For Lenovo X390 T490S i5-8365U 8GB Motherboard 5B21C98793 | eBay
Lenovo X390 Hp Laptop Motherboard Price System Board Brand New For ThinkPad 5B20W72961 Type 20SC/20SD Laptop From Hellopcpartsstore, $179.1 | DHgate.Com
Lenovo ThinkPad x390 20Q0 20Q1 13.3" i7-8565U 16GB HD UMA Motherboard 5B21C98781
Lenovo Thinkpad Laptop Hp Laptop Motherboard Price System Board For T490s, X390, And 01HX952 From Yycpcs1, $259.32 | DHgate.Com
For Lenovo Thinkpad X390 T490s Laptop Motherboard.nm-b891 Motherboard.with I5 I7 8th Gen Cpu.16gb Or 8gb Ram.100% Tested Ok - Laptop Motherboard - AliExpress
NM-B892 For Lenovo ThinkPad X390 Type 20SC 20SD Laptop Motherboard With I7-10710U CPU 8G RAM 5B21C98897 100% Fully Tested - AliExpress
Amazon.com: Genuine Parts for Lenovo ThinkPad x390 20Q0 20Q1 13.3 inch i7-8565U(1.9Ghz) 16GB HD UMA Graphics System Motherboard 5B21C98781 : Electronics
Used For Lenovo ThinkPad X390/T490S Laptop Motherboard Mainboard CPU I5-8265/8365 16GB FRU 01HX934 01HX936 01HX904 - AliExpress
Lenovo ThinkPad X390 Core i5-8365U 1.60 GHz 8 GB DDR4 Motherboard 5B21C15301 at TR Reuse Group
For Lenovo ThinkPad T490S X390 laptop motherboard FT491 FX390 NM-B891 With CPU I7-8565/8665U 16GB RAM Mainboard FRU 5B20W72902 - AliExpress