The BMW Belt 4K X 870 Continental (manufacturer part number 4PK870) is an OE supplier component by Continental, designed to meet BMW’s original equipment standards. Verified for compatibility with select BMW X5 models (2007–2008 4.8i and 2009–2010 xDrive48i; chassis E70, engine 4.8L V8, Sport Utility body), this belt ensures reliable performance and precise fitment. Reference OE part number: 11 28 7 631 821 / 11287631821. Choose Continental for trusted quality in critical engine components.
Specifications
Product Type
OE Supplier
OE Part Number
11 28 7 631 821 / 11287631821
Manufacturer Part Number
4PK870
Cross Reference Part Numbers
11287546164
OEM
Yes
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