Sierra 18-2045 Marine Oil Seal for Volvo Penta Sterndrives

The Sierra 18-2045 is a premium marine oil seal designed specifically for Volvo Penta sterndrive lower units. This precision-engineered rubber seal prevents oil and water contamination while maintaining proper lubrication flow in critical drive components.

Key Specifications:

• Inside Diameter: 16mm (0.630")
• Outside Diameter: 28mm (1.102")
• Width: 7mm (0.276")
• Material: High-quality marine-grade rubber
• Designed for lower unit applications

Features and Benefits:

• Provides excellent low temperature capability for cold weather operation
• Low swell characteristics in hydrocarbon fluids for long-lasting performance
• Keeps dirt and foreign particles out of shafts and bearings
• Functions as a physical barrier to contain lubricating oil in proper location
• Engineered to meet or exceed OEM specifications
• Backed by SeaStar Solutions Two-Year Warranty

OEM Cross-Reference: Replaces Volvo Penta part numbers 827247, 827247-8, and 833996. This seal delivers reliable performance for every type of sterndrive repair and maintenance.