Battery for 2008-2009 MacBook Pro 15-Inch (Unibody)
MacBook Battery Compatibility - LogiWiki
NewerTech NuPower Battery for Mid 2009 & Mid 2010 NWTBAP15MBU85N
Amazon.com: SLE-TECH A1321 Battery for Apple MacBook Pro 15" inch A1286 (Only for Mid 2009, Early/Late 2010), fits MC118LL/A MC373LL/A MB986LL/A Series Notebook : Electronics
MacBook Pro 15" A1321 Battery for Model A1286 (2009-Early 2011)
The Best Battery Life I've Ever Seen - Apple's 2009 MacBook Pro: Battery Life to Die For
Apple A1321 Battery Replacement | Macbook Pro 15 inch A1286 ( Mid 2009 — Battery Mate