General description Performance Coilovers with Drop Links designed for various Audi and VW models, providing adjustable height and enhanced performance. Suitable for Audi A3 (8L1), Audi TT (8N3), Audi TT Roadster (8N9), VW Golf MK4 (1J1), VW New Beetle (9C1, 1C1), and Seat Leon (1M1). Technical specifications Adjustable height: Front lowering 30mm-100mm Adjustable height: Rear lowering 30mm-75mm Spring rate Front: 8 kg/mm (448 lbs/in) Spring rate Rear: 6 kg/mm (336 lbs/in) Spring length Front: 170mm Spring length Rear: 275mm Coilover overall length Front: 370mm-540mm Coilover overall length Rear: 410mm-650mm Shock type: Twin tube Top mounts: Not included Installation Professional installation and alignment are suggested for optimal performance. Usage Height can be adjusted with the coilovers installed on the vehicle, allowing for customization based on driving preferences. Other information High tensile performance spring, stress tested over 600,000 times with less than 0.04%