Mercury – Speedometer 80 MPH / KPH | SmartCraft Analog Gauge | Black Face | 110 mm | 79-8M0052857

Overview

The Mercury Speedometer (79-8M0052857) gives you accurate, reliable speed readings in both miles per hour (MPH) and kilometers per hour (KPH). The black face, white numerals, and glass lens make it easy to read in all conditions, while the large 110 mm (4-3/8") size ensures excellent visibility on any dash. It integrates directly with SmartCraft systems for smooth, real-time data and pairs perfectly with other Mercury black-face gauges for a professional, factory-style appearance.

Key Features

• Dual-Scale Display (MPH / KPH) – Measures speed in both English and Metric units.
• Black Face & Glass Lens – Crisp, high-contrast design for easy readability.
• Large 110 mm (4-3/8") Fit – Oversized face for quick visibility at a glance.
• SmartCraft-Compatible – Connects to Mercury systems that provide speed sensor data.
• Accurate & Smooth Readings – Delivers real-time, stable speed feedback.
• Marine-Grade Build – UV-resistant, vibration-tested, and corrosion-proof.
• OEM Fit & Finish – Matches Mercury’s black-face gauge series for a unified dash layout.

Compatibility

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

Performance & Practical Benefits

This speedometer gives you dependable speed readings whether you’re cruising at idle or running full throttle. The dual-scale face makes it easy to read in either MPH or KPH, and the large size provides better visibility at speed. The black-face design completes your Mercury SmartCraft helm with a sharp, OEM finish that looks clean and professional.

Why Buy OEM

Mercury gauges are built to handle the same punishing conditions as their engines — constant vibration, saltwater exposure, and heat. Every gauge is tested for accuracy, SmartCraft compatibility, and long-term reliability. With OEM parts, you get precision, perfect fit, and lasting performance that you can count on.

FAQ

Q1: What’s the speed range?
Up to 80 MPH / KPH on a dual-scale face.

Q2: What dash opening does it fit?
A standard 110 mm (4-3/8") gauge hole.

Q3: Is it SmartCraft-compatible?
Yes — it connects directly to SmartCraft-capable systems that provide speed data.

Q4: Can I install it myself?
Yes — it installs like other SC1000 gauges using standard SmartCraft wiring.

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