A well-sealed gearcase is the difference between smooth operation and costly repairs. The Mercury Seal Kit 26-830749A01 is designed specifically for 4.80-inch Torpedo Gearcase models on FourStroke and Verado outboards, ensuring a tight, durable seal that keeps water out and gear oil in. When seals wear out, even a small leak can lead to internal corrosion, poor performance, and expensive damage. This OEM Mercury kit includes everything needed to restore a proper seal, protecting your lower unit from the harsh marine environment.. Built for Strength & Reliability:. Exact Fit for Mercury Outboards - Designed for 4.80-inch Torpedo Gearcase models, ensuring seamless installation.. Prevents Water Intrusion - Keeps moisture from seeping into the gearcase, protecting internal components.. High-Quality Marine-Grade Seals - Built to withstand saltwater, high pressure, and extreme conditions.. Extends Gearcase Life - Helps maintain proper lubrication, reducing friction and premature wear.. Signs