and I suppose for general easy medium cruising/cycle trail use that will be fine. Personally, I would pay the extra and buy a 100mm BB BBSHD, although there are adaptors available for the BBS02 – Here is a link to one from Fasterbikes EU which are in Germany. Mak. amzn_assoc_marketplace = "amazon"; The main issue I have come across with carbon framed bikes in the past, is the area frame area around the bottom bracket. Thank you for any advice. Worse case scenario you may need to purchase a couple of spacers. could you please help me with my bike electra cruiser lux fat tire 7D? Your website is very usefull for me. Do you know what model display / controller you have fitted? T, pack gives you an extra 200 watts more than a 48V pack. I did have a look on their website, but couldn’t find the BB type in the specification list. Thanks again for sharing your knowledge. Need help to confirm it will be OK before purchase. Unfortunately, none of the Bafang displays are easily removable. They are not particularly good for modulating the power, and function more like an on/off switch, although reprogramming the controller can make the throttle more user-friendly. What is your take on battery size? A 52V battery will give you ~8% longer range than a 48V battery with same amp hour rating. The item “Bafang 48V 750W BBS02 Mid-Drive Motor Electric Bicycle E-Bike Conversion Kits” is in sale since Wednesday, February 3, 2021. Unfortunately like the Bafang motor they can suffer from reliability issues. The DP-C18 sometimes comes configured with only 5 PAS levels which cannot be changed to 9. Another important setting is the pedal assist start up current. If you need any more advice, let me know. It won’t trouble me anymore for the rest of the ride so long as I don’t turn the controller off. Do you know if all bbs02b – 350, 500, 750 units are the same just with different controllers or are motors and gears etc different too? Getting the right kit really depends on your specific needs, but assuming you want to stay on the right side of the law, then either the Tongsheng TSDZ2 or Bafang BBS01B (250w) would be ideal. Do you think it would be ok to buy 2 batteries and carry one in the backpack to use them both in a ride? Glad to help, if you need any more info, let me know. I have already purchased a 52 volt 14ah battery. If you are not familiar with e-bike law, in your country, it is worth checking beforehand. Regarding battery choice – this depends on the kind of assisted range you’re looking for. Please feel free to leave your comments below and subscribe for regular updates on new content and partner offers. The 36v and 48v 500w version seems to be the most reliable, to date I have only had one controller failure on this model. I have installed both the Bafang BBS02 and BBSHD onto Carbon bikes before without too much problem. I usually set the start current to 10%, I think it comes out of the factory at 20%, which as you have said can be a bit much. Hello. 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. Many thanks for any advice Or suggestions. $ 949.00 CAD $ 1,999.00 CAD You Save 52% ($ 1,050.00 CAD) Battery. These cookies do not store any personal information. Hello Tony Thanks for coming back to me, having viewed the video helped convince me it’s the way to go. The trickiest part of the install process is removing your bike’s existing parts, such as your bike's bottom bracket. I reckon the best set-up would be a BBS02B 750w and a 48v 17Ah battery. With a gear ration of 11-32 8-speed – if you order a 44t front chainring, you will be able to pedal up to around 40km/h without too much trouble. The ‘B’ model had upgraded MOSFET’s in the controller, and the later models usually have a separate gearshift sensor connector coming off the motor and a connector for lights. Not sure what bike (maybe cheap from Walmart) and build from there. If this is a problem, I would go for the 850c display. I have found by reducing peak current to 18A (from 25A), I haven’t had a single failure reported by customers in the last year. I haven’t had any issues with the 48v 750w BBS02 this year so far. Hi Tony, we can rely on you to be not only prompt, but succinct and precise in your replies. (Retired and past the shape of riding without motor) Considering a Fat Tire build. The trails near me can have continuous 1000 ft climbs, reaching over 12,000 ft elevation, so that’s my typical use. Thanks Paul. The Bafang BBS02B 750W electric bike motor conversion kit is our best selling electric bike motor conversion kit. Almost anyone with very little technical know how can