General description Coilover Suspension Kit designed specifically for Audi A4 B6 & B7 Avant Estate models, providing adjustable height for enhanced performance and handling. This kit allows for lowering the vehicle by 0-60mm, depending on the model. Technical specifications Height Adjustable: Lowering 0-60mm Warranty: 2 years for any manufacturing defect Spring rate Front: 9 kg/mm (504 lbs/in) Spring rate Rear: 12 kg/mm (672 lbs/in) Spring length Front: 190mm Spring length Rear: 190mm Coilover overall length Front: 460mm-520mm Coilover overall length Rear: 400mm-450mm Quantity: 2 front shocks, 2 rear shocks, 2 front springs, 2 rear springs, C-Spanner for adjustment, Front bump stops and dust covers Compatibility and accessories For AUDI A4 Avant (8E5, B6) 3 / 1.9 TDI / 1.8 T / 2.0 FSI (2000-2005) For AUDI A4 Convertible (8H7, B6, 8HE, B7) 2.7 TDI / 3 / 1.8 T / 2 (01/2002-12/2009) For AUDI A4 (8E2, B6) (11/2000-12/2005) 1.8 T for quattro / 3.0 for quattro For AUDI A4 Avant (8ED, B7)