ASTRO II GPS 1 HZ SPEED SENSOR FOR RAVEN CONTROLLER
Amazon.com: ACECAR Digital GPS Speedometer, Car Universal HUD Head Up Display with Speed MPH, Compass Driving Direction, Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (G4S-Green) : Electronics
5" GPS SPEEDOMETER, 0-160 MPH, ULTRA-LITE II
Amazon.com: VEESA Digital GPS Speedometer, Car Universal HUD Head Up Display with Speed MPH, Compass Driving Direction, Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (G10) : Electronics