BBS have four version:BBS01/BBS01B/BBS02/BBS02B 250W-750W
BBSHD have three BB:68mm/100mm/120mm 48V1000W(BBSHD motor have 750W too)
How to chocie correct goods
If your bike BB(bracket bottom) is 68mm and motor type is BBS01/BBS01B/BBS02/BBS022,please choiceBBS 68MM
If your bike BB is 73mm,please choiceBBS and HD 73MM
If your bike BB is 68/100mm and motor type is BBSHD 48V1000W,please choiceHD 68mm and 100mm
If your bike BB is 120mm,please choiceHD 120MM.
Motor Kits,warranty time12 monthexcept phycial damage and wrong operation.
Battery,warranty time12 monthexcept phycial damage and wrong operation.
Accessories,60daysexcept phycial damage and wrong operation.
Return & Refund:
It is our pleasure to see customers have fun with our products, if you decide to return
the items within 15 days after receipt,we will refund you, the return items must be in
Your satisfaction and positive feedback is very important for us, it will be very kindof you
to leave us 5 stares feedback, if you have any problems, feel free to ask us, we
will do our best to give you service.