Note : This kit is for electric fat bike . its drop out is 175mm .
Electric fat bike motor specifications :
Speed : 65-70 km/h
Wheel size : 20" x 4.0
Drop out : 175mm
Out wire: 2.5mm2 wire will bear max 45amp current accoriding to the Temperature
Net weight ( motor ) : 7kgs
Efficiency: 85%
Magnet: 35mm Height
loading: 120kg
Torque : 40-50N.M max
Gears : 6s/7s

48V 20Ah Lithium Battery specifics
Capacity: 10 - 20Ah
Voltage: 48v
Type: Lithium Battery
Battery capacity: electric bike battery 48v 20AH
Weight : 8KG
discharging current: 30A
max discharging current: 60A
Color: silver
Warranty: 12 months
Recommend motor : 1000w/1500w
Size : 85X153X420mm
is_customized: Yes

The package list for 48v 1500w Electric Fat Bike DIY Conversion Kit with the 48v 20ah lithium battery :
1x 48v 1500w rear motor wheel : 20" wheel size .
1x 48v 35amp smart controller
1x Twist throttle with key and battery indicator
1x Electric alloy brake levers, left and right .
1x pas system
1x 48v 20ah lithium battery with 2a chager, EU, USA, UK and AU for choosing.
1 x 48v 20ah lithium battery included in !!!
1x book manual and ties .

• 20" *4.0 48V 1500W Electric Fat Bike Conversion Kit
• 48v 20ah lithium battery with 2a chager
• Rear fork distance:175mm
• Twist throttle with key and battery indicator
• Speed : 65-70km/h

20" *4.0 48V 1500W Electric Fat Bike Conversion Kitniubo power