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06E105251E Crankshaft Pulley Harmonic Balancer for Audi VW 3.0T V6 Engine
The 06E105251E crankshaft harmonic balancer is a core engine drive component for VAG 3.0T V6 turbocharged engines, widely used in Audi, Volkswagen and Porsche models. Different from single-groove ordinary pulleys, this unit adopts a dual 6PK+7PK integrated structure to drive supercharger and daily accessories simultaneously, meeting the high-power output demand of 3.0T engines.
During long-term operation, the crankshaft generates continuous torsional vibration, which easily causes belt deviation, tensioner fatigue and even crankshaft wear. This harmonic balancer absorbs and buffers harmful vibration through internal rubber damping structure, stabilizes engine operation at all RPM ranges, reduces accessory system loss, and effectively solves common faults such as pulley rubber cracking, delamination and abnormal vibration noise.
Manufactured with strict OEM standard processes, every pulley features accurate dimension tolerance, perfect belt fitting and reliable concentricity. It is a durable aftermarket replacement to restore original engine driving performance.
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Item
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Parameter
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OE Part Number
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06E105251E
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Alternative Part No.
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06E105251ES1, 06E105251F, 95810224110
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Product Type
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Crankshaft Harmonic Balancer / Crankshaft Pulley
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Belt Groove
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6PK + 7PK Dual Multi-ribbed
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Outer Diameter
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166 mm
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Overall Width
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59 mm
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Inner Diameter
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24 mm
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Main Material
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High-strength alloy + rubber damping layer
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Application
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Audi / VW / Porsche 3.0T V6 Turbo Engine
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Machining Process
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CNC precision machining
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Performance Test
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100% dynamic balanced
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Cross Reference Parts
Compatible Vehicles
Q: What type of pulley is 06E105251E?
A: It is a dual-groove harmonic balancer with rubber damping layer, not solid rigid pulley, specially designed for 3.0T V6 turbo engines.
Q: What is the difference between 06E105251E and 06E105251F?
A: They are fully interchangeable. 06E105251F is the updated version of 06E105251E with identical fitting size and function.
Q: Does this pulley fit supercharger models?
A: Yes, the 6PK+7PK dual groove design perfectly matches supercharger and accessory belt drive requirements for 3.0T V6 engines.
Q: Is direct installation available?
A: Fully OE standard size, direct bolt-on replacement, no extra adjustment or modification required.






