Fred1500

Yeah it sounds solid.... my sierra is a Z71 with rancho shock. I might think that all the z71 are cast steel? Or I may be wrong

This is the number part

Hi everyone! Im Fred, the new french canadian here ? Im looking for a lift kit for my 2014 gmc sierra all-terrain. On every site we have to choose between Aluminum, Stamped or Cast steel. My left-side upper control arm have a number on it (a sticker). This number is: 2581 2725. Im reading on some website that it is "Forged Steel".... Im lost.. seriously. My main language is french so I need your help guys to find what I need for my futur lift kit. thanks everyone and have a great day!