Hi [NAME] Dell Enjoyer welcome to this free user-to-user Alienware laptop discussion forum.  Support for Dell G15 5515 says the 86Wh Battery is Dell Part Number 69KF2. Dell G15 5515 Battery | Dell US  [IMAGE]Dell G15 5515 86Wh Battery DP/N 69KF2 Parts-People says New Dell G Series G15 5515 OEM Original XPS 15 (9500) 6-Cell 86Wh Battery is DP/N 69KF2. New Dell OEM Original XPS 15 9500 6-Cell 86Wh Battery 69KF2 (parts-people.com)  Advocate that you get extra purchase protection from Amazon, eBay, Parts-People. Look beneath matrix on white label for year/month which should be less than 6 months. 
Hello, I am considering replacing the battery in my system. Will this product fit the G15 5515? [URL]#techspecs_section Thanks.
Replacement Battery for G15 5515