Battery for 2008-2009 MacBook Pro 15-Inch (Unibody)
AKKU 53135: Notebook battery for Apple MacBook Pro 2009 version, Li-Po, 5600 at reichelt elektronik
13” MacBook Pro A1278 - GENUINE A1322 APPLE BATTERY - 2009 2010 2011 2012 / C 713869878214 | eBay
Apple MacBook Pro 17 Battery A1309 11200mAh
Other Hardware Changes - Apple's 2009 MacBook Pro: Battery Life to Die For
Amazon.com: NinjaBatt Battery A1278 A1322 for Apple MacBook Pro 13" [Mid 2012 2010 2009 Early 2011 Late 2011] - High Performance [76.56Wh/11.6Vv] : Electronics
How to Replace the Battery in a 13-inch MacBook Pro (Mid 2009) MacBookPro5,5 - YouTube