The XJ40 generation Jaguar XJ sedan was built from 1986 to 1994 and sold to rich elderly dudes around the globe. If you were a crusty banker with a trophy wife, the XJ6 Sovereign was the sedan to get because the backseat had plenty of room for your mistresses. Find this 1990 Jaguar XJ6 Sovereign for sale in Southport, CT for $11,900 via craigslist. As seen on oppositelock.jalopnik.com posted by nibby68.