Somerset4x4 stocks parts for the Jaguar XJ6 and XJ12 Series 3 (1979 - 1992), covering 3.4 and 4.2 XK and 5.3 V12 models, including Daimler and Sovereign versions. From brakes and suspension to engine, cooling, electrical and body parts, select a category below to find the right part for your Series 3.