Description
Genuine BMW Oxygen Sensor – Front Driver Side 11787521705 – For vehicle make(s) BMW
Manufacturer Part Number: 11787521705
The Genuine BMW Oxygen Sensor is an essential component for maintaining the efficiency and performance of your BMW’s engine. Designed specifically for various models including the BMW 760i, 760Li, 545i, 645Ci, and 745i, this premium-grade oxygen sensor ensures optimal monitoring of the air-fuel mixture, contributing to reduced emissions and improved engine performance. Engineered to OEM standards, this sensor is a trusted choice for both DIY enthusiasts and professional technicians alike.
Developed by Robert Bosch GmbH, oxygen sensors play a crucial role in measuring the exhaust concentration of oxygen, allowing your vehicle’s engine to run at its best. With a typical lifespan of around 100,000 miles, this oxygen sensor is built to withstand the rigors of everyday driving. Ensure your engine operates efficiently by replacing aging sensors that may lead to performance issues.
Vehicle Compatibility
This part fits some of the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.
- BMW 760i / 6.0V12, 2003-2006
- BMW 760Li / 6.0V12, 2003-2006
- BMW 745i / 4.4V8, 2003-2005
- BMW 745Li / 4.4V8, 2003-2005
- BMW 545i / 4.4V8, 2004-2006
- BMW 645Ci / 4.4V8, 2004-2005
Cross Reference Numbers
- BMW:11 78 7 521 705
- BMW:11 78 7 521 705
Why Shop at our website?
Since 2000, our website has been a trusted destination for European car owners looking for reliable parts at great prices. Here’s why customers choose us:
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does this part do?
The oxygen sensor measures the concentration of oxygen in the exhaust gases, which helps the engine control module adjust the air-fuel mixture for optimal combustion and efficiency.
What vehicles is this part compatible with?
This oxygen sensor is compatible with various BMW models, including the 760i, 760Li, 745i, 745Li, 545i, and 645Ci from the years 2003 to 2006. Please use the vehicle selector tool above to confirm fitment for your specific model.
What are common signs this part may need replacement?
Common symptoms of a failing oxygen sensor include poor fuel economy, increased emissions, a rough idle, and the illumination of the check engine light. If you experience these issues, it may be time to replace your oxygen sensor.
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Specification
-
- eEuroparts SKU : 916374
- Weight : 0.22 lbs
- Dimensions (L x W x H) : 7.5937 x 1.4317 x 4.122 in
- Barcode : 11787521705
- Manufacturer Part # : 11787521705
- Brand : Genuine BMW
- Manufacturer : Genuine BMW
- MPN : 11787521705
- Part Type : Oxygen Sensor
- OE Part Numbers : 11 78 7 521 705, 11787521705
- Fitment
- Fitment Type : Vehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2005 | BMW | 545i | Base (4.4 V8 GAS) | Position: Front Left, Transmission Control: Automatic, Notes: Color-Gray, 620mm Harness |
| 2005 | BMW | 745i | Base (4.4 V8 GAS) | Position: Front Right, Notes: Color-Gray, 620mm Harness |
| 2005 | BMW | 760i | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2005 | BMW | 760Li | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2005 | BMW | 645Ci | Base (4.4 V8 GAS) | Position: Front Left, Transmission Control: Automatic, Notes: Color-Gray, 620mm Harness |
| 2005 | BMW | 745Li | Base (4.4 V8 GAS) | Position: Front Right, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 545i | Base (4.4 V8 GAS) | Position: Front Left, Transmission Control: Automatic, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 745Li | Base (4.4 V8 GAS) | Position: Front Right, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 760Li | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 745i | Base (4.4 V8 GAS) | Position: Front Right, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 645Ci | Base (4.4 V8 GAS) | Position: Front Left, Transmission Control: Automatic, Notes: Color-Gray, 620mm Harness |
| 2004 | BMW | 760i | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2006 | BMW | 760Li | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2006 | BMW | 760i | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2003 | BMW | 745i | Base (4.4 V8 GAS) | Position: Front Right, Notes: From 09/02, Color-Gray, 620mm Harness |
| 2003 | BMW | 760Li | Base (6.0 V12 GAS) | Position: Front Left, Notes: Color-Gray, 620mm Harness |
| 2003 | BMW | 745Li | Base (4.4 V8 GAS) | Position: Front Right, Notes: From 09/02, Color-Gray, 620mm Harness |
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