BRAND NEW JFR BMW crankshaft engine rebuild kit for 3.0 xDrive N57D30/N57 engines, supplying an alloy steel crankshaft with STD main bearings and STD big end/conrod bearings. Compatible with BMW X3, X4, X5, X6 Series 3.0 xDrive and BMW 3/5 Touring/Coupe 3.0D N57D30/N57, A-GRADE finish, Mfr Part No BMW-N57D30-REBUILDKIT-273-AS-02, OE refs include 11217809375 and 11217799970; 1 year seller/manufacturer warranty.