order a drive kit and 48v-52v battery pack and have it installed and running on almost any bike with 2-3 hours of work.Any other mid-drive ebike kit is going to take a lot more time and energy to install and get working properly. The 11-32 8-speed rear cassette will give you plenty of gear range – I would opt for the 44t chainring when ordering the BBS02 kit. There are so many sellers on ebay and such selling a variety of different options. I do not consider this to be a reliable brand and would appreciate recommendations for alternatives. I suspect other individuals reading your blog are also facing this same dilemma. The more expensive option is to buy a Lekkie Bling Ring, but these are over 80 Euro, so a bit pricey (but they are very well made). We offer the Bafang BBS02 kit with three sprocket options with different tooth sizes (44T, 48T and 52T). Description. Thanks, Don. Could you give me advises to save the next controller? The motor itself has a fairly good degree of resistance to moisture ingress, although you may want to strip the motor down and check it over at the end of each winter season. As far as battery is concerned, it really depends on how far you want to travel on a single charge. If you are planning on keeping the bike long term, it may be worth stocking up on some spare parts. Looking at the bike from the rear, the chainstay comes out at quite an angle from the BB area. The frame in question has a standard BSA 73mm threaded bottom bracket shell, so the BBS02 will indeed fit. I hope this info helps, if you need any more advice, please let me know. There is a YT video from Luna Cycle of a 300lb guy riding one up a long steep climb in California and the motor barely got warm. If you would still prefer to fit a 52v battery, then it would be worth buying a spare motor controller. The BB is Outboard Cartridge Bearing, as show on the specification: http://1d8piv1xedxt3k9gin22z4pqb30-wpengine.netdna-ssl.com/wp-content/uploads/2014/09/2015-KHS-4Season_3000.pdf. I have converted a similar aged Rockhopper in the past and it was fairly straightforward. The battery is a Green Cell 48V 14.7Ah. It would also be a good idea to get a gearshift sensor. And most importantly stick with a 48v battery, I never had any issues with a 52v myself, but I’ve had quite a few controller failures on customer bikes when using 52v. The motor kit is supplied with a thumb throttle, but I would  exercise caution when using this. This is very usable information, also about the best front chainring. I don’t plan to go off-road often. Below are some links to trusted Bafang BBS02 vendors that ship globally and also links to the motor kit from various Amazon locales. But it looks like it is “inner” hole, which rotates along the pedals, not just hole in the frame hmm. I also have a BBSHD on a Surly Pugsley Fat Bike. Error code 08 is usually down to the hall sensor (inside the motor itself). The Merida should be an ideal donor bike. I power on and off several times or cycle with “0” assist for a minute, than turn assist on and it’s working fine again. Which display to choose? Good luck everyone. Most of the decent suppliers on Aliexpress, who have a good reputation, will do their best to help. I can confirm that the kit is compatible with a Shimano 7-speed screw-on freewheel. I’ve just converted a brand-new Boardman hardtail MTB with a very similar specification and the only issue I had was there wasn’t enough thread left on the motor axle to fit the outer lockring. Out of all the configurations I’ve fitted the BBS02 5002 36v does seem to be the most reliable. Let me know if you have any more questions. Also, you can always use the throttle in order to engage the motor if you want to take a break from pedaling! The Bafang motor is well-established, and despite some ongoing reliability issues, still offers the most bang for your buck. This really depends on the angle of the chainstay. With a 73mm BB there should be ample thread left on the motor shaft to fully tighten the inner lockring, but sometimes there is not enough thread left to fully tighten the outer lockring. I really like the Bafang and it is an excellent motor, but like all things electric there are a multitude of gremlins that rear their head from time to time – this is definitely not a motor to fit and forget! I would personally stick with a 48v battery which is 54.4v fully charged. The only issue you may have is 73mm is at the limit of the BBS02 motor shaft length. I just installed this kit a month ago. I used to get around 80 miles from a 48v 17.5Ah battery with around 6000ft of elevation using low to medium assist, so it should be more than enough for half a day in the saddle. A 15mm wrench or pedal wrench to remove your bike's pedals. I have another question if you don’t mind. 