15-20 BMW F15 X5 435i 428i Engine Motor Drive Belt Tensioner Pulley 8604266 OEM

BMW F15 X5 435i 428i Engine Motor Drive Belt Tensioner Pulley — pulled from a 2014–2018 BMW F15 X5 at our yard in Kaufman, Texas. What you see in the photos is the part that ships — no stock images.

The belt tensioner and idlers keep the accessory belt loaded. Replace the belt at the same time and check the pulley bearings.

Fits: 15-20 BMW F15

Not sure it is the right part? Send us your VIN and we will confirm fitment before you order. The part carries our 90-day warranty, returns are hassle-free, and it leaves our yard in 1–2 business days.

Supplying a shop or dismantler? We’re a Kaufman, TX yard focused on genuine used OEM BMW parts — real-time inventory, photos of the exact item, and VIN or fitment checks before you order.

Trade-friendly: fast US shipping, hassle-free returns, and help sourcing multiples or hard-to-find parts. Open a trade enquiry →