Introductionma Xpeedingrods T6 lowering coil-over, standard with adjustable rebound damping, separate height adjustment without changing preload, developed damping oil & upgraded racing springs, adjustable camber plate(for some vehicles), & decent outlook, offers you more ability to tune your suspension on performance & gives your vehicle more impressive appearance. Besides, all our coil-overs are assembled in a dust-free factory, which turns out good quality & long life. Application Compatible For BMW 5 series E60 2004-2010 Sedan RWDmodel: 525i, 528i, 530i, 535i, 545i, 550i, 520d, 525d, 530d, 535d Note: will not fit M models. Specification Damping adjustable: Available, 24 levels of rebound damping force Shock structure type: twin -tube Front top mount structure: Pillow ball Rear top mount structure: Standred rubber Camber adjustable: Not available Height adjustable: Yes, lowering 25-75mm depending on the vehicle models Spring Rate Front: 10 kg/mm (560 lbs/in) Spring Rate Rear: 7 kg/mm (392 lbs/in)F...