Surface igniter
If the oven won't light, a weak igniter is the most common cause.
Thermostat
Replaces 9751984
Reads or limits temperature. A failed one can stop the heat or let it run too hot.
Roller
Replaces 423713
Thumping or squealing during a cycle points to worn rollers, pulleys or bearings.
Igniter
If the oven won't light, a weak igniter is the most common cause.
1Surface igniterWP9782116
2ThermostatWP9759944
3Roller814229Part numbers come from the Sears PartsDirect parts list for the KitchenAid KGRT607HWH9 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Open the oven door or pull out the storage drawer: the plate is on the frame. Some models: behind the kick panel.