The rear track of the 2006 Audi S4 is 4 ft. 11.9 in. (59.9 in.).
The rear track of the 2002 Audi S4 is 4 ft. 10.7 in. (58.7 in.).
The rear track of the 2011 Audi S4 is 5 ft. 1.1 in. (61.1 in.).
The rear track of the 2013 Audi S4 is 5 ft. 0.6 in. (60.6 in.).
The rear track of the 2009 Audi S4 is 4 ft. 11.9 in. (59.9 in.).
The rear track of the 2005 Audi S4 is 5 ft. 0.1 in. (60.1 in.).
The rear track of the 2010 Audi S4 is 5 ft. 1.1 in. (61.1 in.).
The rear track of the 2008 Audi S4 is 4 ft. 11.9 in. (59.9 in.).
The rear track of the 2004 Audi S4 is 5 ft. 0.1 in. (60.1 in.).
The rear track of the 2007 Audi S4 is 4 ft. 11.9 in. (59.9 in.).
The 2014 Audi S4 has 37.5 in. of rear head room.
The 2014 Audi S4 has 35.2 in. of rear leg room.