William R Philadelphia , PA April 25, 2017 Appliance: Whirlpool Refrigerator WSF26C3EXW01 Whirlpool Refrigerator Wsf26c3exw01: Lacking two freezer shelves at initial purchase i suspect it was one of the reasons for the reduced price. How to replace Glass Shelf. After two years, I finally broke down and bought the two shelves. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes