Parts for your 2009 Bmw X3-Drive belt

2009 BMW X3 Drive Belt — What it does, why it matters, and when to change it

Based on BMW Technical Information System (TIS) procedures for the E83 platform, the Bentley BMW X3 Service Manual (2004–2010), and factory parts diagrams (RealOEM), the 2009 BMW X3 is fitted with auxiliary drive belts. Petrol N52 models use a main serpentine belt (alternator and power steering) and a separate A/C stretch belt