The Humminbird IDMK-H89R is a reinforced in-dash mounting kit designed for a clean, secure flush installation of compatible HELIX 8 and HELIX 9 G3N and G4N fishfinders. All necessary mounting hardware is included for a straightforward fit without extra trips to the hardware store.

Specifications:

• Reinforced in-dash mounting kit for HELIX 8 and HELIX 9 series displays
• Includes all necessary mounting hardware for in-dash installation
• Compatible with: HELIX 9 MSI GPS G4N, HELIX 9 MSI GPS G3N, HELIX 9 MDI GPS G4N, HELIX 9 MDI GPS G3N, HELIX 9 CHIRP GPS G4N, HELIX 9 CHIRP GPS G3N, HELIX 8 MSI GPS G4N, HELIX 8 MSI GPS G3N, HELIX 8 MDI GPS G4N, HELIX 8 MDI GPS G3N, HELIX 8 CHIRP GPS G4N, HELIX 8 CHIRP GPS G3N

Resources:

• Installation Guide (PDF)
• Quick Start Guide (PDF)