BMW timing crank hubs are essential components that connect the crankshaft to the timing chain or belt, ensuring precise synchronization between the engineaEURtms rotating components. These hubs are crucial for maintaining engine timing and ensuring smooth operation. Over time, BMW timing crank hubs can experience wear, cracking, or loosening, leading to issues such as engine misfires, rough idling, or even catastrophic engine damage if timing becomes off. Common problems include stripped or damaged teeth, which can result in the timing chain or belt skipping, and worn or failing crank hub seals, leading to oil leaks and reduced performance. Replacing a damaged or worn timing crank hub with a high-quality, OEM or aftermarket part restores proper timing, improves engine efficiency, and prevents costly repairs.