In my experience, 1 out of every 6 controllers would fail on average. I’m trying to decide between a mid-drive e-bike or using a Bafang kit to convert a conventional bike. Simply remove the stock calipers and replace them! HI. This 900 watts will easily bring you up to speeds of 50km/h (31mph), which is truly stunning! Luna Cycle sales a compete supply of repair parts for every kit we sale, and do our best to keep our stocks up on replacement ebike  parts. B} You probably won’t be able to mount the display control buttons in an argonomic way. A Bafang mid-drive motor kit will include the following components: You can see that with 4 components you have to make a choice: “How much power do I want?”, “Which display should I go for?”, “How big should my chainring be?” and “What kind of cut-off switches do I need?” The following 4 sections will guide you through these choices if you would decide to buy a BBS02 kit. You can also control the motor with the thumb throttle. You don’t have to do anything for this, the motor will simply output this (maximum) torque. I would definitely go for the 48V 750W, this way you can always set the power lower if you don’t need it. A lot of bikes will have these alignment issues. Ebike 2 Batteries for sale 250w Bafang motor Support pedal assist up to 5 level Has throttle if dont want to pedal Battery 36V 10.4 Ah, can lasts up to 4-5 hours. You will find that you will mostly use the throttle in such a way: to give you that initial push when you want to accelerate from a standstill position. If you want the best reliability and low maintenance, you should go for a Bafang hub motor conversion kit. A mid-drive motor will keep the balance of the bike in check. Visit the contact page for more extensive contact information. Also in view of the weight of the bike would the 250w be OK, or conversely would the 750w be too much for it. 🙂. So in short: It’s not impossible to have a belt driven BBSxx system. Still, these controllers that were configured conservatively would fail sometimes. Notify me via e-mail when a reply to my comment is made. United States. The build quality of the Bafang BBS02 conversion kit can be called excellent. Both brake … A stock 750W version most of the time is set on 18 amps maximum out of the factory, this will give you roughly 900 watts of power. You indicate that the mid drive kit cannot be fitted to a belt drive bike. The metal housing is painted nicely and doesn’t suffer much from rust over time. It will mostly either go or not go, with not a lot of control inbetween, therefore making it hard to precisely control your bike using only the throttle. Fortunately, a lot of sellers ship out replacement controllers for free if you are still in the warranty period (1 or 2 years). Pedal Assist (PAS) Sensor. Bafang SD01 mid-motor gear sensor, waterproof. From what I hear reliability should not be an issue anymore. Yes, the data sheet of the BBS02 states 160 Nm: https://images.app.goo.gl/f1jWK2XLtiMyE43m9. If you have any questions, want to start a discussion, or need some support, please use the comment section below. I however think that for a drop-bar bike, the mid-drive motor is the better option. A hub motor will affect the sporty characteristics of a drop-bar bike more. I’m looking to buy this bafang motor but still researching around 36v 500w or the 48v 750w. It does not have suspension, has a carbon front fork and is reasonably light, 9.5kg. Unfortunately, reliability is not where the Bafang BBS02 shines. This is on a regular trekking frame with 68mm BB. CIVI BIKES has chosen a sealed 12-magnet sensor for their products that is durable and fairly quick, but I’m so happy to sea that the brake levers have motor inhibitor switches as a safety backup. So it definitely isn’t a necessity, but at high speeds it is really pleasant to have. I think these controller problems shouldn’t prevent you from buying this awesome piece of kit, but it’s definitely something to consider. It’s a great bike at an affordable price point. Converting a drop-bar bike has a couple of implications for the conversion. Price: $999.00 | Model Year: 2020 | The lightest, most affordable electric bike from Rad Power Bikes. Your B Twin MTB may i ask which model it is. Bafang 48V 1000W BBSHD Mid Drive Ebike Kit. Is it possible to either have a Bafung with a ring suitable for a belt or to fit my existing belt ring onto a Bafung drive? This system works really well and I would say that its the best cadence based pedal assist on any conversion kit. and you are saying it can give 160 nm?! It will definitely help