My "new" -to me- X301 running Windows 11 : r/thinkpad
The definitive X301 SSD upgrade thread - Page 2 - Thinkpads Forum
1.8" Micro Sata Ssd 128gb For Lenovo Ibm X300 X301 T400s T410s Disk Drive Hdd - Solid State Drives - AliExpress
Lenovo ThinkPad x301 Mods: BIOS, Bluetooth and microSD Drive - YouTube
ThinkPad X301: Thinnest ThinkPad Gets 128GB SSD
ThinkPad Laptop X Series Intel Core 2 Duo SL7100 LV (1.2GHz) 2GB Memory 64GB SSD HDD Intel GMA X3100 13.3" Windows XP Professional X300(64781TU) - Newegg.com