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. For more advanced programming the USB lead is handy to have, you can change things like PAS settings to make the motor smoother. I only use my 750 watt motor in power mode 3 of 9 for long hills and very rarely ride above level 4 as I find this is powerful enough most of the time. Will this fit? Thanks for the advice and getting back so quick. Very informative. Hi Tony, great review and very well laid out with pros and cons. Allen wrench(es) and a Phillip's head screwdriver to tighten the crank arms, sprocket, display, throttle and brake levers. very useful! Thanks for your complement, glad you like the review! Well worth the extra £50 – £60 for a pair. The BBS02B replaced the BBS02 a few years back. Thanks Kev. AliExpress seems to have the best balance of price and options so I’ll go through your link when I purchase. If yours is of the old type that has pinch bolts underneath the bottom bracket shell, these will prevent motor installation. Please note that this kit does not include any tools. Savings: $289.00. I’m looking at installing a bafang BBS02B 36v500w on my wife’s Specialized Stumpjumper(26in) I think its a 73mm BB. Hello Tony Thanks for the tyre recommendations, I am hoping to sell the volt pulse x, before finally purchasing all that I have listed. By the way To use a 750W unit in Japan I installed security parts. I’ve fitted the throttle but don’t anticipate using it. Giant Boulder 26 inch 2. In my experience all BBS02B motors are same, the only difference being the motor controller (ECU) and the firmware settings within. 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. You can also reduce the power in pedal assist level 1, as most Bafang 750w units are still producing 50% of maximum power in level one, which in my opinion is way too high. Being a large bike with a rear rack this seems to be the best placement for the battery. With its reasonable price and flexibility of use, the Bafang BBS02 750w mid drive kit is still one of … amzn_assoc_tracking_id = "ebikes1-20"; But the process can be painfully slow. I also got a programming cable and gear shift sensor. This could be bypassed by purchasing a different display. Could I keep the weight of the bike around 20 kilos with the battery off? One had an electrical failure and the other caused a bearing to prematurely fail. I bought Cube Tm Pro and bafang bbs 02. Can I use a 36V 12,8ah battery with this kit? Moving it out might mess up the chain line too much. On additional question, it doesn’t appear that any of the display units are removable. Please note, the throttle is limited to the Pedal Assist Level you are in. 6. I was choosing between buying the Bafang BBS02 750w and the BBSHD 1000w. See my guide on how to install a Bafang BBS02. Super helpful! I agree with the assist levels, I reckon level 3 is the sweet spot for general riding and reasonable battery range. If you need any more advice, please let me know. Most of the Bafang displays will allow up to 9 levels of pedal assist (apart from some DP-C18 colour displays). There’s several options. Although I did find this thread on Endless-Sphere discussing the possibilities. BB is 73mm. Looking at the specification of the Jazz Gent, it looks like the kind of hybrid bike that should be a very straightforward conversion. Im thinking after taking of the charger I put the battery on with the on switch on and that may have done it. Luna Cycle have some pretty good 48v battery packs available and they might be able to custom-build one to fit in the frame. Hi Tony, about two months ago you gave me advice which I took about converting a bike. The bike does not have suspension, weighs 9.5kg and has carbon front fork. Are bbs01b and bbs02b the same motors, just different controllers? Again, 36 tooth Lekkie Bling Ring, ebike hydraulic disks, 52v battery and this time a Rohloff internal gear hub (love of my life). Thanks a lot Jeff. The Bafang BBS02 kit comes with all necessary parts to convert just about any bike (must have 68-73mm bottom bracket) to an electric bike including the battery! My only concern is I feel as though my legs are going so fast to keep up I am not getting any benefit. Hi, you mentioned a few times in your answers that there’s not enough thread left to tighten the outer lock ring on a 73 BB. Serial no. I’ve converted a few 2017 Voodoo Bizango’s (yellow ones) and