Johnson & Evinrude 2 and 3-Cylinder, V4 & V6 Outboard Gearcase Parts Diagrams

At OBParts, our Johnson & Evinrude gearcase diagrams provide boaters and marine technicians with accurate, detailed exploded views of gearcase assemblies. These diagrams make it easy to identify individual parts, match OEM numbers, and understand how components fit together for proper installation. Whether you’re troubleshooting a repair, sourcing replacement gearcase parts, or performing routine maintenance, our diagrams simplify the process and help you order with confidence. Covering multiple Johnson and Evinrude outboard models across various horsepower ranges, these diagrams ensure you get the right part the first time—saving time, effort, and money on your repair projects.