ApplicationCompatible for BMW 5 series E60 2004-2010 Sedan RWDmodel: 525i,528i,530i,535i,545i,550iwill not fitM modelsSpecificationDaily driver, occasional autocross day or occasional track daysProduct included: complete coilovers 2 front and 2 rear/ a pair wrench for height adjustmentTop mounts: front - pillow ball top mounts rear - rubber top mountsAdjustable camber plate：NoAdjustable damper: NoSpring rate front: 10kg/mm(560 lbs/in)Spring rate rear: 7 kg/mm (392 lbs/in)Adjustable height: Yes lowering 1\'\' to 3\'\'Shock type: Twin tubeSpring Preload: 7-10 mmColor: GlodenWarranty: one year warranty for any manufacturing defectFeature- Lowering height 1\'\'-3\'\' allows you have more aggressive stance.- Separate height adjustment without sacrifice of damper stroke & without removing the coilover out from the car.- Dust boot included to protect damper seal.- Twin-Tube Structure --- For Low Resiliency & Securing Sufficient Stroke.- High Tensile performance spring --- Under 600,000 times continuously test, the spring distortion is less than 0.04%. Plus, the special surface treatment is to improve the durability and performance.- Most pieces in our Coilover systems, including mounts, collars and spring perches, are designed from 6061-T6 Billet Aluminum resulting in lightweight, durable and rust resistant components.- Steel shock bodies are electroplated with Zinc for anti Anti-corrosion.- Full rebuildable.Note- Hi-performance aftermarket parts; no instruction included; professional installation is suggested.- Please feel free to contact us for whatever we can help