A new lower secondary door seal is available if clothing is getting dirty when entering or exiting the truck. Dirt or mud may build up on the rocker panel below the door.Google+
Car Problem Reports
Dodge Ram 1500 New lower secondary door seal available to prevent dirt buildup on rocker panel
Dodge Ram 1500 Problem
Visitor, 2004 Dodge Ram 1500
Yes i've noticed quite a bit of road debri on and in my bottoms of my front doors. The dealer put new weather strips on the tops. That was a bad design where my drivers side was torn from normal opening & closing the door.