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ZF 3312199021 - Seal and Clutch Pack Kit for Hurth 630V1 / ZF 63IV / ZF 68IV
The ZF 3312199021 Seal and Clutch Pack Kit is a complete overhaul solution for Hurth 630V1, ZF 63IV, and ZF 68IV down-angle marine transmissions. This high-performance kit includes all critical components required for restoring efficient, leak-free operation—such as bronze and steel clutch plates for both A and B shift positions, gaskets, O-rings, seals, piston segment rings, and a replacement filter element. Manufactured from corrosion-resistant materials, each component is built to withstand saltwater exposure and high mechanical stress, ensuring long-term transmission reliability in marine environments.
Key Features:
- Complete master kit for down-angle marine transmissions
- Compatible with Hurth 630V1, ZF 63IV, and ZF 68IV models
- Bronze and steel clutch plates included for both A and B shift positions
- All required seals, O-rings, gaskets, piston rings, and filter included
- Designed for use in both commercial and recreational vessels
- Built to OEM specifications for optimal performance and fit
- Enhances gear shift reliability and restores transmission efficiency
Technical Specifications:
Part Number ZF 3312199021 Compatible Transmissions Hurth 630V1, ZF 63IV, ZF 68IV (Down-Angle) Clutch Plates Bronze and steel sets for A and B shift positions Seal Components Gaskets, O-rings, piston segment rings, seals Filter Element Included – for clean fluid circulation Material Corrosion-resistant bronze, steel, and elastomers Weight Approx. 0.9 kg (2 lbs) Application Marine transmission overhaul and repair Temperature Resistance Designed for high-temperature transmission conditions Fitment OEM quality, drop-in replacement
Compatibility and Application:
This kit is purpose-built for Hurth 630V1, ZF 63IV, and ZF 68IV down-angle gearboxes found in marine propulsion systems. Whether used on a yacht or a commercial vessel, the ZF 3312199021 kit ensures consistent shifting and long-lasting sealing performance. It’s ideal for preventive maintenance or full transmission rebuilds, restoring smooth gear engagement and improving transmission response while minimizing downtime.
Benefits:
- Restores full shifting performance and reliability
- Prevents fluid leaks and protects internal components
- OEM-compliant parts ensure correct fit and function
- Improves longevity and efficiency of transmission system
- Includes all required components in one package
- Suitable for high-load and saltwater marine environments
- Quick installation for reduced downtime during service
- Supports both recreational and commercial marine applications
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