Fitment: Drive Belt Idler Pulley for BMW 528i N52N Chassis F10 2009-2011, for BMW X3 28iX N525N Chassis F25 2009-2012 Drive Belt Idler Pulley OE: 11288620023 They are made of metal materials to provide good performance and reliability. The Drive Belt Idler Pulley is durable and has high wear resistance. This Idler pulley fits for BMW when using a short water pump. Please confirm your car model of the part before purchasing to avoid buying the wrong one. Package Included: 1 x Accessory Drive Belt Idler Pulley Description:
It is connected to various engine drive components through a belt drive system and helps to ensure that these components receive power from the rotating crankshaft to perform important functions.
This Idler pulley fits for BMW when using a short water pump.
It can change the bending direction of the belt, prevent the belt from shaking, making the belt better contact with another pulley and not fall off.
Please confirm your car model of the part before purchasing to avoid buying the wrong one.
This is a non-OEM product, accessory only!

Specification:
Color: Black
Material: Metal
Size: 3.2x5.5cm / 1.26''x2.17''(H*D)
Thread Size: M10x1.5
OE Number: 11288620023

Fitment:
for BMW 528i N52N Chassis F10 2009-2011
for BMW X3 28iX N525N Chassis F25 2009-2012

Package Included:
1 x Accessory Drive Belt Idler Pulley