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Autometer Gauge GPS Speedometer 3-3/8in 140 MPH Marine White Gauge

AutoMeter · New

Autometer Gauge GPS Speedometer 3-3/8in 140 MPH Marine White Gauge

MPN 200638 · Store SKU atm200638

Price on request
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Supplier stock checked 11/7/2026, 8:35:54 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

The latest in technology and the easiest possible way to add a highly accurate speedometer to your boat! AutoMeter GPS speedometers are capable of working with most aftermarket GPS antenna/receivers or with AutoMeter's 5283 GPS antenna. AutoMeter's ultra fast, omnidirectional micro antenna is available separately 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. GAUGE, SPEEDOMETER, 3 3/8", 140MPH, GPS, MARINE WHITE 3-3/8" GPS SPEEDOMETER, 0-140 MPH, MARINE WHITE

Manufacturer fitment & guides

Check 200638 against the manufacturer’s application information below.

Part-specific notes

  • California Proposition 65: Y

Manufacturer documents

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