Genuine OEM Volkswagen Crankshaft Connecting Rod, part number 03N105401. This vital engine component forms the link between the piston and the crankshaft, translating the piston's reciprocating motion into the crankshaft's rotational movement. It is engineered to withstand immense forces and temperatures within the engine. Weighing 0.678 kg, this connecting rod is precisely manufactured for optimal balance and durability. Using a genuine OEM connecting rod ensures exact factory tolerances, material strength, and proper weight distribution, which are crucial for engine balance, longevity, and preventing catastrophic failure.