CDLipass Parts and CDLipass Parts and ComponentsComponentsThis presentation is the parts and components that you must recognize and point to during the CDL pre-trip Inspection Test they are general images and there may be some that may not pertain to the particular vehicle you are going to be driving, but it can give you a general idea of what you are looking for when you look to complete your pre-trip inspection with a 3rd party examiner or state representative from the DMV.