Atlantic British, 9439A, Trailer Wiring Kit For use in Land Rover Discovery Series I 1994 - 1999 model vehicles For use in Land Rover Defender 90 1994 - 1997 model vehicles For use in Range Rover Classic 1987 - 1995 model vehicles For use in Land Rover defender 110 1993 model vehicles Converts Rover plug to North American standard flat-four plug