Questions about Bosch Automotive Aerotwin A863S

https://www.boschaftermarket.com/at/de/ersatzteile/-/Autoteile_und_Zubeh%C3%B6r/ Enter vehicle model and year of manufacture for the various replacement parts

Certainly not this one. Look here. Requires precise motorisation. https://www.auto-doc.ch/autoteile/scheibenwischer-10233/bmw/ix

if you go to the bosch website you will find all the codes for the appropriate machine

Two wipers for the windscreen. Wipers for the rear window must be ordered separately.

Unfortunately, I can't reach my trusted garage on Saturday. But I have seen in some forums that the Bosch Aero Twin A187S is used and it fits. it is minimally shorter, but it is quieter in wiping behaviour. I have a Cupra Ateca, sry without guarantee.