This front control arm suspension kit is designed for BMW 5 Series E60 and E61 models from 2003 to 2010. It is compatible with 520d, 525d, 530d, 535d, 520i, 523i, 525i, 530i, 535i, and 540i petrol and diesel engines. This kit is for 2WD models only, not for AWD or 4x4. The kit includes: 1x Front lower left arm forward (OEM Part Numbers: 31104026719; 31126774825; 31126765995) 1x Front lower right arm forward (OEM Part Numbers: 31104026720; 31126774826; 31126765996) 1x Front left lower arm rearward (OEM Part Number: 31126760181) 1x Front right lower arm rearward (OEM Part Number: 31126760182) 1x Front stabilizer bar link left (OEM Part Numbers: 31306781547; 31356760985; 31356769499; 31354014531) 1x Front stabilizer bar link right (OEM Part Numbers: 31306781548; 31356760986; 31356769500; 31354014532) 2x Front tie rods assembly (OEM Part Number: 32216762403) The lower arms are made from aluminum, and the tie rods and end links are made from steel. Please check the OEM numbers before purchase to confirm fitment.