CM YiheoZux 803097T1 Transom Repair Bellows Kit for MerCruiser Alpha One Gen 1 with Gimbal Bearing

Overview

The CM YiheoZux 803097T1 Transom Repair Bellows Kit is a comprehensive service set designed for MerCruiser Alpha One Gen 1 drives. It provides a complete replacement for the transom bellows and gimbal bearing, helping to restore essential seals and drive alignment. This aftermarket kit is listed as a replacement for OEM 30-803097T1, and it is built to support classic stern drives used from the late 1970s through the 1990s. The kit emphasizes a marine grade rubber bellows and stainless steel clamps, delivering durable components that stand up to the demands of saltwater use and regular maintenance tasks.

What’s included

• U joint bellows assembly
• Exhaust bellows
• Water hoses (5/8 and 3/4 inch)
• Shift bellows
• Gimbal bearing
• Outdrive gasket kit
• Stainless steel clamps

Why this kit matters

• All rubber components and gimbal bearing are replaced with a single, complete solution for the transom housing
• Marine grade rubber and stainless clamps are designed to resist wear and corrosion in marine environments
• Specifically compatible with MerCruiser R, MR Alpha One and related variants from the early days of these drives

Compatibility and application

This kit is suitable for MerCruiser Alpha One Gen 1 outdrives in the serial ranges that begin at 6225577 and up, including certain R and Alpha One SS configurations from the 1980s. It serves as a practical retrofit for units originally serviced with the OEM 30-803097T1 part and related equivalents from Sierra and GLM catalog references.

What you can expect in real use

From a user perspective, the kit provides a consolidated set of parts to refresh the transom area, potentially improving seal integrity and drive alignment. The included gimbal bearing and gasket kit support a cohesive rebuild, while the durable clamps help secure connections. Use this as part of a planned maintenance cycle or during a transom service project to refresh critical seals and fittings on classic MerCruiser setups.