Also the maximum current is set to 25A on the 36v 500w, I always drop this a little to 20-22A which gives a bit of a buffer zone. Is that right? If you are planning on keeping the bike long term, it may be worth stocking up on some spare parts. I appreciate any advice you have on both good reputable rear wheel kits that are available and why or why not I should consider or not consider a mid-drive. My bottom bracket appears to be 76mm wide with a hollow tech II threaded bb. I’ve found on some BBS02B motors this is set as low as 25, which means the total current is reduced by up to 75% once pedalling rpm reaches a certain speed. Because this motor is so powerful, I would recommend the hydraulic brake cut off sensors or completely new hydraulic brakes with the sensors already built in. The main issue with fitting a mid-drive motor to an old school BMX would be bottom bracket compatibility.If yours has a standard 68mm threaded BB, then it wouldn’t be a problem, but if it has a one-piece crank or US type BB then you would need to find a good engineer who could machine a shim to take up the slack. 52 tooth is the largest option and will provide you with the highest top speed (~30mph) and it is recommended to be used mainly for street riding. Bafang BBS02 750W Install on 73mm Bottom Bracket, Bafang BBSHD 1000W Upgraded Aluminum Chainring, Complete Bafang Front Hub Motor Kit & Battery. 4.6 out of 5 stars 325. You would need to carry either a 2mm or 2.5mm Allen key to remove the display from the handlebar and unplug the connector. The motor includes pedal assist sensors (PAS), so you can choose the power level of motor assistance that you would like while pedaling. If you still have problems after this, it might be worth buying a Lekkie Bling from Luna Cycles or PreciAlps. The bike shop guy said it was weird that i didn’t come with a securing system, but thats how it came in the kit… Anyway, the supplier had ran out of 750w controllers so I got one that goes up to 1200w instead with 3 power levels. It includes all necessary parts to make your regular bike into an ebike. We appreciate your patience. We don’t really need the 9 levels of assist… we’re not likely to need that number, but winding down the assist power will be helpful. Can I use a 36V 12,8ah battery with this kit? Brilliant! I hope this helps, and glad you like the article. The Bafang 750w BBS02 and its soon to be unleashed big brother the Bafang 1000W Heavy Duty is creating a stir in the DIY and commercial ebike scene. If you can get the motor to fit, you may find the gear indexing not as good, as the Bafang motor has a slight off-set. The Bafang motors are generally reliable if ridden sensibly. One more question, I now have a front chain wheel of 48 which I always use, the smaller blades 38 and 28 I never use, because the lack of speed Because the mid-motor has a ratio of 1:21.9 is it therefore still better to choose the smaller (44) chain wheel or can I just go for the same maximum size off 48? If you can email me your phone number to: cycletek@outlook.com, I can give you a call this afternoon. The BBS02 ebike conversion kit comes with a high quality ebike and all BBS02 kit parts. I suspect other individuals reading your blog are also facing this same dilemma. As far as gearing is concerned, I would try PreciAlps – they are a French company that specialise in 104 BCD adaptors, and CNC narrow-wide chainrings for the Bafang motor. The only other thing I would need is tools to remove the old crank arms and bottom bracket. Is the BBS02 36V 500W motor more reliable? Please refer to our Installation Page for our video with step-by-step installation instructions.You can find our Bafang LCD Display manuals here.Customer Care Note: We always recommend storing ebikes indoors or under cover as electronic components are susceptible to water damage. I’m drawn to the 02B for its smaller size, weight, cost but will go for the HD if you suggest. try reconnecting the connectors several time and still the same. I have not used one of those adapters personally. I have ordered the 48v battery 800 watts is plenty so will reduce the ams to. Bafang 48V 750W Mid Drive Electric Bike Conversion Kit with HMI Display BBS02B 8FUN Mid Motor for Bike Kit with 48V Ebike Battery 4.4 out of 5 stars 93 £380.00 - £709.00 If you need any more advice, please let me know. For simplicity and reliability, I would be inclined to go for a 48v Bafang rear hub motor – these are generally very reliable and can be used with a 52v battery. I converted a bike for a customer over two years ago using a BBS02 750w on a bike with a Nexus 8, and it is still going strong at over 2k miles. I was planning on using the lower power modes when climbing? You can expect an assisted range of between 25-40 miles from the 12.5Ah battery (possibly more if you’re only using the assist on hills). What would be a mid drive for a 26 inch Kent Monterey.. tricycle.model no. The other option would be to get a hub motor laced into the appropriate wheel size – the main issue here is that BMX rear dropout spacing is usually 110mm and most hub motors are standard 135mm. GS62610. Either way, I would keep an eye on it and if the problem persists I would contact the seller. Regards Nigel. Glad to help, if you need any more info, let me know. If you are planning longer hilly rides, the BBSHD should definitely be more reliable in the long term, especially if it is used in the lower power levels, it runs a lot cooler and is a bit more efficient than the BBS02. Christian. Thank you for your positive comments, glad you found the article useful. Choose to maximize your Bafang motor's power with a 52V Turbocharge battery and achieve up to 1300 watts of power! I haven’t had any issues with the 48v 750w BBS02 this year so far. Can you please give me your opinion on the best ebike kit for my Cube