Products Volvo PentaO-Ring Back Sealing Ring 839253 Item number: 839253 Similar numbers: GLM 87030 Fit on Volvo Penta 280, 290, SP,DP You May Also Be Interested In O-Ring 925256 O-Ring 125017 / 320140 Complete Gasket Kit PWSE-0580W-FU Piston Kit 09-800-04