The Dishrack Roller and Axle is an OEM part for LG dishwashers. This component ensures the smooth and effortless movement of the dishwasher's lower dishrack, facilitating easy loading and unloading of dishes. Over time, the dishrack roller and axle can wear out or become damaged due to constant use, exposure to high temperatures, or the weight of loaded racks. If the roller or axle is malfunctioning, you may notice difficulty in moving the dishrack, unusual noises, or the rack coming off its track. Symptoms of a bad dishrack roller and axle include: Difficulty moving the dishrack Unusual noises when sliding the rack The rack coming off its track This OEM LG part is also compatible with Sears/Kenmore.Part Number 4581DD3002A (AP4437685) replaces 4581DD9001B, 1266813, AH3523050, EA3523050, PS3523050.