Mercury – Trim Gauge | White Face | 2-1/8" (52 mm) | 79-8M0052870

Overview

The Mercury Trim Gauge (79-8M0052870) shows your engine trim position at a glance, giving you better control and smoother performance on the water. With its white face, bold black markings, and glass lens, this gauge matches other Mercury OEM instruments for a clean, factory look. It fits a standard 2-1/8" (52 mm) dash hole and connects to compatible SmartCraft systems when trim sensors are installed.

Key Features

• Trim Position Gauge – Displays your engine’s trim angle for precise control and performance.
• White Face & Glass Lens – Clear, easy-to-read design that matches Mercury’s OEM gauge lineup.
• Standard 2-1/8" (52 mm) Dash Fit – Fits most panels for quick install or replacement.
• SmartCraft Compatibility – Works with systems that include trim sensors.
• Accurate & Responsive – Gives real-time trim feedback for smoother running and faster setup.
• Marine-Grade Construction – UV-stable, corrosion-resistant, and built to handle vibration.
• OEM Fit & Finish – Genuine Mercury part that matches the rest of your dash perfectly.

Compatibility

• Fits: Mercury SmartCraft-equipped boats (functionality depends on engine model and installed sensors)

Performance & Practical Benefits

The trim gauge helps you get the most out of your engine by showing exactly where your trim is set. Fine-tune your ride for fuel efficiency, smoother handling, or faster hole shots — all with a quick glance. The white face ties in perfectly with other Mercury gauges for a unified dash look, and the durable housing ensures years of dependable use.

Why Buy OEM

Mercury builds its gauges to handle the toughest marine environments. Each one is tested for vibration, heat, and salt exposure to ensure long-lasting accuracy and performance. With genuine OEM rigging, you get the right fit, the right function, and factory-level reliability.

FAQ

Q1: What does this gauge show?
It displays your engine’s trim position in real time.

Q2: What size dash opening does it fit?
A standard 2-1/8" (52 mm) hole.

Q3: Does it work with all Mercury engines?
It’s designed for SmartCraft-capable engines with trim sensors installed.

Q4: Is installation easy?
Yes — it installs like any standard Mercury gauge with SmartCraft wiring.

Q5: Is this a genuine Mercury part?
Yes — it’s a factory Mercury Marine gauge, made to OEM specifications.