Ford Focus LS, LT

The Ford Focus is a compact car (C-segment in Europe) manufactured by the Ford Motor Company since 1998. Ford began sales of the Focus to Europe in July 1998 and in North America during 1999 for the 2000 model year.

The second generation Focus was launched at the Paris Motor Show on September 23, 2004 as a three and five-door hatchback and an estate. In 2005, Ford released a MK.II version of Ford's sports division of Focus, the Focus ST.

Information provided by: https://en.wikipedia.org/wiki/Ford_Focus#Second_generation

Head-unit Variations

The original square cornered single disc and stacker models were made by Sanyo and can have either a Ford connector or Quadlock connector. Please remove factory head unit to determine the correct connector for these models.

The rounder corner units all seem to use the quadlock connector