Buy 2003 Ford F-150 4.2L Triton V6 A/T RWD XL Standard Cab Pickup Fleetside Vehicle Speed Sensor Transmission - OEM Ford Part # F81Z7M101AA (F81Z-7M101-AA)

Sensor Assembly - Speed. Vehicle Speed Sensor.
A Sensor, located on a Vehicle's transmission / transaxle and not a part of the ABS system, used to measure transmission / transaxle output or wheel Speed. Transmission Input Shaft Speed Sensor. Transmission Speed Sensor.

Vehicle Speed Sensor

Vehicle Speed Sensor - Repair or Replace
Your vehicle speed sensor sends information to your speedometer and/or your engine’s computer to tell the transmission when to shift. If the speedometer in your 2003 Ford F-150 isn’t working, or there’s a check engine light that accompanies shifting problems, let a Ford technician examine your vehicle.