Applications ​2000-2007 compatible for BMW X5 (E53) With Sport Air SuspensionPart Number37126750355, 37126750356 37121095579, 37121095580 37 12 6 750 355, 37 12 6 750 356 37 12 1 095 579, 37 12 1 095 580SpeciifcationsCondition: Brand New Quantity: 1 pair ,as picture show Placement on Vehicle: Rear Left & RightFeatures* Warranty: one year warranty for any manufacturing defect * Mates with OE Air Lines * Designed for Comfort Suspension and high quality * Fast Shipping * Replaces the original spring * Safe carrying capacity and stability * High-quality materials according to OE specifications, for high load capacity and long service life Notice- These air suspension bags are aftermarket ones. They will replace the original rear air springs. -Instruction is not included. Professional installation is recommended -Contact us please for whatever we can help