The Speedhut 4-1/2″ 260km/h GPS Speedometer/Fuel Level Gauge (R45-DS7-REV) is an integrated dual gauge that provides real-time speed readings via advanced GPS technology and accurate fuel level indication, eliminating the need for traditional speed sensors and complex calibrations. Designed for ease of use and reliability, this metric gauge is a valuable addition to any vehicle.
KEY FEATURES AND BENEFITS:
- Dual Functionality: Combines a GPS speedometer (0-260 km/h) and a fuel level gauge (E-F) in a single 4 1/2 inch unit.
- No Calibration Required: Utilizes GPS for accurate speed readings, requiring no calibration for tire size or gear ratios.
- Easy Installation: Offers straightforward installation with a simple 12V power connection and included GPS antenna.
- Global Operation: Operates globally using free GPS technology without any subscription fees.
- Precision Technology: Provides precise readings thanks to an internal microprocessor.
- Reliable Movement: Ensures accurate pointer movement in all driving conditions with a high-torque stepper motor.
- Durable Build: Features a slim, weather-resistant case and a robust billet aluminum bezel for lasting performance.
- Easy Mounting: Mounts easily with a convenient spin-lock ring.
- Warranty: Offers long-term dependability with a Lifetime Warranty.
SPECIFICATIONS:
- Gauge Type: Dual GPS Speedometer and Fuel Level
- Speedometer Range: 0-260 km/h
- Fuel Level Range: E-F (Empty to Full)
- Size: 4 1/2 inch (4.5″)
- Hole Size: 4.250 inches (108mm)
- Units: Metric
- Included:
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- GPS Antenna with 9.8 ft long cable and male SMA connector
- Wiring Harness (2-Wire Cable)
HOW TO USE:
- Mount the Gauge: Secure the 4 1/2 inch gauge in a suitable 4.250-inch (108mm) diameter opening in your vehicle’s dashboard using the spin-lock ring.
- Connect Power and Lighting: Attach the 3 ft Power & Lighting Harness to a 12V power source in your vehicle. This harness also provides power for the gauge’s illumination.
- Connect the GPS Antenna: Mount the waterproof GPS antenna in a location with a clear view of the sky. Connect the antenna cable (with the male SMA connector) to the corresponding port on the back of the gauge.
- Connect Fuel Level Wiring: Use the 2-Wire Wiring Harness to connect the fuel level gauge portion to your vehicle’s existing fuel level sending unit. Ensure correct polarity and connections as per your vehicle’s wiring diagram.
- Start Your Vehicle: Once all connections are secure, start your vehicle. The speedometer should begin to register your speed based on the GPS signal, and the fuel level gauge should display the current fuel level.
BENEFITS OF USING THE SPEEDHUT 4-1/2″ 260KM/H GPS SPEEDOMETER/FUEL LEVEL GAUGE (R45-DS7-REV):
- Highly Accurate: Provides highly accurate speed readings without the complexities of mechanical connections or calibration.
- Minimal Wiring: Simplifies installation with minimal wiring and no need for speed sensors.
- Universal Compatibility: Offers universal compatibility due to its reliance on global GPS technology.
- Dashboard Efficiency: Combines two essential gauges into one, saving dashboard space and improving aesthetics.
- Durable Design: Ensures reliable performance and longevity with its robust construction and Lifetime Warranty.
- American Craftsmanship: Offers peace of mind with a product designed and manufactured to high standards in the USA.
FEATURES:
- Real-time speed tracking via satellite-based positioning.
- Clear and immediate indication of fuel tank status.
- Internal processing for precise data interpretation.
- Responsive pointer movement across all speeds.
- Compact and robust enclosure designed to withstand various environmental conditions.
- Simple and secure mounting mechanism.
- Visually appealing with a machined aluminum outer ring.
- Suitable for use in any vehicle with a 12V electrical system.






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