The Left Hand Slide Assembly is an OEM component for GE bottom-mount refrigerators. It sits on the left side and smoothly guides the refrigerator shelf inserts in and out. This slide measures Approx 10 inches x 1 3/8 inch x 1 5/16 inch. Symptoms of a faulty slide assembly include: Shelves difficult to fully extend or retract Grinding or rubbing noises from the shelf area  Visible signs of wear to plastic rollers and tracks Causes relate to typical wear and tear over time under regular use. Improper loading of shelves can also potentially damage slide machinery. For the right hand side order WR72X242. For the slide bearing order WR1X2048. This GE replacement restores smooth shelf functionality, compatible with Hotpoint, RCA, and select Kenmore models as well.WR72X241 (AP2073485) replaces 307853, AH306945, EA306945, PS306945, WR72X0241.