Attention SL (2017)? Hello I currently own a volt pulse x but would like to upgrade the fun level, and am considering fitting this unit to my giant roam, with 28 inch wheels. Also, it would be worth making sure your pedalling cadence is in the 70-90rpm range. Hi David, I’ve just posted comments which are awaiting moderation. Work bought my motor! View Products Downtube Form follows function. You can purchase a BBS02 motor shaft extension kit from PreciAlps in France. The other option would be to purchase from eBay or Amazon UK, they both have a certain degree of buyer protection, and it is easier to get a refund if a problem can’t be resolved. I would advise you to purchase a spare controller or otherwise it may be worth spending the extra money and going for a BBSHD. I don’t recommend using the throttle as overuse seems to increase the risk of controller failure. I’ve done a Gary Fisher hardtail from the same era and that was a nice and straightforward conversion. Powerful, fast and quiet Bafang BBS02B street legal mid-drive motor. Out of all the configurations I’ve fitted the BBS02 5002 36v does seem to be the most reliable. Here is a link to a YouTube video of one of the conversions. For more advanced programming the USB lead is handy to have, you can change things like PAS settings to make the motor smoother. Can be difficult to install for the inexperienced. One more thing worth buying is an e-bike specific chain. I have also compiled a list of parts. More recently (in the last year or so) I haven’t had any issues reported so far – this has been since I started only fitting 48v batteries and limiting the maximum current to 18A. LCD Display provides information about speed, time, battery info and pedal assist power, Plug and play connections and installation, Powerful and affordable mid-drive conversion ebike kit that can convert most bikes to high power ebikes. Hi Tony, I have recently purchased a Polygon Entiat TR6 on which I would like to install a Bafang BBS02B 750W Mid Drive using a 48v 13s4p battery with Sansung 35E cells. The best way to keep the motor spinning fast is to get a smaller chain-ring and to make sure you are in the right gear for any hills you want to climb. Maybe 15 k’s Max. amzn_assoc_title = "Shop Related Products"; I live in a hilly area. Well worth the extra £50 – £60 for a pair. But Luna Cycles seem to like it. I hope I haven’t put you off with this review, as I really believe this is a great electric bike conversion kit. Personally, I am not a big fan of these throttles. Made it home and got up the next day turned the lcd on and on it come and 4 seconds later poof. It would also be a good idea to get a gearshift sensor. . Is this like a Back Pedal Brake ? Would appreciate your input. If BBs02 fits…, https://www.chainreactioncycles.com//no/en/octane-one-prone-29-frame-2019/rp-prod155477?utm_source=CRM&utm_medium=email&utm_campaign=OrderConfirmation&utm_content=SCAN. And I took out insurance. Please read this post on UK/EU electric bike law. Hi Tony I had a look at the 350 watt rear kit looks pretty good would be ideal could you just tell me if the cassette on the voyagers would be suitable its a shimano MF-TZ21 7 SPEED not sure if its the correct cassette/freewheel for the kit? 17AH? Thanks Tony for the quick response , with this info this brand sounds like the one to go with Regards Mike. Do you know what model display / controller you have fitted? Bafang BBS02 Review – How Reliable is it? Also you need to watch the threads on the crankarms / crankset when you remove them as they tend to be made of Swiss cheese (plus they don’t always grease the BB axles) – when you’ve removed the Allen bolts and screwed in the crank puller, make sure it’s tightened fully in the thread (usually with a 17mm spanner) before you try to remove them. The company focuses on all global e-mobility trends of the future. You would want to get the smallest chainring possible, they offer an alloy 42t alternative to the standard Bafang chainring which is 44t / 46t. The Yose Power kits available through eBay are excellent. Please note that this kit does not include any tools. I really appreciate all your great effort for us biking people (please remove my 2nd post, as I was not able to see my 1st one anymore). It is always useful to have a spare controller and a nylon primary gear. If this is the case, then you would need to contact the supplier for a replacement under warranty. Depending on your brake arrangement – UK bikes tend to have front brake lever on the right and rear brake on the left, some of the suppliers will need you to specify, otherwise you may need to swap hydraulic hoses and bleed the brakes. As with all the Bafang e-bike kits, there is the potential to install it on a full suspension or hardtail mountain bike that uses a pressfit bottom bracket, although you will need to purchase the correct shim adaptor kit and motor stabiliser bar, or if you know a good engineer, you could get one fabricated. I love riding long distances. If you wanted to buy a battery separately Batteryempireuk on eBay are a good supplier – I have purchased quite a few batteries from them in the past and they have all proven to be reliable over the long term. Thank you for any advice. Looking at the specifications they should be fairly straightforward to convert. No Battery . These cookies do not store any personal information. Can I seek your advice a little more. The Bafang motor conversion kit installation is a DIY project that requires no specialty expertise – simply install the parts, plug in the connectors and zip-tie the cables! I hope this info helps, if you have any more questions, please let me know. There are several things that could be causing the error code. The other option is to have a battery in a back pack.
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