Original BMW 5/7/8 Series Expansion Tank

For BMW 5/7/8 Series from 1991–2003, BMW supplies this Coolant Expansion Tank as an Original BMW replacement component. It stores expanding coolant and provides the system’s fill and recovery point. The supported range includes 540i, 740i, 740iL, 750iL, 840Ci, and 850Ci, plus additional listed variants. BMW backs Original BMW Parts in the U.S. with a two-year, unlimited-mileage limited warranty.

Technical Details

• Manufacturer part number: 17-11-1-741-167
• Manufacturer: BMW
• Component: Coolant Expansion Tank
• Primary function: stores expanding coolant and provides the system’s fill and recovery point
• Vehicle applications: BMW 5/7/8 Series
• Production range: 1991–2003
• Listed models: 540i, 740i, 740iL, 750iL, 840Ci, and 850Ci, plus additional listed variants

Fitment & Compatibility

Review the table below for year-by-year model coverage, submodels, and any listed equipment notes. Match the engine, hose or connection layout, cooling-system equipment, and production date. Need a second fitment check? Send PMB Performance the VIN. Our team has more than 20 years of experience identifying European vehicle applications.