What rack and pinion do I need for 2011 Cadillac SRX base with or without electr

You'll need to check with a local dealership to check the vehicle identification number in the parts department to determine the proper components for the vehicle. Once you figure out which one the vehicle is equipped with, you can obtain the part wherever you'd like. Or, you can seek a local shop near you to obtain their guidance. Use this link to find some shops near you that can help with your concern: www.repairpal.com/repair-shops