Search by number: Selected vehicle: 2011 Buick LaCrosse 2.4L 4 Cyl Alternator 100% New 2011 Buick LaCrosse 2.4L 4 Cyl Alternator WORLD POWER SYSTEMS BRAND Limited Lifetime Warranty Engine Selected: 2.4L 4 Cyl3.6L 6 Cyl Vehicle options: 240 Amp; Custom Built5-Groove Pulley; 130 Amps6-Groove Pulley; 130 Amps Unit Price: CALL FOR AVAILABILITY AND PRICE! PART# 11456N Tech specs: 6-Groove Pulley; 130 Amps Application: Buick LaCrosse From 2010 To 2011 Other Part numbers: 11456