453193-001 - HP - System I/O Board Backplane 453193-001 - HP - System I/O Board Backplane $542.51 $459.75
196721-001 - HP - Motherboard (system I/o Board) 196721-001 - HP - Motherboard (system I/o Board) $680.03 $552.87
741870-001 - HP - System Board (Motherboard) I/O Shield 741870-001 - HP - System Board (Motherboard) I/O Shield $99.70 $81.06
243190-001 - HP - Backplane Brace System I/O Board 243190-001 - HP - Backplane Brace System I/O Board $89.26 $75.64