Seems quite useful for when pushing the bike up these impossible climbs. We hope Shimano will join us at that table soon.. If in doubt about such components, we recommend speaking to your bicycle manufacturer.. In terms of improvements, EP8 is marginally lighter (300g) and smaller in volume (10%) over the old E8000 motor. And you're clearly not pedaling, just pure flow. I despise young people buying ebikeswhat a bunch of lazy. Quick everyone, it's another article about e-bikes grab the pitchforks! Hopefully this option will open up to non-Garmin users in the future. No, but the best on the market IMO. Can they make it swappable with a gear box? Funny that Shimano now budget e-bike motor builds? What's your experience on this? I swapped wheels but didn't realize I had to swap the magnet from the rotor bolts that was connected to the speed sensor in the software. The Good, the Bad, and the Ugly: The Real Bike Weights from PB Editors. By their own standards of non-assist components, this motor is not worthy of the shimano name. Alex then moved back to the UK and put his vast knowledge of mountain biking to good use by landing a job working for MBUK magazine as features editor. 2023 Thok TK01 R Review | A surprising package from an Italian e-MTB specialist, 2022 Canyon Spectral:ON Review | A better e-MTB in almost every way, 2023 Trek Fuel EXe Review | This brand new lightweight e-MTB is the stealthiest weve ever tested, Rocky Mountain Altitude Powerplay Review | Power is nothing without control, This website requires Javascript for optimum viewing purposes. Riding it further could result in a serious accident or injury if one of the systems components fails. 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. The lowest setting sees the motor responding slower to your pedalling inputs. Would you like to receive offers, updates and events from BikeRadar and its publisher Our Media Ltd (an Immediate Group Company)? 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. 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. The cause is due to the difference in design from Shimanos crank, which causes increased stress around the spindle hole.. In comparison, you can get a Polygon Mt Bromo N8 with a Shimano EP8 motor for $7,899 AUD. 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 also got it second hand as I just can't afford new. Save 30% + G-Form Pro X3 Knee Pads when you subscribe to MBUK magazine. 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. Just got my first 29er. Thus, I could ride a few feet with power then the motor would cut off. 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! Only the Levos belt-driven Brose drive unit beats EP8 in terms of motor noise. 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. Update. Too hot to handle even. I want to use the Shimano EP8 motor for a small production of solar bikes. 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. If you discover damage on your EP8 spindle, you should stop riding the bike immediately. Wait, 23-27kms? - Lightweight and small form factor I'd do way more on a big day. If thats the case for you, start at Level 5 and work your way down a notch at a time. I have ridden ebikes great fun,addictive, you gain some things , but lose some things as well, like all bikes a compromise. Seeing if anyone else out there has had problems with their EP8. I was sure it was a motor issue till I realized I needed to put the speed sensor on the new wheel. Limiting the maximum torque is something youll notice more at low cadences in high-load applications rather than general trail riding. I can concur with the range, it's not as good as I expected. Upon a little digging on the internet, it appears that this functionality is only on offer for Garmin users. 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. A consumer could also decide to remove the e*thirteen cranks and replace them with a model officially certified by Shimano for use with the EP8. As mentioned earlier, the Bosch motor does feel punchier than Shimano EP8, with noticeably stronger support at lower cadences. Ebikes are great as a self shuttle, especially for time limited people. Anyone having problems with the charger? Again, shift it down one notch at a time to get a feel for the change. 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. "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. Unfortunately this clutch also produces a metallic clack whenever it rotates back and fourth. Maximum power output sits at 500W, although the. 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. Maybe in a next generation they can implement an optional solution analog to what we're already seeing f bicycle chains. 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. No, not at all. me-bikes: Ibis Exie, Ibis Ripley V4, Ibis Ripmo V2. Meanwhile, e*thirteens response places the ball firmly in Shimanos court. Have had my Norco Range LVT with the EP8 for a week and have noticed the noise, maybe once? Maximum power output sits at 500W, although the continuous power output is set at 250W like most motors. We need to go deeper. 