**Verify part fits before purchasing**Specs:Description: Head GasketEthanol: Not compatible with greater than 10% ethanol fuelMaterial: MetalReplaces OEM Numbers:Ariens: 20051800Gravely: 010803, 20051800Kohler: 237658, 47 041 10, 47 041 10-s, 47 041 15, 47 041 15-SCompatible With/Replacement For: Gravely: M12-M14 and K241-K321Kohler: M12-M14 and K241-K321