At $100 they are a good buy, I just sold a set fr $150.
The set I had were marked E53...and I used them on my E39 touring (1999) and E53 X5 (2006)
Make sure you get the instructions and the wrench....in the manner of BMW "stuff" they are a bit complicated to get them on right.

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BMWCCA # 12660
14 GLK 350 M/B (hatefull POS gone)
05 CLK 500 AMG Cabrio
07 530xiT
09 Boxster