Edit some colors in images of electric scooter

We want to change color on 6 different parts on an electric scooter. Right now these details are color black. And we want to replace them with 5 new colors to show our customers how easily they can replace parts with new color on their electric scooter.

We have the complete electric scooter in 3D for easier work. IN the file extensions FBX and MAX. So it is important that you as a freelancer feel comfortable working with those files. Here is a link how it looks
https://www.turbosquid.com/3d-models/xiaomi-scooter-m365-3d-1435312