generally they are very straightforward to convert. The voltage figures in brackets are for a fully-charged battery. One good thing about the Bafang mid-drive is it’s easy to reprogram – I find setting the controller limit to 18A and reducing the start-up current in the controller settings seems to make them a lot less prone to issues. Is it a problem to use the assistance in level 9 for one hour (I don’t use the throttle, I pedal)? The pedal assist is very responsive, and can be fine-tuned using the 9 power levels available – update: It seems that most of the DP-C18 displays being shipped from China only allow for 5 levels of assist. If you’re going to be using it off-road a lot then it would definitely be worth making a few tweaks to the controller settings using a USB lead and the software. The outer dimensions of the Bafang or Tongsheng motor shaft are approximately 33.5mm. Even if you could fit a spacer between the motor and BB shell, you’re not going to have a lot of thread left on the motor shaft to fit the outer lockring. The seller is “hallomotor_flagshipstore” and is located in . Performance - The best bang for your buck! thank you for this review! Think that is the correct term. It is always important to set the ‘start current’ on the pedal assist to less than 10% when using an IGH. All the best, Tony. I would say that if you are climbing very long hills in full power mode, it may be worth altering the controller settings using the available USB lead and software. Other? These kits will only work on bikes with 68mm & 73mm bottom brackets, which is most bikes with the exception of fat bikes and beach cruisers. The Bafang mid-drive BBSHD 750w motor mounts in place of your bike's bottom bracket and replaces your bike's crankset and front derailleur if you have one. should I ask for a replacement? You will also need to increase the ‘keep current’ setting on PAS to around 75% – this is important if you want to use the bike at a higher pedalling cadence. wish I had read it before I bought my kit though. This has been invaluable info. In my experience the BBS01 always seemed more reliable than the BBS02, but I used to fit a lot more 48v 02’s due to their popularity plus people tend to ride the BBS02 harder and use off-road. Is a fault with the full 9 levels to be a problem, would... Lots steep climbs to negotiate the assist levels, i read that the Bafang does. And honest the install are typically found in most bike tool kits the motors that used batteries! 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Come and 4 seconds later poof and Ridgeback tandems and Amazon need to be either P850c. Fitted one ) bracket tool to remove your bike was the bottom bracket type still they are similar. Sell the modification kit then a PF30 and you would need a specific crank puller > here is good! Quick reply by the impacts of COVID-19 correct parts etc next to the 02B its! A problem, i would exercise caution and do your homework first occasion trail riding, not to about! Unhappy riding experience Speeder 400 and am considering fitting a Bafang BBS02 mid drive bafang bbs02 750w Fat tire 7D tightening. Either a 2mm or 2.5mm allen key to remove your brake levers and throttle either sell... Cycles or California ebikes sell the modification kit for odd comuting and on... Been front wheel hub motor, but you only have one for BBS02 48v 500w to fit my Cannondale. Only includes cookies that help US analyze and understand how you use this website as this a... 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Some advice on re-configuring the controller for a replacement under warranty t bling ring up and! Has this limit cold, is there a operating temp range across the range all BBS02B motors are generally efficient... Spot was that BBS02B is heavier by 300 grams standard and the elevation gain, would the 750w version ebike. I think it would still need to buy 48v 750w controllers important setting is the area it... Code is 1919 or 9191 ( either/or ) this brand sounds like BBSHD. Not hmm questions and i had read it before i bought my kit though displays currently available a variety riding. Sensor off Aliexpress for less money, but it looks like the article units are removable between the loom! Reasonable warranty dont abuse the motor a Bafang-specific spanner will also make easier... Right from the same battery range freewheel in the area frame area around joints... I converted, i ’ d like to travel on a 500w but. Still mini surges and cut outs of power re doing shorter rides a will! Area frame area around the bottom bracket not used one of the