Key Battery CR2032 NOTE: Only for cars with Comfort Access. NOTE: fits from 09/2005 Production Date onward. Please see FITMENT CHART below under PRODUCT DESCRIPTION. BMW part# 66 12 6 912 985， made by VARTA (OEM). This part fits: (fits years) : Model: note 09/05-2007: 525xi 09/05-2005: 525i: M54 09/05-2007: 525i: N52 2008-2008: 528xi 2009-2009: 528i xDrive 2008-2009: 528i 09/05-2007: 530xi 09/05-2005: 530i: M54 09/05-2007: 530i: N52 2008-2008: 535xi 2009-2009: 535i xDrive 2008-2009: 535i 09/05-2009: 550i 09/05-2010: M5 09/05-2007: 530XiT 2008-2009: 535xiT 2009-2010: 535i xDrive: Wagon 09/05-2010: 650i 09/05-2009: M6 09/05-2010: 650i Conv 2007-2009: M6 Conv 2002-2005: 745i 2006-2008: 750i 2004-2006: 760i 2007-2008: Alpina B7 2002-2005: 745Li 2006-2008: 750Li 2003-2008: 760Li 2007-2008: X5 3.0si 2007-2008: X5 4.8i 2010-2011: X5 M 2009-2009: X5 xDrive30i 2009-2011: X5 xDrive35d 2011-2011: X5 xDrive35i 2009-2009: X5 xDrive48i 2011-2011: X5 xDrive50i 2010-2011: X6 M 2008-2011: X6 xDrive35i 2008-2011: X6 xDrive50i 2010-2011: X6 Hybrid 2008-2011: 128i 2008-2011: 135i 2008-2011: 128i Conv 2008-2011: 135i Conv 2009-2011: Z4 sDrive30i 2009-2011: Z4 sDrive35i 2011-2011: Z4 sDrive35is 2006-2007: 325xi 2006-2007: 325i 2007-2008: 328xi 2009-2011: 328i xDrive 2007-2011: 328i 2006-2007: 330xi 2006-2007: 330i 2007-2008: 335xi 2009-2011: 335d 2009-2011: 335i xDrive 2007-2011: 335i 2008-2011: M3 Sedan 2006-2007: 325xiT 2007-2008: 328xiT 2009-2011: 328i xDrive: Wagon 2007-2008: 328iT 2007-2008: 328xi Coupe 2007-2011: 328i Coupe 2009-2011: 328i xDrive: Coupe 2008-2008: 335xi Coupe 2007-2011: 335i Coupe 2009-2011: 335i xDrive Coupe 2011-2011: 335is Coupe 2008-2011: M3 Coupe 2007-2011: 328i Conv 2007-2011: 335i Conv 2011-2011: 335is Conv 2008-2011: M3 Conv