FOR CPU Cooler Fan & Heatsink for X1 2nd/3rd - Compatible with 01AX999 01AX830 01AY918 01AY917

Replacement FOR CPU cooler assembly designed for X1 2nd and 3rd models. This combined cooling fan and heatsink unit fits and replaces parts listed under 01AX999, 01AX830, 01AY918 and 01AY917. Use this assembly to restore proper cooling performance on compatible X1 2nd/3rd machines—confirm the part number on your device before purchase.