For 1999-2001 Audi A4 Quattro ABS Speed Sensor API 97681YRNB 2000

For 2004-2009 Audi A4 Quattro ABS Speed Sensor API 96268TR 2005 2006 2007 2008

API SERVICE TECH ABS Speed Sensor fits Audi A4 Quattro 1999-2001 93CTXN

For 2009-2015 Audi A4 Quattro ABS Speed Sensor API 37624TFSP 2010 2011 2012 2013

API SERVICE TECH ABS Speed Sensor fits Audi A4 Quattro 2000-2001 58WXTK

For 2000-2001 Audi A4 Quattro ABS Speed Sensor API 95986FNCB

API SERVICE TECH ABS Speed Sensor fits Audi A4 Quattro 2000-2001 75FDPK

API SERVICE TECH ABS Speed Sensor fits Audi A4 Quattro 2009-2015 48QHNX