URO 11781742050 Oxygen Sensor

Oxygen Sensor for BMW and Land Rover Applications

This URO oxygen sensor is built for direct-fit replacement on a wide range of BMW and Land Rover vehicles. With an overall length of 394 mm, it supports accurate exhaust gas monitoring for front, rear, left, and right sensor locations where specified.

Key Features

• URO part number 11781742050
• Overall length: 394 mm
• Emission control oxygen sensor for exhaust monitoring
• Direct replacement for select BMW and Land Rover applications
• Cross-references Bosch 13477 and NTK 25569 for the same application

Detailed Description

Use this oxygen sensor when servicing emission control systems on BMW 325i, 330i, X5, Z3, 540i, M5, and related models, as well as select Land Rover Range Rover applications. The URO 11781742050 is listed across multiple front, rear, left, and right positions, making it a practical replacement for vehicles that rely on precise exhaust feedback to manage fuel delivery and emissions performance. This part number 11781742050 also cross-references Bosch 13477 and NTK 25569 for the same application.

What It Helps Address

• Check engine light related to oxygen sensor faults
• Incorrect air-fuel ratio readings
• Reduced fuel economy caused by inaccurate exhaust feedback
• Emission test failures tied to sensor performance
• Rough idle or drivability issues linked to sensor signal loss

Installation Notes and Tips

Verify the sensor position, connector style, and wire length before installation. Confirm the correct fitment by year, make, model, and location: for example, Fits 2001-2003 BMW 525i, front or rear; Fits 2000-2003 BMW X5, left or right; Fits 2003-2005 BMW Z4, front. Always compare the original sensor routing and mounting location to the replacement part before installation.

Quality Assurance

URO supplies replacement components for European vehicle applications, and this oxygen sensor is cataloged for direct-fit use on the listed BMW and Land Rover models. Confirm vehicle-specific fitment against the original part number 11781742050 before ordering.