This is an OE replacement crankshaft position sensor for GM engines that use a 58X reluctor wheel. It reads crankshaft position for the engine control module and is a direct fit replacement on the applications it was built for.
Specifications:
- Crankshaft Position Sensor
- OE Replacement
- 58x
- Various GM Applications
- Sold as: Each
- Part number: 12703627
Applications:
- Various GM engines using a 58X reluctor crankshaft
FAQ
What reluctor does this sensor read?
It reads a 58X reluctor wheel.
Is it an OE replacement?
Yes. It is an OE replacement crankshaft position sensor.
What does the sensor do?
It reports crankshaft position and speed to the engine control module for ignition and fuel timing.

