4" Dual GPS Speedometer + Tachometer | 120 MPH / 10K RPM

SKU: R4-DS16-REV
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$483.42 USD
Real-time, calibration-free speed using GPS satellite data with integrated RPM monitoring in one compact gauge. No speed sensors, gear ratios, or drivetrain connection required—just connect 12V power, mount the antenna, and drive. Tachometer works across a wide range of engine setups, with a precision stepper motor for smooth, stable readings.
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Order leaves our facility in about 2 Weeks

The Dual GPS Speedometer/Tachometer combines speed and RPM in one compact, space-saving gauge. GPS speed provides real-time, calibration-free readings with no drivetrain connection required—just connect power, mount the antenna, and drive. The tachometer works across a wide range of engines for flexible installation in both classic and modern builds. A precision stepper motor keeps the needle smooth, stable, and accurate at a glance. Built with a durable housing and solid aluminum bezel, it’s made for real driving conditions and long-term use. Made in the USA and backed for life.

Track-Tested. USA-Built. Backed for Life.

Key Features:

  • Dual Speed & RPM Display — combines GPS speed with tachometer readings
  • Calibration-Free GPS — no sensors or drivetrain connection required
  • Wide Engine Compatibility — supports 1–12 cylinder and ½–6 pulse signals
  • Microprocessor-Driven — real-time accuracy
  • Stepper Motor Precision — smooth, accurate pointer
  • Weather-Resistant Build — built for street, track, and off-road
  • Made in the USA — backed by a lifetime warranty
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