Thread: X5 3.0 Alternator and belts DIY (with pictures!)
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Old 08-11-2009, 05:08 PM
Thumbs Thumbs is offline
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Yep- that is what is different on mine. Yours has the mechanical tensioner while mine is hydraulic. Here is the realoem link: RealOEM.com BMW E53 X5 3.0i Belt Drive Water Pump/Alternator

In the image it is part #21 and you torque the allen head bolt #7 clockwise to compress the cylinder:
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