Gerber 98-689, Stem and Bonnet Assembly for Kitchen and Bathroom Faucets, Cold

Gerber® 98-689 Cold Stem and Bonnet Assembly – OEM Replacement for Two-Handle Faucets

The Gerber® 98-689 is a cold-side stem and bonnet assembly designed for use in compatible Gerber two-handle kitchen, lavatory, and tub/shower faucet models. As an OEM service part, it restores control over cold water flow and ensures leak-free operation when used in place of worn or damaged valve components.

This component includes a precision-machined stem and bonnet constructed from corrosion-resistant metal, designed for longevity in high-use plumbing environments. It is a direct-fit replacement for select Gerber round-handle assemblies requiring cold-side service.

Product Features

• Application: Cold-side replacement for Gerber two-handle faucet systems
• Material: All-metal construction with corrosion-resistant finish
• Function: Regulates cold water flow and seals against the internal valve seat
• Design: Compatible with designated Gerber faucet bodies requiring OEM stems

Technical Specifications

• Manufacturer: Gerber®
• Model Number: 98-689
• Component Type: Cold stem and bonnet assembly
• Intended Use: Kitchen, lavatory, and tub/shower faucet repairs
• Compatibility: For use with select Gerber round-handle faucets

Installation Guidelines

To install, shut off the water supply, remove the existing cold-side stem assembly, and inspect the valve body for debris or wear. Install the new stem and bonnet assembly using standard plumbing tools. Confirm that all washers and seals are correctly positioned before restoring water pressure. This part is cold-side specific; for the hot side, use Gerber part 98-688.

Use Case

Designed for maintenance or repair of Gerber two-handle faucets in residential or light commercial applications. Ideal for addressing flow issues, internal leaks, or worn stem assemblies requiring OEM replacement components.