New Genuine Lenovo Ideapad S540-14 Series Replacement Bottom Base Case — 5CB0S17199

Brand-new genuine OEM bottom base case for the Lenovo Ideapad S540-14 Series, part number 5CB0S17199. This lower chassis is a direct replacement designed to restore the laptop’s underside structure and secure internal components. Sold as the bottom/base enclosure only — does not include other parts or accessories. Compatible with models in the Ideapad S540-14 Series; professional or careful DIY fitting recommended.