Lenovo Legion 5 Pro Disassembly (RAM, M.2 SSD upgrade options)
Yes, Legion 5 Pro has two NVMe PCIe 3.0 2280 SSD slots, the second slot is empty and has a pre-installed heatsink with a thermal pad. (I installed Samsung 970 Evo 1TB
I upgraded my Legion 5 Pro (16ACH6H) Ram from 16GB to 64GB : r/LenovoLegion