Genuine OEM Audi Timing Chain Tensioner, part number 0P2109450F. This component is responsible for maintaining the precise tension required for the timing chain to operate smoothly and prevent slack. It is a critical part of the engine's valve train assembly. Genuine OEM parts are essential for this application to ensure the correct spring rate and hydraulic pressure characteristics, which are vital for preventing timing chain skip and ensuring long-term engine reliability.

Catalogue entry: timing cha Cylinders 1-4.

Fitted with: 0P2109450C Tim. chain, 0P2109450E Tim. chain, 0P2109450G Tim. chain, 0P2109450B timing cha, 0P2109450D timing cha, 079109470 LINING, 079109139L SEAL.