Update...
I've just added a new link to a much cheaper brand new wireless charging unit to my post a few posts above this one
Tray & mat part numbers....
Blank full width tray - 51 16 9 181 218 (short number 9181218) - Full width rubber mat - 51 16 9 174 845 (short number 9174845)
Blank half tray with phone* - 51 16 9 181 229 (short number 9181229) - Rubber mat - 51 16 9 174 846 (short number 9174846)
Cup holder with phone or blank (RHD) - 51 16 9 181 223 (short number 9181223) - Rubber mats (cups) - 51 16 9 150 218 (Short 9150218) & 51 16 9 198 594 (short 9198594)
Cup holder with phone or blank (LHD) - 51 16 9 181 226 (short number 9181226) - Rubber mats (cups) - 51 16 9 150 218 (Short 9150218) & 51 16 9 198 594 (short 9198594)
*If you decide to remove the phone base (either phone/blank or phone/cup holders) but don't want to replace the tray then you can remove it and place this rubber mat in it's place 51 16 9 150 224 (short 9150224).
Hope that all helps
I've just added a new link to a much cheaper brand new wireless charging unit to my post a few posts above this one

Tray & mat part numbers....
Blank full width tray - 51 16 9 181 218 (short number 9181218) - Full width rubber mat - 51 16 9 174 845 (short number 9174845)
Blank half tray with phone* - 51 16 9 181 229 (short number 9181229) - Rubber mat - 51 16 9 174 846 (short number 9174846)
Cup holder with phone or blank (RHD) - 51 16 9 181 223 (short number 9181223) - Rubber mats (cups) - 51 16 9 150 218 (Short 9150218) & 51 16 9 198 594 (short 9198594)
Cup holder with phone or blank (LHD) - 51 16 9 181 226 (short number 9181226) - Rubber mats (cups) - 51 16 9 150 218 (Short 9150218) & 51 16 9 198 594 (short 9198594)
*If you decide to remove the phone base (either phone/blank or phone/cup holders) but don't want to replace the tray then you can remove it and place this rubber mat in it's place 51 16 9 150 224 (short 9150224).
Hope that all helps
