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![8GB [2x4GB] DDR3-1333 RAM Memory Upgrade Kit for The Compaq HP Probook 4520s (WZ254UT#ABA) (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/71z2T6h7ikL._AC_UF894,1000_QL80_.jpg "8GB [2x4GB] DDR3-1333 RAM Memory Upgrade Kit for The Compaq HP Probook 4520s (WZ254UT#ABA) (Genuine A-Tech Brand) at Amazon.com")
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OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) Laptop Memory at Amazon.com
Amazon.com: New LCD Video Flex Cable For HP Probook 4520S 4525s 4720s P/N:50.4GK01.012 50.4GK01.002 : Electronics
Amazon.com: New US Black Keyboard With Frame For HP ProBook 4520s 4525s Series : Electronics
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Amazon.com: 598667-001 HP Probook 4520s Intel Laptop Motherboard s989 : Electronics
Amazon.com: 3D 6X Blu-ray Burner BD-RE Writer Drive For HP ProBook 4520s 4525s Panasonic UJ-240 12.7mm EliteBook 8730w 8740w 8440P 6930p 8460w 8560w 8740w 8760w HP Pavilion DV7-6000 Qosmio F750-T02R MSI GE70
Amazon.com: Suitable for HP Probook 4720s 4520s Laptop Motherboard 628795-001 598668-001 633551-001 598670-001 : Electronics
