This wheel can be replaced with Assembly #13060.  
Need to drill hole in door stile to access Adjustment Screw. 

1/4 inch OFF CENTER HOLE, ALLOWS FOR VERTICAL ADJUSTMENT 
Wheel Diameter: 1-7/16-inch 
Wheel Material: Nylon 
Roller Diameter: 1-7/16-inch 
Roller Edge Type: Concave 
Roller Material: Nylon 
Roller Width: 5/16-inch 
Type: Concave 
Width: 5/16-inch