This OEM harmonic balancer (Part Number: 079105251F) for various Audi models, including the 2005-2012 A6 Quattro, S4, S5, A8 Quattro, and Q7 with a 4.2L V8 engine, is essential for maintaining engine performance. Located at the front of the engine, the crankshaft pulley minimizes vibration and reduces wear on the engine's internal components. Common issues this part resolves include excessive vibration, noisy engine operation, and a malfunctioning serpentine belt. Authentic and sourced from salvage operations, this factory-original part ensures compatibility and reliability. Alternative part numbers include 079105251N, along with others for wide-ranging applications.
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