If the part you are purchasing has a core charge applied, it will be noted in the description. A standard code system is used to communicate the condition and quality of a part between automotive recyclers, automotive repair shops, and insurers. It is of low miles and/or exceptional condition for its age.
The second level quality part. It is of average miles and normal condition for its age. The third level quality part. It has high miles and/or light damage. A part that has not yet been graded.