Since Wilairot replaced Zaidi at JPMoto for at least the remainder of this season, here is the update 
Instructions:
1. Use mixfile remixer to extract CONTENT.MIX in your DLC01 folder, GFXPAK.MIX in your main folder and MENU.MIX, also located in main folder.
2. Place the zaidi.dds picture file in GFXPAK/PICTURES/PILOTPIC and overwrite.
3. Place the db_pilots.bml file in the CONTENT/DATA/DB folder and overwrite.
4. Drop the number.dds file into MOTO2_2015/BIKES/BIKE553/PICTURES and overwrite
5. Drop the db.zts in the folder of your language...for example: MENU/TEXT/USENGLISH and overwrite.
6. Repack GFXPAK.MIX, MENU.MIX and finally CONTENT.MIX
Enjoy!
Instructions:
1. Use mixfile remixer to extract CONTENT.MIX in your DLC01 folder, GFXPAK.MIX in your main folder and MENU.MIX, also located in main folder.
2. Place the zaidi.dds picture file in GFXPAK/PICTURES/PILOTPIC and overwrite.
3. Place the db_pilots.bml file in the CONTENT/DATA/DB folder and overwrite.
4. Drop the number.dds file into MOTO2_2015/BIKES/BIKE553/PICTURES and overwrite
5. Drop the db.zts in the folder of your language...for example: MENU/TEXT/USENGLISH and overwrite.
6. Repack GFXPAK.MIX, MENU.MIX and finally CONTENT.MIX
Enjoy!