HomeBelts and Cooling > Gaskets and Sealing SystemsMahle C32307 Engine Coolant Pipe O-Ring
Part #: C32307

Mahle C32307 Engine Coolant Pipe O-Ring

⚙️ 38 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 530i, 540i, 740i, 740iL, 840Ci, and X5
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Reliable Engine Coolant Pipe O-Ring for BMW Vehicles

The Mahle C32307 Engine Coolant Pipe O-Ring is designed to provide a secure seal in the cooling system of select BMW models. Crafted from molded rubber, this O-ring ensures durability and effective sealing to maintain optimal engine temperature control.

  • Constructed from molded rubber for enhanced flexibility and sealing
  • O-ring thickness of 0.11 inches for precise fitment
  • Cross-sectional width of 0.97 inches to ensure a tight seal
  • Compatible with multiple BMW models including 530i, 540i, 740i, 740iL, 840Ci, and X5
  • Part number C32307 for accurate identification and replacement

Durable Molded Rubber O-Ring Specifications

This engine coolant pipe O-ring features a molded rubber construction that resists wear and degradation from heat and coolant exposure. With a thickness of 0.11 inches and a cross-sectional width of 0.97 inches, it is engineered to fit precisely within the coolant pipe assembly, preventing leaks and maintaining system integrity. The material choice supports long-term performance under the demanding conditions of BMW engines.

Compatible BMW Models and Applications

The Mahle C32307 O-ring is compatible with a range of BMW vehicles, including the 530i, 540i, 740i, 740iL, 840Ci, and X5 models. This part is specifically designed to replace worn or damaged engine coolant pipe seals, ensuring proper coolant flow and preventing leaks that can lead to engine overheating or damage.

  • Prevents coolant leaks in engine coolant pipe connections
  • Maintains proper engine temperature by ensuring coolant system integrity
  • Replaces degraded or damaged O-rings in BMW cooling systems
  • Helps avoid engine overheating caused by coolant loss
  • Supports efficient coolant circulation in BMW 530i, 540i, 740i, 740iL, 840Ci, and X5 models

Installation Notes and Tips

When installing the Mahle C32307 Engine Coolant Pipe O-Ring, ensure the sealing surface is clean and free of debris. Lubricate the O-ring lightly with coolant or a compatible lubricant to ease installation and prevent damage. Verify the O-ring is seated evenly to avoid leaks. Proper installation is critical to maintain the cooling system’s performance and prevent future issues.

Quality Assurance and Warranty

Mahle manufactures this engine coolant pipe O-ring to meet OEM standards for fit and function. The molded rubber material is selected for its resistance to heat and coolant exposure, contributing to reliable sealing performance. While specific warranty details are not provided, Mahle parts typically adhere to industry quality standards to support long-term vehicle operation.

BrandMahle
Part NumberC32307
Additional Package ContentsNone
O-Ring MaterialMolded rubber
O-Ring Type Height - Thickness (in)0.11
O-Ring Type Width - Cross Section (in)0.97

This part fits 38 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
2003BMWX54.6LV8N/AWith 19.5mm I.D.; Rubber
2003BMWX54.4LV8N/AWith 19.5mm I.D.; Rubber
2002BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
2002BMWX54.6LV8N/AWith 19.5mm I.D.; Rubber
2002BMWX54.4LV8N/AWith 19.5mm I.D.; Rubber
2001BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
2001BMW740i4.4LV8N/AWith 19.5mm I.D.; Rubber
2001BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
2001BMWX54.4LV8N/AWith 19.5mm I.D.; Rubber
2000BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
2000BMW740i4.4LV8N/AWith 19.5mm I.D.; Rubber
2000BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
2000BMWX54.4LV8N/AWith 19.5mm I.D.; Rubber
1999BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
1999BMW740i4.4LV8N/AWith 19.5mm I.D.; Rubber
1999BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
1998BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
1998BMW740i4.4LV8N/AWith 19.5mm I.D.; Rubber
1998BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
1997BMW540i4.4LV8N/AWith 19.5mm I.D.; Rubber
1997BMW740i4.4LV8N/AWith 19.5mm I.D.; Rubber
1997BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
1997BMW840Ci4.4LV8N/AWith 19.5mm I.D.; Rubber
1996BMW740iL4.4LV8N/AWith 19.5mm I.D.; Rubber
1996BMW840Ci4.4LV8N/AWith 19.5mm I.D.; Rubber
1995BMW530i3.0LV8N/AWith 19.5mm I.D.; Rubber
1995BMW540i4.0LV8N/AWith 19.5mm I.D.; Rubber
1995BMW740i4.0LV8N/AWith 19.5mm I.D.; Rubber
1995BMW740iL4.0LV8N/AWith 19.5mm I.D.; Rubber
1995BMW840Ci4.0LV8N/AWith 19.5mm I.D.; Rubber
1994BMW530i3.0LV8N/AWith 19.5mm I.D.; Rubber
1994BMW540i4.0LV8N/AWith 19.5mm I.D.; Rubber
1994BMW740i4.0LV8N/AWith 19.5mm I.D.; Rubber
1994BMW740iL4.0LV8N/AWith 19.5mm I.D.; Rubber
1994BMW840Ci4.0LV8N/AWith 19.5mm I.D.; Rubber
1993BMW740i4.0LV8N/AWith 19.5mm I.D.; Rubber
1993BMW740iL4.0LV8N/AWith 19.5mm I.D.; Rubber

* 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:

11 53 1 710 055

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