Description
The Speedhut 3-3/8″ 160mph Programmable Speedometer (R3-S12-LEG) is a precision instrument designed to provide accurate speed readings for a wide range of vehicles. Its electric programmable nature allows for seamless customization to match your specific vehicle’s configuration, ensuring reliable diagnostics and everyday use.
KEY FEATURES AND BENEFITS:
- Provides precise speed readings: Delivers measurements from 0 to 160 MPH.
- Electric programmable design: Allows for easy calibration with any vehicle speed sensor (VSS).
- User-configurable: Accommodates different gear ratios and tire sizes, ensuring accuracy after modifications.
- Internal microprocessor: Ensures highly accurate readings.
- High-torque stepper motor: Guarantees precise pointer movement.
- Simple installation: Slim case and spin-lock ring enable straightforward mounting.
- Billet aluminum bezel: Enhances durability and aesthetic appeal.
- Weather-resistant construction: Offers reliable performance under various environmental conditions.
- Lifetime warranty: Provides assurance and dependability.
- American craftsmanship: Proudly manufactured in the USA, ensuring quality.
SPECIFICATIONS:
- Gauge Type: Speedometer
- Speedometer Signal Type: Electric Programmable
- Range: 160 MPH
- Size: 3 3/8 inch
- Hole Size: 3.28 inch (83mm)
- Standard or Metric: Standard
- Ships With:
- 8 ft Programmable Speedometer Wire Harness (LED lit)
- 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
HOW TO USE:
- Mount the Speedometer: Secure the gauge in the designated 3.28-inch (83mm) hole using the provided spin-lock ring.
- Connect the Wiring Harnesses:
- Connect the 8 ft programmable speedometer wire harness to the appropriate terminals on the back of the speedometer.
- Connect the 3 ft power & lighting harness to the speedometer for power and LED illumination.
- Connect to the Vehicle Speed Sensor (VSS): Wire the programmable speedometer harness to your vehicle’s speed sensor using your vehicle’s wiring diagram and Speedhut’s instructions.
- Calibration: Drive a known distance (typically 1–2 miles) and follow the calibration procedure to set pulses per mile from your VSS.
- Verify Accuracy: Use a GPS app or similar device to confirm accuracy at different speeds and make adjustments if needed.
BENEFITS OF USING THE SPEEDHUT 3-3/8″ 160MPH PROGRAMMABLE SPEEDOMETER (R3-S12-LEG):
- Delivers reliable speed readings tailored to your unique vehicle setup.
- Eliminates guesswork after drivetrain or tire changes with easy calibration.
- Durable build and lifetime warranty ensure long-term peace of mind.
- Blends a classic gauge look with modern programmable features.
- Streamlined installation with included wiring harnesses saves time and effort.
FEATURES:
- Adaptive Calibration: Easily adjusts to various vehicle speed sensors without adapters.
- Precise Stepper Motor Control: Smooth and accurate needle movement across the range.
- Integrated Microcontroller: Efficient processing for dependable readings.
- Streamlined Installation: Slim case and spin-lock ring enable secure and easy mounting.
- Durable Outer Shell: Weather-resistant housing protects internal components.
- Illuminated Wiring: LED-lit harness enhances visibility during installation and troubleshooting.
- Quality Materials: Solid billet aluminum bezel offers a premium look and structural integrity.





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