BMW Coolant Expansion Tank for 1/3 Series & more (2006–2016)

BMW lists this Coolant Expansion Tank for BMW 1/3 Series & 1 Series M & X1 & Z4 from 2006–2016 as a genuine factory replacement. It stores expanding coolant and provides the system’s fill and recovery point. The supported range includes 1 Series M, 128i, 135i, 325i, 325xi, and 328i, plus additional listed variants. This genuine BMW-branded component carries BMW’s U.S. two-year, unlimited-mileage limited parts warranty.

Technical Details

• Manufacturer part number: 17-13-7-640-514
• Manufacturer: BMW
• Component: Coolant Expansion Tank
• Primary function: stores expanding coolant and provides the system’s fill and recovery point
• Vehicle applications: BMW 1/3 Series & 1 Series M & X1 & Z4
• Production range: 2006–2016
• Listed models: 1 Series M, 128i, 135i, 325i, 325xi, and 328i, plus additional listed variants
• Listed submodels: sDrive28i and xDrive28i

Fitment & Compatibility

The table below lists the supported years and models; compare it with the vehicle before ordering. Match the engine, hose or connection layout, cooling-system equipment, and production date. A VIN check can resolve production splits or equipment differences. PMB Performance brings more than 20 years of European-parts experience to that review.