Buy 2015 Audi A4 allroad Premium Wagon Engine Timing Chain Tensioner. R8; Lower; Left. RS 5; Lower CAMSHAFT, Crankshaft - OEM Audi Part # 079109507AE (079-109-507-AE, 079109507AD)

Engine Timing Chain Tensioner.
An oil pressurized Tensioner that keeps the Chain that runs from the crankshaft to camshaft or the Chain that runs from camshaft to camshaft, from becoming loose and jumping a tooth or more causing Engine damage or out of sync crankshaft to camshaft Timing. From Chassis/VIN 42-9-002 001. Power Take-Off. To Chassis/VIN 42-9-002 000.

Engine Timing Chain Tensioner

Fits R8, RS4, RS5

R8; Lower; Left. RS 5; Lower; Left.