Description
The Speedhut 4″ 120 mph Programmable Speedometer (R4-S10-LEG) is a meticulously engineered instrument designed to provide accurate and customizable speed readings for a wide range of vehicles. Its electric programmable signal type allows for seamless calibration, making it compatible with virtually any vehicle speed sensor. This adaptability ensures precise speed assessments tailored to your unique vehicle configuration, especially when dealing with modifications to gear ratios and tire sizes. This 4-inch (100mm) gauge offers a reliable and straightforward solution for accurate speed monitoring.
KEY FEATURES AND BENEFITS:
- Programmable Calibration: Effortlessly adjust the speedometer to match your vehicle’s specific gear ratios and tire sizes, ensuring accurate speed readings.
- Universal Compatibility: Works seamlessly with any vehicle speed sensor, offering broad application across different makes and models.
- Pinpoint Accuracy: Features an internal microprocessor that delivers highly precise speed readings.
- Reliable Performance: The high-torque stepper motor ensures accurate and stable pointer movement, even under demanding driving conditions.
- Easy Installation: Designed with a slim case and a convenient spin-lock ring for quick and hassle-free mounting.
- Enhanced Durability: The solid billet aluminum bezel provides added strength and a refined aesthetic. Its weather-resistant construction ensures long-lasting performance in various environmental conditions.
- Peace of Mind: Backed by a Lifetime Warranty, offering assurance of the gauge’s dependability and quality.
- American Craftsmanship: Proudly made in America, reflecting superior quality and attention to detail.
SPECIFICATIONS:
- Gauge Type: Speedometer
- Speedometer Signal Type: Electric Programmable
- Range: 0-120 MPH
- Size: 4 inch (100mm)
- Hole Size: 3.95 inches (100mm)
- Standard or Metric: Standard
- Ships With:
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
- 8 ft Programmable Speedometer Wire Harness (LED lit)
HOW TO USE:
- Connect the Power and Lighting Harness: Attach the provided 3 ft power and lighting harness to the designated terminals on the back of the speedometer. Ensure proper connection to your vehicle’s power and lighting circuits.
- Connect the Speedometer Signal Harness: Connect the 8 ft programmable speedometer wire harness to the speedometer’s signal input terminals.
- Connect to the Vehicle Speed Sensor: Route the other end of the speedometer signal harness to your vehicle’s speed sensor output. Ensure a secure and correct connection based on your vehicle’s wiring diagram.
- Mount the Speedometer: Insert the speedometer into the 3.95-inch mounting hole in your dashboard or instrument panel. Secure it from the back using the spin-lock ring.
- Calibration: Once installed and powered, follow the manufacturer’s instructions (typically involving button presses or a specific sequence) to program the speedometer. You will likely need to input information related to your vehicle’s gear ratio and tire size to achieve accurate readings. Refer to the Speedhut manual for detailed calibration steps.
BENEFITS OF USING THE SPEEDHUT 4″ 120 MPH PROGRAMMABLE SPEEDOMETER (R4-S10-LEG):
- The ability to achieve highly accurate speed readings regardless of modifications to gear ratios or tire sizes.
- Universal compatibility with any electric speed sensor provides flexibility across vehicle types.
- Easy calibration empowers users to fine-tune the gauge themselves without specialized tools.
- Robust construction ensures long-term reliability in varying environments.
- Lifetime Warranty offers peace of mind and reflects manufacturing quality.
- Clear, responsive display aids in safe and informed driving.
- Made in the USA, ensuring craftsmanship and consistent performance.
FEATURES:
- Adaptable Calibration: Allows for precise adjustment based on specific vehicle drivetrain configurations.
- Broad Sensor Compatibility: Designed to function with any electric vehicle speed output.
- Microprocessor Precision: Ensures consistently accurate speed measurements.
- Stable Needle Movement: High-torque stepper motor provides smooth and reliable pointer operation.
- Streamlined Installation: Slim profile and spin-lock mechanism simplify the mounting process.
- Robust Outer Shell: Solid aluminum bezel enhances durability and provides a quality finish.
- Weather-Resistant Build: Engineered to withstand various environmental conditions.
- Long-Term Assurance: Backed by a Lifetime Warranty on the gauge itself.
- American-Made Quality: Manufactured in the USA, adhering to high standards of craftsmanship.






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