5B21C41501 For Lenovo ThinkPad X1 Carbon 9th Gen Motherboard i5-1135G7 16G
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Open box
$229.43 $241.50
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About this item
Repairing a ThinkPad with a dead board? This Lenovo ThinkPad X1 Carbon 9th Gen motherboard, part 5B21C41501, comes with an Intel i5-1135G7, and the title marks it 16G. It is listed open box at $229.43, which can make more sense than replacing the whole laptop.
How do I know this X1 Carbon Gen 9 motherboard fits my laptop?
Match the part number. Check the label on your current board or Lenovo's parts lookup for 5B21C41501 before buying.
- Processor: the i5-1135G7 comes with this board, so your CPU choice is set.
- Memory: the title says 16G. Ask the seller to confirm this refers to the onboard RAM.
- Testing: ask whether the board was tested, and look for clear photos of the connectors.
- Install: board swaps need care, so take ESD precautions and follow a service guide.
The eBay Money Back Guarantee covers you if the board does not arrive as described.