Alcantara Seat Cover - Part # and Options?

[MagnumTI]

That part # looks good - comes up on my local dealer's site:
Cover Backrest Cloth 521041 - BMW (52-10-7-890-416)
Supersedes: 52107901126
MSRP: $779.97
Discount: $152.09 (19.50% off)
Sale Price: $627.88
https://www.bmwoffairfaxparts.com/oe...41-52107890416

Thanks John, that 's helpful. Had to disappear to deal with a funeral party, but looking back into this over the weekend.