BMW F15 X5 Engine Motor Radiator Expansion Reservoir Tank 17138621092 OEM

This BMW F15 X5 Engine Motor Radiator Expansion Reservoir Tank came off a 2014–2019 BMW F15 X5 we dismantled in Kaufman, Texas. What you see in the photos is the part that ships — no stock images.

The expansion tank holds the coolant reserve and its level sensor and cap set the system pressure. Cracks at the seams are a common failure.

OE / OEM part number: 17138621092 · Country of origin: Germany
Compare the number with the one on your old part for a guaranteed match.

Fits: 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.

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