This is an add-on service (not the actual warranty) that allows you to keep your drive and data when Lenovo replaces a defective part. It covers multiple drives and failures, including both Solid State Drives (SSD) and hard drives.
Specification
Keep Your Drive (KYD) Add-On Service - 3 Years
Virtual service agreement (requires model number & serial number)
Covers drive replacement while allowing customer to retain original drive
Covers multiple drives or multiple failures
Compatible with both SSD and hard drives
Coverage continues for duration of system's limited warranty