Lower Unit Gear Housing Driveshaft Oil Seal for Marine Mercruiser Outboard 26-94038 26-30727 26-31489 18-2007 This oil seal is designed as a direct replacement for OEM numbers 26-94038, 26-30727, 26-31489, and 18-2007.It is engineered to provide sealing performance for the lower unit gear housing driveshaft of Marine Mercruiser outboard motors.Constructed from a rubber compound, the seal is built to withstand the conditions of marine use, including exposure to water, pressure, and temperature fluctuations.The seal operates effectively in extreme temperatures up to 105℃, maintaining integrity and preventing lubricant loss in challenging environments.Its design ensures efficient sealing to protect the driveshaft and internal components of the lower unit.Dimensions: Outer Diameter: 1.500 inches, Shaft Size: 1.000 inch, Width: 0.312 inch.The package includes one oil seal.This replacement part offers a precise fit and straightforward installation for compatible outboard models, supporting long-term performance and.