Description
24X Crankshaft Reluctor Wheel.GM #12559353.The 24x design offers high-resolution timing information, making for enhance power and optimized fuel efficiency.24X Reluctor wheels were primary used on 1997-2005, and some 2006 models.Double check by looking at the Crankshaft Sensor. All 24x wheels are detected by a black crankshaft sensor, while 58x use a grey sensor. This sensor is located at the back of the block, near the oil pan, on the passenger side of the engine, just above the starter.