Parts list:

The parts can be ordered through aliexpress.com, all the order links can be shipped internationally without taxes. I only list trusted sellers, where I also buy my personal parts. The bike can be bought at Decathlon worldwide.

Conversion Parts:

Bafang BBS02 750 Watt + Battery + charger + display + all other parts:

http://s.click.aliexpress.com/e/cfjAVHdA

In the video I have the 44T chainring and the DPC-18 TFT display (choose C965 Display if on a budget).

This kit includes all the conversion parts you need like: e-bike brake levers, throttle, display, control unit, motor, battery, charger and mounting hardware.

Optional parts:

Gear sensor (recommend):

http://s.click.aliexpress.com/e/bl9qyWt6

Programming cable (if you want to reprogram your controller):

http://s.click.aliexpress.com/e/b4kyvtas

Programming tutorial:

https://www.ebike-builders.com/post/build-your-own...

Bike light (optional, can run of the e-bike battery and turned on via display):

http://s.click.aliexpress.com/e/bNi8QZCk

Bike (Rockrider ST 520):

The bike I used is available at Decathlon, here are the links of the most popular countries. If your country isn’t listed below you need to see if there is a Decathlon in your country. Decathlon is in 54 countries, so there is good chance you can get this bike in your country.

US: http://bit.do/e4Qm4

UK: http://bit.do/e4QmZ

CN: http://bit.do/e4Qm5

RU: http://bit.do/e4Qm6

DE: http://bit.do/e4QmY

FR: http://bit.do/e4Qnb

IN: http://bit.do/e4Qm8

ES: http://bit.do/e4Qng

IT: http://bit.do/e4Qnj

BE: http://bit.do/e4Qnt

NL: http://bit.do/e4Qnk

Tools:

The specialized tools you will need, to make this e-bike are listed below.

Bafang tool:

http://s.click.aliexpress.com/e/cs5q2WLO

Crank removal tool:

http://s.click.aliexpress.com/e/bMo6JScC

Decathlon also sells the correct bottom bracket tool that I used in the video. I prefer that one. Otherwise get the one below.

Bottom bracket tool:

http://s.click.aliexpress.com/e/bW4v3ALI

You need either tool 1 or 2, tool 2 is easier because it uses chain quick links and can be used on the Rockrider ST 520 bike.

Chain removal tool 1:

http://s.click.aliexpress.com/e/bUcMhUCu

Chain removal tool 2:

http://s.click.aliexpress.com/e/bzFxQYp2