Lenovo OPTICAL DRIVES 41W0031 is compatible in the following Models:

Lenovo ThinkPad SL Series laptops

ThinkPad SL300 - 273834M

ThinkPad SL300 - 27385VM

ThinkPad SL400 - 274334M

ThinkPad SL500 - 274634M

ThinkPad SL500 - 27465DM

ThinkPad SL500 - 27466LM

ThinkPad SL500 - 2746RV7

ThinkPad SL500c - 4414RW9