Sierra 18-2791 Lower Unit Seal Kit for OMC Stern Drive and Volvo Penta

The Sierra 18-2791 Lower Unit Seal Kit is a premium-quality replacement seal kit designed for OMC stern drives and Volvo Penta stern drive engines. This comprehensive seal kit provides all the necessary seals to properly service and maintain the lower unit gearcase, ensuring reliable performance and preventing gear oil leaks in harsh marine environments.

Key Features:

• Complete lower unit seal kit for comprehensive gearcase service
• Engineered to meet or exceed OEM specifications for reliable performance
• Direct replacement for OMC 987251, OMC 3850597, and Volvo 3850597
• Compatible with OMC 3.0L through 8.2L stern drive models
• Manufactured from high-quality materials designed for marine applications
• Precision-engineered seals prevent gear oil contamination and leaks

Sierra Marine is a trusted manufacturer of aftermarket marine engine parts, supplying OEM engine manufacturers and boat builders with quality replacement components. This lower unit seal kit includes all essential seals needed for proper lower unit service, helping to extend the life of your stern drive and maintain optimal gearcase performance.