This 28 inch electric bike kit combines the full E-bike technology: direct drive Brushless Gearless high torque hub Motor to change almost every bicycle into a personal electric bike. Save energy, protect environment and save money with a lot of fun.
This 28 inch hub motor kit can work with a 48V or 52V battery.
 
Main Features:
>. Rim: 28 inch double wall Alloy (Rim Fit For: 28 × 1 1/2" tire)
>. Spoke: 12 gauge / 184mm Length × 36 pcs
>. Default: Black spokes
>. Optional: Silver spokes -- Please leave message.

>. Engine: Bldc hub motor
>>. Voltage: 48V / 52V
>>. Power: 1500W
>>. Efficiency: 90.5%
>>. Max speed: 74.4 kmh -- 46.2 mph
>>. Mechanical brake: V
>>. Cable location: shaft end, LEFT
>>. Cable length:150cm / 60"
>>. Install: spacing of 100mm fork
>>. Noise: < 60 db
>>. Surface: Black painted

>. Driver: brushless controller
>>. MOSFET: 18 PCS
>>. With LCD: YES
>>. Rated Voltage: DC 48 / 52 Volts
>>. Min. Voltage: DC 40 ± 0.5 V
>>. Rated power: 1500 Watts
>>. Casing material: aluminium
>>. Maximum Current: 40 A ± 1 Amps
>>. Thermal: aluminum shell and the substrate
>>. 3 phase 120° brushless motor
>>. Operating Conditions: -20~45 °C
>>. Waterproof design
>>. Size: 155 mm L × 72 mm W × 38 mm H

With LCD, More Function:
* Cruise - Yes
* Reverse - (On / Off)
* Kmh / mph
* Throttle speeds ( 0 - 5 ) -- "0" is off throttle. "1" is the slowest. "5" is the fastest.
* Pedal assist speed ( 0 - 5 ) -- "0" is off pedal assist. "1 ~ 5" is the fastest. ONLY one max speed. If hope pedal with 5 kinds of max speeds, please choose the other controller of ours. Please click below link:
https://www.leafbike.com/products/diy-bike-conversion-kit/28-inch-48v-1500w-front-hub-motor-kit-1461.html
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Package Content:
1 x 28 inch 48V / 52V 1500W front hub motor wheel
1 x 48V / 52V 1500W 18-MOSFET motor controller
1 x LCD
1 x Twist throttle -- Cable length: 1500mm
1 x Brake levers -- Cable length: 1500mm
1 x Three button switches ( control cruise.. ) -- Cable length: 1500mm
1 x Pedal assist -- Cable length: 900mm

Net Weight: 11.7 kg
Package Size: 66cm L x 66cm W x 25cm H
Package Type: Cardboard Box
 

Diagram:	Motor Drw.	Performance: