Solo Werks S1AU004 - S1 Coilover Suspension System - A4/S4 (8D/B5) '95-'01 Sedan & Avant (Quattro) Gold Zinc Plated Housings for superb corrosion resistance Black Anodized spring perches - double lock ring design 3 year Limited Warranty Lowering Range: Front & Rear 1.5"-3" / 40-80mm S1 Coilover - A4/S4 (8D/B5) '95-'01 Sedan & Avant (Quattro)