BMW E46 3-Series Hydraulic Style Tensioner Pulley OEM 11281748131

Hydraulic Tensioner pulley. Made by INA. For models with hydraulic/piston style tensioner only.Part# 11 28 1 748 131
Buyers Note: You must confirm tensioner style before ordering by looking at your tensioner. If you have the mechanical style/spring loaded then you will need to purchase the entire tensioner assembly. This only applies to the alt/water pump tensioner as the A/C tensioner is always mechanical.