Do you have a shock absorber that is missing a part number? 

The EASIEST & BEST way to find your shock is by calling Gabriel's AnswerGarage® shock experts and they will work with you to find the shock that you need. They can be reached toll free at (800) 999-3903.

However, this video guide below walks you through detailed steps if you prefer to do it yourself. 

How To Identify the Shock That You Need