Style 225M wheels have a well known issue of cracking.
+1 on 313 wheels. They're the best looking BMW OEM wheels IMO.
Style 313 19" | Michelin PSS | LUX H8 V3 | BMW Performance Grilles | BMW Performance gear selector | M3 CF trunk lip | M3 steering wheel + DCT paddles | Cobb AP | PTF ProTune E50 | AR Design Catless DPs | AMS FMIC | ER CP | Tial BOV | BMS OCC | AFE intake | KW V2 coilovers
12.2 @ 117.8