General description These 4PCS Coilovers are designed for various Audi, Seat, and VW models, providing adjustable height and improved handling. They require the use of the vehicle's original top mounts, which are not included, and may require modification for proper installation. Technical specifications Application: VW Polo MK5 V 6R_, 6C_ (03/2009-), Audi A1 8X (05/2010-10/2018), Seat Ibiza IV MK4 (03/2008-12/2017), Skoda Fabia NJ (2014+) Spring rate: Front 8 kg/mm (448 lbs/in), Rear 3.5 kg/mm (196 lbs/in) Adjustable height: Yes, lowering up to 1 inch Shock type: Twin tube Spring preload: 7-10 mm Warranty: 24 months for manufacturing defects Quantity: 2 front full coilovers, 2 rear shocks & springs including height adjuster Installation Professional installation and alignment suggested Use the vehicle's original upper mounts (not included) No instruction manual included Usage Designed to enhance vehicle handling and adjust ride height Easy to adjust for personalized driving