NSK 
OE Aftermarket The OE Aftermarket Porsche Wheel Bearing is a Cerified OEM Manufacturer replacement part for your Porsche. If you want the highest quality Porsche aftermaket part, use OE Aftermarket brand.
OES Genuine 
Ruville 
SKF For driven-wheel applications the Porsche wheel bearing arrangement must still accommodate suspensions loads and for front-drive arrangements. For non-driven wheels, front or rear axle applications, compact Porsche wheel bearing units available with a range of passive or active speed sensors for integration with the Porsche's ABS or TCS active safety systems's.
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