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 Audi A6 / A6 QUATTRO (C7) 2012-2018 Compatible For Audi A7 QUATTRO (4G8) 2012-2018 Note: Excludes Electronic Suspension, & will not fit A7 compatible for FWD. Specification Damping adjustable: Available, 24 levels of rebound damping force Shock structure type: twin -tube Front & rear top mount: OE top mount required Camber adjustable: Not available Height adjustable: Yes, lowering 25-75mm depending on the vehicle models Spring Rate Front: 8 kg/mm (448lbs/in) Spring Rate Rear: 11 kg/mm (616 lb...