Here's my 10 year-old daily-driven ThinkPad L420, a machine that I have a lot of emotional bond towards because it has been working quite reliably for that amount of years, I hope
16GB KIT (2 x 8GB) for IBM Lenovo ThinkPad L Series L412 L420 L512 L520. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad L420 (DDR3-10600) Laptop Memory at Amazon.com
Lenovo ThinkPad L420 Details, Specs and Photos
Lenovo L420 i5-2520M CPU 2.5GHz 4GB 320GB HDD Windows 10 - USED - Walmart.com
Lenovo ThinkPad L420 14 Business Laptop, Intel Core i5-2520M 2.5GHZ, 4G DDR3, 512G SSD, VGA, DP, DVDRW, Windows 10 Pro 64 Bit-Multi-Language(EN/ES/FR) Used Grade A - Walmart.com
Anuman System - LENOVO THINKPAD L420 CORE I5 2ND GEN 3GB RAM 320GB HDD DVD WIFI GOOD BATTERY PM FOR BEST PRICE **NELLITHOPPU SIGNAL** ANUMAN IT PARK REFURNISHED LAPTOPS/DESKTOPS STORE PONDICHERRY AND
Used Lenovo ThinkPad L420 2.5GHz i5 2GB 320GB DRW Windows 10 Home 32 Laptop B - Walmart.com
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad L420 (DDR3-10600) Laptop Memory at Amazon.com
Used Lenovo ThinkPad L420 2.5GHz i5 2GB 320GB DRW Windows 10 Home 32 Laptop B - Walmart.com
Picked this up off of eBay for about $30. A destroyed Thinkpad L420. Despite this I upgraded the CPU to a i7-2640M. And threw in 6gb ram. Threw a SSD and Windows