HomeBody > Gaskets and Sealing SystemsURO 1237300178 Door Seal - Rear Left
Part #: 1237300178

URO 1237300178 Door Seal - Rear Left

Rear Left
⚙️ 9 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, 300D, 240D, 280E, and 230
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Door Seal for Mercedes-Benz 300D

The URO door seal with part number 1237300178 is designed specifically for the Mercedes-Benz 300D. This replacement gasket ensures a proper seal around the door frame, helping to maintain cabin comfort and protect against external elements.

  • Compatible with Mercedes-Benz 300D models
  • Durable material engineered for long-lasting performance
  • Exact fitment with OEM specifications
  • Part number 1237300178 for precise identification
  • Helps reduce wind noise and water leaks

Product Details and Specifications

This URO door seal is manufactured to meet the exact dimensions and quality standards required for the Mercedes-Benz 300D. The gasket is made from resilient materials that resist wear, weathering, and temperature fluctuations. By replacing worn or damaged door seals with part number 1237300178, you restore the vehicle’s ability to keep out moisture, dust, and noise, contributing to a quieter and more comfortable driving experience.

Common Applications and Problem Solving

  • Prevents water leaks into the vehicle cabin
  • Reduces wind noise caused by damaged or missing seals
  • Eliminates drafts and improves interior climate control
  • Protects door edges from dust and debris intrusion
  • Maintains proper door alignment and closure feel

Installation Notes and Tips

Installation of the URO door seal 1237300178 is straightforward for those familiar with automotive gasket replacement. Before installation, remove any old sealant or adhesive residue from the door frame to ensure a clean surface. Align the seal carefully along the door perimeter, pressing firmly to secure it in place. It is recommended to check door operation after installation to confirm proper fit and sealing.

Quality Assurance and Warranty

URO parts are produced to meet or exceed OEM standards, providing reliable performance for Mercedes-Benz 300D vehicles. While specific warranty details for part number 1237300178 may vary, URO typically offers coverage against manufacturing defects. Using this door seal helps maintain the integrity of your vehicle’s sealing system with a product engineered for durability and fit.

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
1985Mercedes-Benz300DRear Left
1984Mercedes-Benz300DRear Left
1983Mercedes-Benz300DRear Left
1982Mercedes-Benz300DRear Left
1981Mercedes-Benz300DRear Left
1980Mercedes-Benz300DRear Left
1979Mercedes-Benz300DRear Left
1978Mercedes-Benz300DRear Left
1977Mercedes-Benz300DRear Left

* 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:

123 730 01781237300178955 33105 738URO-000943

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