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SKP SK603537 Engine Coolant ReservoirOE Quality 60-Day Returns
Part #: SK603537

SKP SK603537 Engine Coolant Reservoir

41 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: BMW, 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, 850i, and Z8
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BMW Engine Coolant Reservoir Replacement

Restore proper coolant expansion and recovery with this SKP engine coolant reservoir, part number SK603537. It is a direct-fit replacement for select BMW models, including BMW 540i, BMW 740i, BMW 740iL, BMW 750iL, BMW 840Ci, BMW 850Ci, BMW 850CSi, BMW 850i, and BMW Z8 applications.

Key Features

  • Engine coolant reservoir for BMW cooling system service
  • Direct replacement part number SK603537
  • Cross-references Dorman OE Solutions 603-537 for the same application
  • Also interchanges with BMW OE 17 11 1 741 167 and related aftermarket numbers
  • Compatible with multiple BMW V8 and V12 platform applications

Fitment Details

  • Fits 1997-2003 BMW 540i, N/A
  • Fits 2003 BMW Z8, N/A
  • Fits 1997-2001 BMW 740i, N/A
  • Fits 1995 BMW 740i, N/A
  • Fits 1995-2001 BMW 740iL, N/A
  • Fits 1995-2001 BMW 750iL, N/A
  • Fits 1994-1997 BMW 840Ci, N/A
  • Fits 1993-1997 BMW 850Ci, N/A
  • Fits 1994-1995 BMW 850CSi, N/A
  • Fits 1991-1992 BMW 850i, N/A

What It Helps Address

  • Cracked or leaking coolant reservoir housing
  • Low coolant level warnings caused by reservoir failure
  • Coolant overflow or recovery issues
  • Visible coolant seepage around the expansion tank
  • Cooling system service on aging BMW 540i and BMW 740i models

Installation Notes

Verify the part number and vehicle application before installation. Inspect connected hoses, caps, and mounting points during replacement so the cooling system can be reassembled cleanly and filled to the correct level.

Quality Assurance

SKP SK603537 is built as a replacement coolant reservoir for the listed BMW applications and cross-references Dorman OE Solutions 603-537 for the same fitment.

This part fits 41 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2003BMW540i4.4LV8N/A
2003BMWZ8Alpina4.8LV8N/A
2002BMW540i4.4LV8N/A
2001BMW540i4.4LV8N/A
2001BMW740i4.4LV8N/A
2001BMW740iL4.4LV8N/A
2001BMW750iL5.4LV12N/A
2000BMW540i4.4LV8N/A
2000BMW740i4.4LV8N/A
2000BMW740iL4.4LV8N/A
2000BMW750iL5.4LV12N/A
1999BMW540i4.4LV8N/A
1999BMW740i4.4LV8N/A
1999BMW740iL4.4LV8N/A
1999BMW750iL5.4LV12N/A
1998BMW540i4.4LV8N/A
1998BMW740i4.4LV8N/A
1998BMW740iL4.4LV8N/A
1998BMW750iL5.4LV12N/A
1997BMW540i4.4LV8N/A
1997BMW740i4.4LV8N/A
1997BMW740iL4.4LV8N/A
1997BMW750iL5.4LV12N/A
1997BMW840Ci4.4LV8N/A
1997BMW850Ci5.4LV12N/A
1996BMW740iL4.4LV8N/A
1996BMW750iL5.4LV12N/A
1996BMW840Ci4.4LV8N/A
1996BMW850Ci5.4LV12N/A
1995BMW740i4.0LV8N/A
1995BMW740iL4.0LV8N/A
1995BMW750iL5.4LV12N/A
1995BMW840Ci4.0LV8N/A
1995BMW850Ci5.4LV12N/A
1995BMW850CSi5.6LV12N/A
1994BMW840Ci4.0LV8N/A
1994BMW850Ci5.0LV12N/A
1994BMW850CSi5.6LV12N/A
1993BMW850Ci5.0LV12N/A
1992BMW850i5.0LV12N/A
1991BMW850i5.0LV12N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

17 11 1 741 167603-537730-66907306690

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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