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Big Boy 7.5KW mid drive e Bikes
Big Boy 20KW e Bikes

2989USD 20KW 72-120V Electric Big Boy e-bike with 20kw spokes hub motor single gear, with 12ah 72V 15C Lifepo4 2.5A 72V charger, Top speed 110km/h @ 72V

( for top speed 150km/h can up grade the battery to 120V 12ah)

2789USD 7.5KW 72V Big Boy e-bike with 7.5 kw mid-drive motor 9 speeds, very stable at high speed , with 12ah 72V 15C Lifepo4 2.5A 72V charger, Top speed 140km/h @ 72V

1789USD 10% assembled 7500W 48~72V 9speeds big Boy e-bike parts, without batetry without charger use 1.6x21" motorcycle rims without tires and hydraulic disc brakes, Top speed up to 140km/h @72V

1989USD 10% assembled 20KW 48~72V 1 speed big Boy e-bike parts, without batetry without charger use 1.6x21" motorcycle rims without tires and hydraulic disc brakes, Top speed up to 110km/h @72V

( for top speed 150km/h can up grade the controller to 72-120V )

1689USD 10% assembled 1920~3KW 48~72V 9 speeds big Boy e-bike parts, without batetry without charger use 1.6x21" motorcycle rims without tires and hydraulic disc brakes, Top speed up to 100km/h @72V

2099USD 1800-3000W 36-72V Slim Boy e-bike 18 speeds, with 12ah 48V 5C Lifepo4 2.5A 48V charger, range up to 37 km, Top speed 100km/h when use 72V battery

2169USD 1800-3000W 36-72V Slim Boy e-bike 18 speeds, with 12ah 60V 5C Lifepo4 2.5A 60V charger, range up to 37 km, Top speed 100km/h when use 72V battery

2489USD 7.5KW 72V Slim Boy e-bike18 speeds, with 12.5ah 72V 15C Lifepo4 2.5A 72V charger, range up to 30 km, Top speed 150km/h

1649USD 10% assembled 7.5W 48-72V 18 speeds Slim Boy e-bike parts, without batetry without charger , Top speed 150km/h @72V

 
 

Powerful Electric MTB Frame without motor kit

Can take Load 100kg 150km/h Cr-Mo steel 1.4mm thick

389USD Electric MTB Frame with air shock, head set for 28.6mm ( 1 1/8") tube. Suitable for mid-drive motor and spokes motor.
689USD motorcycle Forks+2 axle+ 2 motorcycle disc brake sets+ 2 pcs 220mm disc+ 2 pcs 21x16" rim. Suitable for 8kw or 3kw mid-drive motor Big boy e-bike
589USD motorcycle Forks+ axle+ 2 motorcycle disc brake sets+ 220mm disc+ 21x16" rim. Suitable for 20kw hub motor Big boy e-bike
20KW spoke motor kit top speed 150km/h @ 120V, Controller 48-72V 120A continue 280A max with throttle 21" motor cycle rim with single speed freewheel 849USD
2KW spoke motor kit top speed 80km/h @ 72V, Controller 36-72V 40A with throttle 21" motor cycle rim with 9 speeds freewheel 449USD
motorcycle 21" rim down hill hub suitable for 2.75-21" or 80/100-21" tire 129USD
 
Above motorcycle 21" rim down hill hub

Store Policies

Warranty

We guarantee Motors, purchased from us with a 12 months warranty against defects in quality. Batteries with BMS, Chargers, gear box and throttle have 6 months warranty against defects in quality, . All products are checked for quality before being shipped out.

If you purchased any items which appear to have a problem, please contact us. In most cases we are able to sort out the problem by providing technical support, without your sending anything back. If we cannot resolve the problem by email we will provide you detailed instructions on how to return the item for repair or replacement only. Please do not return anything without first contacting us to obtain authorization. Shipping fees are not refundable.

Any special order or discounted order are no warranty, the buyer need to pay full amount to receive the warranty

7 days return or exchange

Returns or exchanges will only be accepted for defective or damaged products upon shipment and must be authorized by us before the product(s) is returned. We will replace, refund, or credit your account for a returned product(s) at our discretion. Shipping & handling fees are NOT REFUNDABLE. For any exchange or refund, we need the receipt or a record of the purchase in our system, and the product must be in its original condition, including the box, packaging, & accessories.

All our DIY kit and parts' lead time 5~20 days, usually send in 10 days

" Kit": including 200W or 250W or 360W or 500W or 650W or 840W or 960W or 1200W or 1500Wbrushless motor with controller, battery lead, throttle, motor bracket, crank set Chain wheel on freewheel .

"Batteries bag and Charger" : including 20Ah 24V SLA battery's bag and 2A charger, batteries charging plug, for 1200W, 1500W kit use please order 2 sets of Batteries bag and Charger ( it need to order with kit)

(LiFePo4 +BMS batteries ready made pack has+1200 cycles or +1800 cycles) We give 6 months limited warranty on our battey packs

All our E-Bike's lead time 5~ 20 days, usually send in 10 days