Description
Experience a new level of driving insight with the Speedhut 4-1/2″ 260 km/h GPS Speedometer / 8K Tachometer (R45-DS8-REV). This comprehensive 4 1/2-inch gauge seamlessly integrates a highly accurate GPS speedometer with a responsive 8,000 RPM tachometer, providing you with essential vehicle data in a single, easy-to-read unit. Utilizing advanced GPS technology, the speedometer delivers real-time speed readings without the complexities of traditional sensors or manual calibration. Simply connect the included GPS antenna and power, and you’re ready to go – no need to input tire sizes or gear ratios. The tachometer is engineered for broad compatibility, working with virtually any engine that produces a tach signal over one volt, ranging from 1/2 pulse to 6 pulses per revolution. This ensures precise RPM monitoring, even under demanding driving conditions. Built with quality components and designed for straightforward installation, this dual gauge is an invaluable tool for any driver seeking accurate and reliable performance data.
KEY FEATURES AND BENEFITS:
- Accurate GPS Speedometer: Provides real-time speed readings using global positioning system technology, eliminating the need for sensor installation or calibration.
- Wide-Range Tachometer: Measures engine speed up to 8,000 RPM and is compatible with a broad spectrum of engine types and tach signals.
- Effortless Installation: Requires only a 12V power connection and mounting of the waterproof GPS antenna. No complex wiring or adjustments needed.
- Global Operation: The GPS speedometer functions worldwide without any subscription fees, receiving data for immediate use.
- Precise Readings: An internal microprocessor ensures highly accurate data acquisition and display for both speed and RPM.
- Reliable Pointer Movement: A high-torque stepper motor guarantees smooth and accurate pointer movement, even during intense driving.
SPECIFICATIONS:
- Gauge Type: Dual GPS Speedometer / Tachometer
- Speedometer Range: 0-260 km/h (Metric)
- Tachometer Range: 0-8,000 RPM
- Gauge Size: 4 1/2 inch (114mm)
- Mounting Hole Size: 4.250 inches (108mm)
- Included:
- Wiring Harness (2-Wire Cable)
- GPS Antenna with 9.8 ft Cable and Male SMA Connector
- 3 ft Power & Lighting Harness
HOW TO USE:
- Mount the Gauge: Locate a suitable 4.250-inch (108mm) diameter opening in your vehicle’s dashboard. Insert the Speedhut Dual GPS Speedometer and secure it using the spin-lock ring from the back of the gauge.
- Connect Power: Connect the red wire from the included 2-wire power harness to a 12V positive power source in your vehicle. Connect the black wire to a suitable ground.
- Install GPS Antenna: Mount the waterproof GPS antenna in a location with a clear view of the sky. This can typically be on the roof, dashboard, or rear deck. Ensure the mounting surface is clean and secure.
- Connect GPS Antenna: Connect the male SMA connector on the GPS antenna cable to the corresponding connector on the back of the Speedhut gauge.
- Connect Lighting (Optional): If your gauge features LED lighting, connect the appropriate wires from the 3 ft Power & Lighting Harness as per the wiring diagram provided with the gauge.
- Start Your Vehicle: Once all connections are secure, start your vehicle. The GPS speedometer will automatically acquire a satellite signal and begin displaying your speed. The tachometer will display the engine’s RPM based on the tach signal.
BENEFITS OF USING THE SPEEDHUT 4-1/2″ 260 KM/H GPS SPEEDOMETER / 8K TACHOMETER (R45-DS8-REV):
- Experience unparalleled accuracy and ease of use with the Speedhut Dual GPS Speedometer and Tachometer.
- The GPS-based speedometer eliminates the complexities of traditional speed sensors and calibration, providing precise speed readings regardless of tire size or gear ratios.
- Its worldwide compatibility ensures accurate speed monitoring wherever your travels take you.
- The integrated 8,000 RPM tachometer offers reliable engine speed data, crucial for performance monitoring and vehicle health.
- The straightforward installation process saves time and effort, requiring only basic power and antenna connections.
- Built with robust materials and backed by a Lifetime Warranty, this dual gauge offers long-lasting reliability and peace of mind.
- The clear and concise display allows for easy monitoring of vital vehicle information, enhancing your driving experience and providing you with the data you need with absolute confidence.
FEATURES:
- Simple Mounting: Features a slim case design and a convenient spin-lock ring for quick and secure installation in a 4.250-inch (108mm) hole.
- Enhanced Durability: Constructed with a solid billet aluminum bezel and a weather-resistant design for long-lasting performance in various conditions.
- Peace of Mind: Backed by a Lifetime Warranty, reflecting the quality and dependability of this gauge.
- American Craftsmanship: Proudly made in America, ensuring high standards of manufacturing and component quality.






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