Dorman 603-983 Coolant Reservoir

In stock
SKU: 591|603983
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price $49.63
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|603983
  • Barcode 885484596641

Product Description

This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

  • 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

Detailed Applications

Year Make Model Configuration Positions Application Notes
1999 Mercedes-Benz CL500 V8 303 5.0L (4973cc) Front
1999 Mercedes-Benz CL500 V8 5.0L (4973cc) Front
1999 Mercedes-Benz CL600 V12 6.0L (5987cc) Front
1999 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1999 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1999 Mercedes-Benz S500 V8 5.0L (4966cc) Front
1999 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1999 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1998 Mercedes-Benz CL500 V8 303 5.0L (4973cc) Front
1998 Mercedes-Benz CL500 V8 5.0L (4973cc) Front
1998 Mercedes-Benz CL600 V12 6.0L (5987cc) Front
1998 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1998 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1998 Mercedes-Benz S500 V8 303 5.0L (4973cc) Front
1998 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1998 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1997 Mercedes-Benz CL500 (Mexico) V8 303 5.0L (4973cc) Front
1997 Mercedes-Benz CL600 (Mexico) V12 6.0L (5987cc) Front
1997 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1997 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1997 Mercedes-Benz S500 V8 303 5.0L (4973cc) Front
1997 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1997 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1996 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1996 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1996 Mercedes-Benz S500 V8 303 5.0L (4973cc) Front
1996 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1996 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1995 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1995 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1995 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1995 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1994 Mercedes-Benz S320 L6 3.2L (3199cc) Front
1994 Mercedes-Benz S420 V8 4.2L (4196cc) Front
1994 Mercedes-Benz S500 V8 5.0L (4973cc) Front
1994 Mercedes-Benz S600 V12 365 6.0L (5987cc) Front
1994 Mercedes-Benz S600 V12 6.0L (5987cc) Front
1993 Mercedes-Benz 400SEL V8 4.2L (4196cc) Front
1993 Mercedes-Benz 500SEC V8 5.0L (4973cc) Front
1993 Mercedes-Benz 500SEL V8 5.0L (4973cc) Front
1993 Mercedes-Benz 600SEC V12 6.0L (5987cc) Front
1993 Mercedes-Benz 600SEL V12 6.0L (5987cc) Front
1992 Mercedes-Benz 400SE V8 4.2L (4196cc) Front
1992 Mercedes-Benz 500SEL V8 5.0L (4973cc) Front
1992 Mercedes-Benz 600SEL V12 6.0L (5987cc) Front

Product Specifications

Cap Included: Yes
Cap Maximum Pressure Rating: 20.3 PSI
Cap Type: Yes
Capacity: 4 L
Color: Black and Clear
Height: 8 in
Length: 9 in
Material: Plastic
Mounting Brackets Included: Yes
Mounting Hardware Included: No
Mounting Hole Quantity: 2
Package Contents: 1 Coolant Reservoir; 1 Cap
Package Quantity: 1
Packaging Type: Box
Pressurized: Yes
Shape: Irregular

OE Numbers

DIRECT OE CROSS
1405001749 MERCEDES-BENZ
NON-DIRECT OE CROSS
124-500-04-06 MERCEDES-BENZ