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. Wait until you see how much work it takes to replace rear derailleur housing! 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. I'm sure a dynamo can be integrated somehow with the hub rotations without causing a lot of drag. 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. Assistance Character This adjusts the motors support level, which is how easily the motor delivers its power based on your input. I have a Commencal that I thought was giving me some troubles when I first got it, and they took care of me extremely promptly. Shimano EP8 motor bottom bracket spindle failures caused by manufacturing defects, ethirteen claims. 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. This also allows brands to more neatly integrate the motor into their frame designs, Canyon having done a particularly swell job with the Spectral:ON. Shimano tried to take the Apple approach to antennaegateyou're holding your phone wrongyou're coasting your bike wrong. People know you're not running some old E8000 or E7000 motor. I tried to find out the cause of this. An E-bike with 200 watt power assist, 350 WH battery, and total weight of bike under 34 lbs. What would happen if a consumer noticed their axle was cracked in the way described on e*thirteens TSB? 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. Subscribe to Cycling Plus from just 13.50 and get a Lezyne Pocket Drive Pump, worth 29! Step 2 - Identify if preload caps have a pre-applied threadlocker patch and apply if necessary. The lighter weight is a big plus as well. 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 Ebikes are cool but not quite refined enough to jump in yet. Theres still a whirring noise from the metallic gears inside, and the pitch increases slightly at higher cadences. Power less, battery smaller, it lighter is.. Would "every time you push the on switch" have been more understandable? That would be awesome to do laps on. 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. Yes, we understand how and why spindle breakage may occur when some non-Shimano cranks are used with our DU-EP800 drive unit. We recommend only Shimano cranks for usage with our drive units. 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. 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. 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). Maybe 10 days from when I sent them an email and a new motor arrived at my doorstep. 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. It was one of the most fun bikes to ride. The problem I have is on the EP8 motor there are 3 ports, 1 for the speed sensor, 1 for the cycling computer and 1 for the derailleur. Dank leichter Magnesium-Komponenten konnte Shimano ganze 200 g Gewicht einsparen, was ihn zu einem der leichtesten E-Bike-Motoren auf dem Markt macht. A bit like chain slap when you don't apply force on the pedals. 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. I have the EP8 on a Commencal Meta Power. Visit the high-res gallery for more images from this review. Since working for MBUK, Alexs focus has moved to bike tech. I also have Commencal 2021 meta power sx. Despite the musclier performance, weve had excellent results in terms of range, with the Bosch motor regularly achieving more miles and elevation over EP8. Sometimes that means a DIY fix and other times it can mean a recall, software update or part replacement by a dealer. 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. I feel like I've been missing out on so much! 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. 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. At 52+ lbs, you're going to be using that motor every pedal stroke. @tomdesoals: Yeah, I get that now that bikes have become more silent anything new that makes noise can become annoying. However the motor operation itself is fabulous, smooth, powerful, feels natural when you ride, you can cover ground like crazy in this thing. At my age 69, if it isn't fun, exciting, and challenging, count me out! My brain constantly struggles with whether 2 bars remaining means I have 21% or 59%I would prefer a continuous power bar or percent. I can only hear any motor rattling when I am doing really gnarly rocky downhill. Shimanos answers to our questions are published below verbatim. Click on a component to learn more. Shimano doesnt state what those design differences are, however. Shimanos overarching advice is for consumers to only use Shimano-approved pedal cranks on its EP8 motors. The noise is easily demonstrated if you pick the back wheel up a few inches off the ground and let it come back down. I have this motor. If youve experienced a Shimano EP8 bottom bracket spindle failure, let us know in the comments below. 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. This is due to the internal clutch mechanism, which allows the motor to disconnect from the cranks when not in use, thereby decreasing drag and resistance. 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. Was one of the Shimano EP8 bottom bracket spindle failure, let know! 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