Sierra 18-2003 Bearing Carrier Oil Seal for MerCruiser Sterndrives

The Sierra 18-2003 is a premium aftermarket bearing carrier oil seal engineered for MerCruiser sterndrive applications. This precision-manufactured seal is designed to provide reliable, leak-free protection for your drive system's critical components.

Specifications:

• Shaft Size: 2.250 inches
• Outer Diameter: 3.000 inches
• Width: 0.437 inches
• Material: High-quality marine-grade seal material

Key Features:

• Designed to meet or exceed OEM specifications for reliable performance
• Manufactured with premium materials for superior durability in harsh marine environments
• Precision-engineered for proper fit and leak-free operation
• Suitable for Alpha One, R, MR, and Alpha One GEN II sterndrives up to 1990

OEM Cross-References:

• MerCruiser: 26-68493, 26-32080, 26-36054, 26-823894, 26-823894B
• GLM: 85030
• Mallory: 9-76102

Sierra Marine parts are backed by a comprehensive warranty and are trusted by marine technicians worldwide for their quality and dependability. This oil seal helps maintain proper lubrication and prevents fluid leakage in your sterndrive's bearing carrier assembly.