Genuine BMW Main Bearings S63 S63TU - F10 F12 F13 F85 F86 M5 M6 X5M X6M
These Genuine BMW Main bearings specifically for BMW S63 and S63TU main bearings bearings are superior replacements. They are ideal for both naturally aspirated and forced induction builds. With purchase of this bearing set we include custom bearing sizing for you if you provide us with the letters listed on your specific crankshaft and block. This information is required to properly size Genuine BMW bearings on the S63 engine. Please see photos for what this information looks like on the block and crankshaft. Contact us if you have any questions. If you are unable to provide this information we will spec the loosest bearing combination available for safety.