Replacement Lower Dishrack Roller compatible with MDB8979SFZ2 Maytag dishwasher Key benefits Restores smooth movement of the lower dishrack so loading and unloading become easier and quieter. Replaces worn, cracked, or missing rollers to prevent the rack from catching or shifting during cycles. Directfit design that aligns with the original mounting points to simplify replacement and reduce reassembly time. What this part does Functions as the lower dishrack wheel assembly, supporting the rack and allowing it to roll in and out of the dishwasher. Designed to match the original part specifications for consistent performance and reliable operation. Compatibility and fit Compatible with model MDB8979SFZ2 and related dishwasher models that use the same lower dishrack roller part number. Intended as a replacement for the original lower dishrack roller; verify the part number on your appliance to confirm fit before ordering. Practical notes on installation and performance Straightforward replacement for users familiar with basic dishwasher repairs; restores the intended alignment and movement of the lower rack. Built to withstand normal dishwasher conditions and provide consistent rolling performance for everyday use. Typical uses and scenarios a cracked or broken lower dishrack roller to stop the rack from derailing or catching during use. Reduce noise and friction when the rack no longer slides smoothly due to worn rollers. Routine maintenance when refreshing or refurbishing an older dishwasher to restore original rack movement. Confirm compatibility by checking the appliance part number MDB8979SFZ2 before . This replacement is intended to restore the lower dishrack roller function without modifying the dishwasher.