I bought a complete set of SRAM EX1 (rear sprocket, derailleur, chain, shifter) for TSDZ2 motors:
https://www.sram.com/en/sram/mountain/series/ex1?filters=&sort=Relevancy&page=1
Normally the front sprocket for these sets is with a Bosch engine:
https://www.sram.com/en/sram/models/cr-xsnc-bos-a1...