General description maXpeedingrods B2 coil-overs are designed as entry-level for street use, featuring height adjustment and adjustable camber plates (applicable for some vehicles). This product offers a lowered stance and improved performance for your daily use vehicle. Technical specifications Height adjustable: Yes, lowering 25-75mm depending on the vehicle models Front damper knuckle insert diameter: 62mm Damping: Not adjustable Camber adjustable: Not available Front top mount: Pillow ball Rear top mount: Standard rubber Spring Rate Front: 10 kg/mm (560 lbs/in) Spring Rate Rear: 7 kg/mm (392 lbs/in) Front spring inner diameter: 70.5 mm Rear spring inner diameter: 70.5 mm Spring length Front: 230 mm Spring length Rear: 200 mm Spring Preload advised: 7-10 mm Compatibility and accessories Application: For BMW 5 Series E60 2004-2010 Saloon RWD model: 520i, 525i, 528i, 530i, 535i, 545i, 550i, 520d, 525d, 530d, 535d. Note: Will not fit M models. Please verify the model and dimensions