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 Dodge Challenger RWD 11-22 Compatible For Dodge Charger RWD 11-22 Compatible For Chrysler 300 RWD 11-22*does not fit cars with electronic suspension Specification Damping adjustable: Available, 24 levels of rebound damping force Front top mount: pillow ball Rear top mount: rubber Shock structure type: twin-tube Camber adjustable: Available Height adjustable: Yes, lowering 1-3 inches depending on the vehicle models Spring Rate Front: 12kg/mm (672lbs/in) Spring Rate Rear: 14kg/mm (784lbs/in) Front spr...