Sierra 18-5798-1 Trigger Assembly for Mercury/Mariner 6-Cylinder Outboard

The Sierra 18-5798-1 is a replacement trigger assembly designed specifically for Mercury and Mariner 6-cylinder outboard motors. This premium aftermarket component replaces Mercury Marine OEM part number 96455A9 and 96455A11. Constructed from durable aluminum, this trigger assembly is engineered for engine mount installation on gasoline-powered outboard engines.

Key Features:

• Engineered to meet or exceed OEM specifications and designed to withstand harsh marine environments
• Compatible with 6-cylinder outboard engines, ideal for fresh water and marine applications
• Lightweight design at approximately 0.4 lbs for easy installation
• Precision-manufactured components ensure reliable ignition system performance
• Direct replacement for Mercury/Mariner OEM trigger assemblies

Sierra provides premium-quality aftermarket replacements backed by decades of marine parts expertise. This trigger assembly is a critical ignition system component that helps ensure proper engine timing and reliable starting. When your outboard experiences ignition problems, low spark, or stalling issues, replacing a worn trigger assembly can restore engine performance and reliability.