This is a replacement top case for the Retina MacBook Pro released in Late 2013 and Mid 2014.
Includes aluminum top case, battery, keyboard, keyboard backlight, microphone, and trackpad.
All parts tested and working just like they were when you bought your MacBook.
Part Numbers: 661-8311.
Printed Number: 020-8150, 020-8152, A1494.
<li class="maclist-li"><h4>Compatible with : </h4>
<ul>
Pro Retina 15 (A1398, Late 2013/ Mid 2014).