Dorman 603-538 Expansion Tank/Coolant Reservoir; Front – BMW | 17111712196 FRT1907C FRT1918C Z49004

P/N: 603-538 Dorman

OE Solutions

• Direct replacement – this engine coolant reservoir matches the fit and function of the original part
• Ideal solution – engineered for a seamless installation
• Durable construction – manufactured from quality materials to withstand underhood heat and vibration
• Trustworthy design – backed by 100 years of automotive aftermarket experience

• Material: Plastic
• Color: Black/White
• Mounting Hardware Included: No
• Mounting Hole Quantity: 2
• Cap Type: Spring Loaded Twist
• Cap Included: Yes
• Mounting Brackets Included: Yes
• Pressurized: Yes
• Cap Maximum Pressure Rating: 30 ps
• Package Contents: 1 Coolant Reservoir; 1 Cap

Left = Driver side and Right = Passenger side.

All parts are priced individually unless identified as a set or kit. “Per car” notes identify how many of a given part your car has and
“Left/Right or Front/Rear” notes means the part fits the left or right side of the car. These parts are still sold individually and you’ll
need to select the appropriate quantity if you plan to replace more than one of this item.