OE Quality
60-Day Returns

Walker 250-241035 Oxygen Sensor - Downstream, Downstream Left or Downstream Right
Overview of Walker Products OE Oxygen Sensor 250-241035
The Walker Products OE Oxygen Sensor 250-241035 is designed for specific Mercedes-Benz and Ram models, providing precise emission control through accurate oxygen level monitoring. This heated oxygen sensor features a threaded mounting type and a radiused polygon female connector for secure installation.
- Heated oxygen sensor for improved response time
- Specific fit for select Mercedes-Benz and Ram vehicles
- Threaded mounting with 18.0 mm thread diameter
- 25.12-inch wiring harness length with 4 wires of 20 gauge
- Radiused polygon female connector for reliable connection
- Overall length of 28.66 inches for proper fitment
Detailed Product Description and Attributes
This Walker Products OE oxygen sensor (part number 250-241035) is engineered to meet the exact specifications required by various Mercedes-Benz models such as the AMG GT 63, C43 AMG, E63 AMG S, G63 AMG, Maybach S560, and others, as well as Ram 3500 trucks. The sensor is heated, which helps it reach operating temperature faster, improving fuel efficiency and reducing emissions. It features a 4-wire design with 20 gauge wires, ensuring accurate signal transmission. The wiring harness length of 25.12 inches and an overall length of 28.66 inches provide the necessary reach and fit for the designated vehicles. The connector is a radiused polygon shape with a female gender, designed for a secure and precise connection. The sensor mounts via a threaded fitting with an 18.0 mm diameter, compatible with the OEM mounting points.
Walker Products OE Brand Line Information
The Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed factory specifications. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with the original sensor installed on Mercedes-Benz and Ram vehicles. The OE line emphasizes precise fitment and reliable operation, making it suitable for emission control systems requiring exact sensor performance.
Common Applications and Issues Addressed
- Restores accurate oxygen sensing for proper air-fuel mixture control
- Helps resolve engine performance issues related to faulty sensors
- Reduces emissions by ensuring correct sensor feedback to the ECU
- Prevents check engine light triggers related to oxygen sensor faults
- Improves fuel economy by maintaining optimal combustion conditions
Installation Notes and Tips
Installation of the Walker Products OE oxygen sensor 250-241035 requires removal of the old sensor from the threaded mounting point. Ensure the connector matches the radiused polygon female type for proper connection. Handle the sensor carefully to avoid damage to the wiring harness or sensor tip. It is recommended to use anti-seize compound on the threads to facilitate future removal. Verify compatibility with your specific Mercedes-Benz or Ram model before installation.
Quality Assurance and Warranty
Walker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emission regulations and supports the longevity of your vehicle’s emission control system.
| Brand | Walker |
| Part Number | 250-241035 |
| Position | Walker Products OE, Downstream Right |
| Connector Gender | Female |
| Connector Shape | Radiused Polygon |
| Mounting Type | Threaded |
| Overall Length | 28.66 |
| Sensor Type | Heated |
| Thread Diameter | 18.0 |
| Universal Or Specific Fit | Specific |
| Wire Gauge Measurement | 20 |
| Wire Quantity | 4 |
| Wiring Harness Length | 25.12 |
This part fits 105 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2024 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2024 | Mercedes-Benz | G550 | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2024 | Mercedes-Benz | G63 AMG | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2023 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2023 | Mercedes-Benz | AMG GT 63 S | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2023 | Mercedes-Benz | G550 | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2023 | Mercedes-Benz | G63 AMG | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2023 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | Downstream Right | OE Base Sensor | ||
| 2022 | Mercedes-Benz | C43 AMG | 3.0L | V6 | Downstream Right | OE Base Sensor | ||
| 2022 | Mercedes-Benz | G550 | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2022 | Mercedes-Benz | G63 AMG | 4.0L | V8 | Downstream Left | OE Base Sensor | ||
| 2022 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2021 | Mercedes-Benz | AMG GT 63 S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2021 | Mercedes-Benz | C43 AMG | 3.0L | V6 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | E63 AMG S | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2021 | Mercedes-Benz | G63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2021 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | Downstream | OE Base Sensor | ||
| 2021 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | S560 | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2021 | Mercedes-Benz | S63 AMG | 4.0L | V8 | Downstream Right | OE Base Sensor | ||
| 2020 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | AMG GT 63 S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | E450 | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | E450 | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | E63 AMG S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | G63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2020 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2020 | Mercedes-Benz | S63 AMG | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | AMG GT 63 S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | E450 | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | E450 | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | E63 AMG S | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | G63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2019 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2019 | Mercedes-Benz | S63 AMG | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | E400 | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | E400 | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | E43 AMG | 3.0L | V6 | Downstream Right | OE Base Sensor | ||
| 2018 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | GLE550e | 3.0L | V6 | ELECTRIC/GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | GLE550e | 3.0L | V6 | ELECTRIC/GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2018 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Mercedes-Benz | S63 AMG | 4.0L | V8 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2018 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2018 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2018 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2018 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2018 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2018 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2018 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2018 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2018 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2017 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2017 | Mercedes-Benz | C43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2017 | Mercedes-Benz | E43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2017 | Mercedes-Benz | E43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2017 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Right | Install downstream oxygen sensor on the right side.; Walker Products OE | |
| 2017 | Mercedes-Benz | GLC43 AMG | 3.0L | V6 | GAS | Downstream Left | Downstream left oxygen sensor required.; Walker Products OE | |
| 2017 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2017 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2017 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Cabina de chasis; Transmisión Aisin; Downstream; Right; Walker Products OE |
| 2017 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2017 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2017 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis with Aisin Trans, Downstream, Right, B2S2; Walker Products OE |
| 2017 | Ram | 3500 | Tradesman | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2017 | Ram | 3500 | SLT | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2017 | Ram | 3500 | Laramie | 6.4L | V8 | GAS | Downstream Right | Cab & Chassis; Aisin Trans; B2S2; Downstream; Right; Walker Products OE |
| 2015 | Mercedes-Benz | C250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2015 | Mercedes-Benz | SLK250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2014 | Mercedes-Benz | C200 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2014 | Mercedes-Benz | C250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2014 | Mercedes-Benz | SLK250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2013 | Mercedes-Benz | C250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2013 | Mercedes-Benz | SLK250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2012 | Mercedes-Benz | C200 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2012 | Mercedes-Benz | C250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE | |
| 2012 | Mercedes-Benz | SLK250 | 1.8L | L4 | GAS | Downstream | Fits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products OE |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.