Quicksilver 821631Q1 Aluminum Gimbal Housing Anode for MerCruiser Sterndrives

The Quicksilver 821631Q1 is a cast aluminum anode designed to protect your MerCruiser sterndrive from the damaging effects of galvanic corrosion. This critical maintenance component installs at the base of the gimbal housing, providing sacrificial protection to internal metal components in the gear case housing and bearing carrier.

Key Features:

• Compatible with MerCruiser R, MR, Alpha One Gen II, Bravo series, X, XR, and XZ drives
• Meets or exceeds MIL-A-24779(SH) military specifications for superior corrosion protection
• Aluminum construction offers longer-lasting protection than zinc anodes
• Suitable for use in both fresh and saltwater environments
• Includes installation hardware for quick replacement using common tools
• Mercury Marine OEM specifications ensure precise fit and optimal protection

Maintenance:

Inspect anodes periodically as part of your regular maintenance routine. Replace the anode when you observe signs of corrosion, pitting, or deterioration to maintain continuous protection for your sterndrive components. Existing mounting bolts can be reused if in good condition.

Quicksilver has been the trusted choice for marine parts and accessories for over 65 years, delivering Mercury Marine original equipment quality backed by rigorous testing and engineering standards.