Description
The Speedhut 4-1/2″ 200kmh GPS Speedometer/10K Tacho. Gauge (R45-DS18-LEG) is a sophisticated dual-function gauge designed for vehicle owners who demand precise speed and engine performance monitoring. It combines a GPS-based speedometer and a high-performance 10,000 RPM tachometer into one sleek, 4-1/2-inch unit. The GPS speedometer ensures accurate readings regardless of tire size or gear ratio, eliminating the need for calibration. The tachometer is engineered to provide smooth and precise RPM measurements, making it suitable for various engine types. This gauge is perfect for both amateur and professional drivers looking for a reliable and easy-to-install solution for tracking speed and engine RPM, no matter the driving conditions.
KEY FEATURES AND BENEFITS:
- GPS Speedometer: Delivers precise speed readings from 0 to 200 km/h using GPS technology, eliminating the need for traditional speed sensors and calibration for tire size or gear ratios. Simple installation with just a 12V power connection and the included waterproof GPS antenna. Operates globally with free GPS service and receives data without transmitting.
- Tachometer: Measures engine speed up to 10,000 RPM. Compatible with any engine producing a tach signal over one volt. Features a high-torque stepper motor for accurate pointer movement, even under demanding conditions. Operates effectively from 1/2 pulse to 6 pulses per engine revolution.
- Integrated Dual Gauge: Combines both speed and engine RPM in a single, compact 4-1/2 inch unit, saving valuable dashboard space.
- Easy Installation: Requires a 4.23″ (108mm) mounting hole and simple wiring for power. The GPS antenna can be positioned for optimal signal reception.
- Reliable Performance: Features an internal microprocessor for accurate, consistent readings, with a high-torque stepper motor ensuring precise pointer movement.
- Durable Construction: Slim case design with a spin-lock ring for secure mounting and a billet aluminum bezel for durability and style. Designed to be weather-resistant.
- Peace of Mind: Backed by a Lifetime Warranty, ensuring long-lasting reliability.
- American Made: Proudly manufactured in the USA with high-quality standards.
SPECIFICATIONS:
- Gauge Type: Dual GPS Speedometer / Tachometer
- Speedometer Range: 0-200 km/h (Metric)
- Tachometer Range: 0-10,000 RPM
- Size: 4-1/2 inch
- Hole Size: 4.23 inches (108mm)
- Included:
- GPS Antenna with 9.8 ft long cable and male SMA connector
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- Wiring Harness (2-Wire Cable)
HOW TO USE:
- Mount the Gauge: Secure the 4-1/2″ gauge in a suitable 4.23-inch (108mm) diameter opening in your vehicle’s dashboard using the spin-lock ring.
- Connect Power: Connect the 3 ft Power & Lighting Harness to a 12V power source in your vehicle.
- Install GPS Antenna: Mount the included waterproof GPS antenna in a location with a clear view of the sky. Connect the antenna cable to the gauge.
- Connect Tachometer Signal: Connect the 2-wire Wiring Harness to your engine’s tachometer signal output (ensure the signal is over one volt and provides 1/2 to 6 pulses per revolution).
- Operation: Once powered, the GPS speedometer will automatically acquire satellite signals to display your speed. The tachometer will display the engine’s RPM based on the signal input.
BENEFITS OF USING THE SPEEDHUT 4-1/2″ 200KMH GPS SPEEDOMETER/10K TACHO. GAUGE (R45-DS18-LEG):
- Provides highly accurate speed readings without the need for calibration due to tire size or gear ratio changes.
- Simple installation process saves time and effort.
- The dual functionality of the gauge declutters your dashboard by combining two essential instruments into one.
- Compatible with a wide range of engines, making it a versatile tool for various vehicle types.
- Robust construction ensures reliable performance in diverse driving conditions.
FEATURES:
- Utilizes GPS technology for precise, real-time speed measurement.
- Offers a wide 0-200 km/h speedometer range in metric units.
- Tracks engine speed up to 10,000 RPM.
- Features an internal microprocessor for accurate data processing.
- Employs a high-torque stepper motor for smooth and precise pointer movement.
- Boasts a slim case design for easy integration into various dashboards.
- Includes a solid billet aluminum bezel for a refined look.
- Designed to withstand various weather conditions.
- Backed by a Lifetime Warranty for long-term reliability.
- Proudly manufactured in the USA.






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