1. Replacement Part Numbers: W11239985, W10850015, W11032553. Stove knob compatible with Whirlpool gas ranges including models WFG525S0HZ1, WFG550S0HZ0, WFG525S0HZ0, WFG525S0JV0. Also replaces part numbers PD00061875, 4845290, AP6333411, PS12578779. Please verify the part number of your appliance before purchasing. 2. Compatible Models: W11239985 control knob fits Whirlpool gas range models: WFG525S0HV0, WFG525S0HV1, WFG525S0HZ0, WFG525S0HZ1, WFG525S0JV0, WFG525S0JV1, WFG525S0JV2, WFG525S0JZ0, WFG535S0JV0, WFG535S0JV1, WFG535S0JZ0, WFG550S0HV0, WFG550S0HV1, WFG550S0HV2, WFG550S0HV3, WFG550S0HZ1, WFG550S0LV1, WFG550S0LZ1. 3. Durable Construction: Made from high-quality solid metal for long-lasting performance. Resists rust and corrosion, easy to clean, and built to withstand daily use. 4. Functionality: Designed to replace worn or damaged knobs that are loose, wobbly, or difficult to adjust. Enables precise control of surface burner heat settings. Fits original mounting hardware for secure installation and accurate operation. 5. Simple Installation: Remove the old knob and press the new knob firmly onto the shaft at a right angle. No tools required.