iFixit Replacement Battery for MacBook Pro 15" Unibody A1286 (Mid 2009–Mid 2010) — Model A1321 / Part #661-5211

Bring back full battery life with this iFixit replacement made for the 15" MacBook Pro Unibody (A1286). Each battery is tested to have a capacity greater than 6730 mAh to provide dependable runtime for your laptop. Compatible models: MacBook Pro 15" Unibody A1286, Mid 2009 through Mid 2010. Specifications: Part #661-5211, Model A1321. Covered by iFixit's 1-Year Battery Warranty.