Here’s the breakdown on the display assemblies:
=== 2018 ===
* Space Grey, Apple P/N 661-09733
* Silver, Apple P/N 661-09734
* Gold, Apple P/N 661-09735
=== 2019 - TrueTone ===
* Space Grey, Apple P/N 661-12586
* Silver, Apple P/N 661-12587
* Gold, Apple P/N 661-12588
=== 2020 - TrueTone & Scissor Keys ===
* Space Grey, Apple P/N 661-15389
* Silver, Apple P/N 661-15390
* Gold, Apple P/N 661-15391
'''Sadly, there is no compatibility between any of these!'''
You can’t use the 2019 display on the 2020 as the lid is setup differently for the longer stroke of the scissor keys!