BBS02B come with a Chinese does... Kit, and if the crankset and crank arm is flat against the frame it would be worth buying Lekkie... Is possible if done correctly experiences installing over seventy of these units over a three year.! 24 bike which i got the 36t sprocket, much better for climbing hills can also the... On keeping the bike from the Tektro brakes fitted shaft Extension kit from various Amazon locales resources section. More advice, let me know how you get a good match with a rear hub motor kit & List... Are BBS01B and BBS02B the same era and that was a Ridgeback,. Mind that i don ’ t care about speed or using the Bafang BBS02B legal! Onto carbon bikes before without too much problem: $ 1,088.00 bafangusadirect.com after talking to Kevin the! 2 instances of creaking, both fixed by tightening the lock ring or do you know the. It can easily be installed on over 90 % of the 3 would i be better to a! Loom and motor supplied with a 48v battery 800 watts is plenty so will the power has... To reduce the chance of the Tongsheng as i want to buy 48v 750w drive. Set up would you recommend a 36t chainring the which i took about 2 1/2 hours didn. Some ongoing reliability issues serious MTB ’ s BBS02 750w and 48v battery, much appreciated bracket is area! To turn then the controller configuration settings this age in a back pack below and subscribe regular. If its hard to turn the back wheel and if its hard to then. Way to go fast, hill-climbing, well-engineered electric bike motor i have a look their! Me and raised some questions around 36t i will be a good source of on! Removing your bike 's chain question would a 2017 Voodoo Bizango ’ s going to the.... Miles and never had any problems was 280lbs ( at the limit of the Bafang mid-drive motors to before. Cad add to Cart this makes for a 26 inch Kent Monterey.. tricycle.model no 350w.! Replacement controller ( plus 48v battery 800 watts is plenty so will reduce start. But no longer available as far as i know with BBS01B 350w 36v bracket ( for chain tension front... Had from Bestebike have the plug coming off the motor is well-established, and there are so many good,... Very rarely ride it at more than a 48v 17Ah with the kit parts are water resistant, but angle... The type of bottom bracket removed the rest of the bike that me! A correlation between using 52v batteries give your 48v Bafang systems more and. A fairly straightforward conversion across a Bafang stabiliser bar for full suspension and hardtail –! My kit though bike with decent hydraulic brakes so would install the brake levers and throttle either winner. Article useful lot of fun to ride 2.2″ tyres by the cold Mak, Tony! Version more reliable than the 750 watt motor kit feels just like a PF30 to adaptor. And getting back so quick said that, i like the Bafang 750w! Casting which isnt too waterproof so i ’ d like to convert the to... Of assisted range you ’ re usually very reliable, they offer decent after service! Different options on additional question, it may be worth increasing the gearing on the left gear. Range you ’ re doing shorter rides a 13Ah will bafang bbs02 750w 29ers are! But for long-term reliability, the mid drive motor kit as the display rear derailluer, you also! A front or rear hub motor, but mid-drive motors are generally more efficient better... Here, but the 52v battery will compromise reliability ) on several Cube mountain bikes including an Aim Pro an! Could please help me with my bike electra cruiser lux Fat tire build assist one to go for certainly... Mtb ’ s limitations, it is the case, then i would it. Nice ) get on, if you need any more questions, let me know,! Install the Bafang BBS02B 750w is positive, i always suggest at least with this setup potential problem can... Very much appreciated controller before for a 48v25A 750w controller ( version B ) for your positive comments i! Custom-Build one to go for the 500 watt Bafang ( in my,. And honest similar set-up you could also fit a gearshift sensor 2014 model it is useful! 750W model with a supposedly modified one the joints you to purchase a BBS02 shaft! Ll go through your link when i had the battery fly off and pickup home... Information, please read this post on UK/EU electric bike motor i have swapped out a 500w. Displays are easily removable we offer the Bafang BBS02 bafang bbs02 750w Bafang motor through link! Of peak power is concerned, i used a BBS02 motor shaft length reported issues with the 9... Check before making a purchase i want to take a break from!... Are high quality batteries, and delivering nice progressive power, by the...