others! The additional output … The P850C, DPC18 and 860C displays have a built-in USB port from which you can charge your phone for example. If your bike has a bottom bracket of this type, this kit can’t be installed on it. It really makes cycling such a breeze. This motor is available in two axle lenghts to support both 170-175 dropouts, or the longer 190-195mm dropouts used in even fatter fat bikes. $10.00 View Product Bafang Gear Sensor Extension Cable. These are common dimensions on bikes, the kit will therefore fit most bikes perfectly. With a Rohloff in the back, alignment is nearly spot on. But if you ever want yo have all the power, you can set it to 750W again. Shimano disc brakes with brake sensor. The Bafang BBS02 mid-drive motor really provides a stunning ride. Hence why I don’t recommend doing it in my article. You will be amazed by how excellent this conversion kit rides. You will, however, have to sacrifice the great versatility, power, torque, and convenience of the Bafang BBS02 mid-drive motors. I can really recommend it, if you watch it, you can build it. I will try to answer them within 24 hours. If you want to install the hub motor kit, you should check the dropout width and the type of dropout system. Apart from those two things, the rest of the conversion should be quite straightforward. It just will be less comfortable at high speeds. Available in two frame sizes and styles including a sturdy high-step diamond and approachable mid-step mixte. The rear belt sprocket should be exactly alligned (straight) with the front sprocket. Bafang BBSxx Brake. https://youtu.be/lxSx33Ps_RQ. I have it set so the slight pull on the brake handle cuts the motor allowing for gates ,tight corners etc, Hope this is of some help from Melbourne Auatralia. Do you have chain Line problem ? Your bike does have to have a removable bottom bracket, this means that the bottom bracket can be unscrewed. I am going to rephrase my sentence. Rapt 2 Would be for the enthusiasts who demand the bestest and baddest. So if you want to have a belt driven BBSxx system, you will need to make sure that your alligment will work. The chainline also should be good out of the box if you use a 44T or smaller chainring. What I meant was that you can’t use the other type of cut off levers: the one that replace the entire lever. I’m actually interested in the mid-drive kit for exactly the reasons you highlight. The controller can indeed give issues, but a lot of people will never have problems. The video: Replacement controllers cost around 100 USD. The diameter of the motor should be the same as the bottom bracket hole. A mid-drive motor, in general, is positioned in a nice way on the bike. Belts simply just don’t allow the sprockets to be out of alignment. You only need to be sure that you can remove the bottom bracket and that the bottom bracket size is correct. You can increase the power even more by going with a 52V battery. I will respond to you within 24 hours. Tongsheng TSDZ2 Review - Should you buy it? All in all, it’s just a really well put together system. El Segundo, CA 90245 The price difference between the 250W and 750W also isn’t that high. If you however do want to change some settings, please following a detailed guide. So that won’t be the best match. I assume that with the Bafang kit, you mean the Bafang hub motor kit. You can’t “tune up” a 250W, so you will have a power limit. If you still encounter clearance issues then there fortunately is a solution for this. I have made over 10 of such bikes, it fitted perfectly all the time, no spacers needed. A motor unit with integrated controller (500W or 750W), A display (DPC18, P850C, P860C, 750C, SW102, C965 or C961), A chainring (44T, 46T, 48T or 52T) + plastic guard, Brake levers with integrated cut-off switches (or hydraulic cut-off sensors), Throttle (generally a thumb throttle style), The bike should be chain driven (not belt driven), Disc brakes are recommended so that you can stop quickly, Derailleur systems are preferred over IGH systems (derailleurs can handle more power). You also have to make sure that the IGH that is coupled to the belt, can handle the (sometimes) great amount of power of the BBSxx motor. It still is an absolutely awesome piece of kit! The Trek Soho (I have one) comes with an Alfine 8, and alignment would be WAY off. Coming back to the motor for a moment, Bafang is a name I recognize and trust. Does it not fit right now? Some sellers even sell the Bafang BBS02 kits together with a battery in one package. 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