Replacement CPU Heatsink & Fan Assembly for X360 13-AC Laptop — Parts 910378-001, 923020-001

Complete radiator heatsink with fan designed for X360 13-AC laptops. This replacement cooling assembly (part numbers 910378-001 and 923020-001) restores CPU heat dissipation and quiet operation when the original unit fails or becomes noisy. Sold as the full heatsink + fan combo—confirm compatibility with 910378-001 / 923020-001 before purchase.