00155A for Bombardier (Johnson/Evinrude) Rear Gearcase Block Anode — Replaces 433458 / 398331

Protect your Johnson or Evinrude outboard with a precision-fit aluminum rear gearcase block anode engineered to meet OEM requirements and deliver reliable corrosion protection in salt, brackish, or fresh water. Made in the USA for consistent performance and durability.

Contents

This product includes all required aluminum anodes and mounting hardware for a full replacement:

● 00155A — Qty 1 (Replaces 433458 / 398331)

Key Benefits

● Aluminum anode for rear gearcase corrosion protection

● OEM-equivalent replacement for Johnson/Evinrude applications

● Aluminum alloy approved for use in all water types

● Manufactured in the USA to MIL-DTL-24779 military specification

● Longer-lasting and more effective than traditional zinc anodes

Compatibility

Fits:

● A wide range of Johnson and Evinrude outboard models

Replaces OEM:

● Johnson/Evinrude 433458

● Johnson/Evinrude 398331

Why Aluminum Anodes?

Aluminum anodes provide reliable corrosion protection across salt, brackish, and freshwater environments, making them ideal for Johnson and Evinrude outboards. Unlike zinc, which can become less effective in freshwater, aluminum continues to protect your equipment. This makes aluminum the preferred choice for modern marine applications.

Product Specifications

● Material: Navalloy® Aluminum Alloy

● Water Type: Salt, Brackish, Fresh

● Manufacturing Standard: MIL-DTL-24779

● Total Weight: 0.3 lbs (0.15 kg)

What’s Included

● Complete aluminum anode

● All required mounting hardware

● Installation instructions

Ideal For

● Johnson and Evinrude outboard owners

● Routine corrosion prevention and maintenance

● Mixed-water boating environments

● DIY replacement or professional service