03R0283 - IBM 8320 Power Button / LED Cable Assembly for ThinkCentre S50 / S51 03R0283 - IBM 8320 Power Button / LED Cable Assembly for ThinkCentre S50 / S51 $80.50
89P7950 - IBM (Motherboard) for ThinkCentre S50 89P7950 - IBM (Motherboard) for ThinkCentre S50 $96.00
88P7732 - IBM (Motherboard) for ThinkCentre S50 88P7732 - IBM (Motherboard) for ThinkCentre S50 $182.13
29R8259 - IBM (Motherboard) Socket 775 for ThinkCentre S51 29R8259 - IBM (Motherboard) Socket 775 for ThinkCentre S51 $100.00