Does this gauge require any calibration?

No, this AutoMeter GPS speedometer does not require calibration. It uses a micro antenna to determine your vehicle's speed.

What information does the rally nav display show?

The rally nav display shows your odometer, trip odometer, the time and date, GPS coordinates, heading information, a compass, and your peak speed recall. This gives you a broad array of data in addition to your speed.

What size opening is required for installation?

This AutoMeter speedometer gauge is 3-3/8 inches in diameter. This is a standard size for many vehicles, but be sure to check your vehicle's specifications before purchasing.

AutoMeter

Autometer 3-3/8in Antique Beige 120 MPH GPS Speedometer Gauge

Name: Autometer 3-3/8in Antique Beige 120 MPH GPS Speedometer Gauge
Brand: AutoMeter
Price: 455.17 USD
Availability: InStock

$455.17

Add an accurate speedometer without needing to calibrate. AutoMeter's GPS speedometer includes a rally nav display.

Key Features

3-3/8" gauge size — fits standard openings
Antique beige face — matches classic interiors
120 MPH maximum — suitable for most vehicles
GPS-enabled — no cable or calibration needed
Rally nav display — shows useful data beyond speed
Micro antenna included — simple installation

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

Traditional incandescent lighting illuminates around the perimeter of the dial

The Latest In Technology And The Easiest Possible Way To Add A Highly Accurate Speedometer To Your Vehicle. Autometers Advanced Gps Speedometers Require No Interface With Your Vehicle Aside From Power And Ground. Their Ultra Fast, Omnidirectional Micro Antenna Is Included For True Plug And Play Functionality And Never Requires Calibration. Configurable Rally Nav Display Shows Odometer, Trip Odometer, Time/Date, Gps Coordinates, Heading Info, Compass, And Peak Speed Recall. Quite Simply, The Easiest, Most Accurate Speedometer Available.