BMW recommends not exceeding 50mph and no more than 100 miles on the space saver spares. I've exceed both with no problems.
I am sure BMW will claim the suspension is "tuned" for the RF's, but after 6k miles with the Conti DW's I am not going back - no unusual wear at all.
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F10 550i Space Gray | Dinan Stage 5 | Eisenmann Race | ACS springs | 20" Ferric Grey 312 - Michelin PSS
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