The Gates belt drive tensioner for 2010–2013 BMW X5 with the 3.0L 6‑cylinder diesel engine is a replacement tensioner assembly that restores correct serpentine belt tension. This OE-style, direct-fit unit helps maintain steady accessory drive operation—supporting alternator and pump function—and reduces belt wear and slippage for the listed X5 diesel applications.
Gates 10-13 BMW X5 6-Cyl. 3.0L Diesel Tensioner Assy. Belt Drive Tensioner