Dear TahoeFred,
If the Gskill Trident Z5 is the normal DDR5 size, our water block BP-RAMS22-D5 is compatible. At present, only the Corsair Dominator Platnium is not compatible.
Because the size of the PCB is wider than the normal one.
https://shop.bitspower.com/index.php?route=product/product&product_id=8221&search=ddr5