal feel than the E8000, the one-way bearing has reduced its rotational resistance, creating a free play. 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. Its worth noting that Bosch motor is only compatible with Bosch battery options though. An e-Mtb allows me to ride farther, and more often and smile from beginning to end, not just the downhill sections! That would be awesome to do laps on. It claims there have been no reported failures of Shimanos E7000 and E8000 motor spindles, even when used with the same e*spec ebike cranks. Both bikes were fitted with e*thirteen cranks. Truly unfortunate you lost it. Bikers Edge in Kaysville Utah hooked it up and took a motor off their demo heckler mx and put it on mine. 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. The new EP8 drive unit provides incredibly quiet assistance under pedal load. According to Shimano, the EP8 motor offers a 36% reduction in drag over the old E8000 motor, and were inclined to believe that claim. Maximum power output sits at 500W, although the. Overall its a vastly neater execution compared to the likes of Bosch and Yamaha with their Kinder Surprise-style switch units. 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! 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. Unfortunately frenchies and Germans are not masters of marketing. 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. More powerful:The new Shimano EP8 puts out 85 Nm of torque, 15 Nm more than its predecessor, the Shimano STEPS E8000. It's used on Santa Cruz, Kona, Pivot, Norco, Canyon, Scott, YT, Intense and plenty more. 1. I also have a YT Decoy with Shimano E8000 motor. It's like a dirt bike with a 15 mile range. 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. Assistance Start Here you can tweak how quickly the motor responds within the first pedal stroke. 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