This is a replacement right fan for the Retina MacBook Pro released in late 2013.
If you are having temperature problems or abnormal fan noise on the right side of your machine, you may need this..
Replacing this part will help quiet a noisy fan..
All parts tested and working just like they were when you bought your MacBook.
Part Numbers: 923-0668.
Printed Number: 610-0191-04.
<li class="maclist-li"><h4>Compatible with : </h4>
<ul>
Pro Retina 15 (A1398, Late 2013/ Mid 2014).