--- Title: Spark Plug NGK PLKR7A Description: Part number: PLKR7A Simplified part number: PLKR7A OEM numbers (Original Equipment Manufacturer): MERCEDES-BENZ 004 159 18 03 (0041591803) MERCEDES-BENZ 004 159 34 03 (0041593403) MERCEDES-BENZ 004 159 49 03 (0041594903) MERCEDES-BENZ A 004 159 18 03 (A0041591803) MERCEDES-BENZ A 004 159 49 03 (A0041594903) MERCEDES-BENZ A 004 159 49 03 90 (A004159490390) STEYR 004 159 18 03 (0041591803) STEYR 004 159 49 03 (0041594903) STEYR A 004 159 18 03 (A0041591803) STEYR A 004 159 49 03 (A0041594903) HYUNDAI 18827-09080 (1882709080) KIA 18827-09080 (1882709080) SMART 004 159 18 03 (0041591803) SMART 004 159 49 03 (0041594903) SMART A 004 159 18 03 (A0041591803) SMART A 004 159 49 03 (A0041594903) MAYBACH 004 159 18 03 (0041591803) MAYBACH 004 159 49 03 (0041594903) MAYBACH A 004 159 18 03 (A0041591803) MAYBACH A 004 159 49 03 (A0041594903) Language: en-US Last updated: 2026-01-07 Canonical URL to this Markdown version of this page: [https://euparts.eu/en/spark-plug-ngk-plkr7a.md](https://euparts.eu/en/spark-plug-ngk-plkr7a.md) Canonical URL to HTML version of this page (for humans): [https://euparts.eu/en/spark-plug-ngk-plkr7a](https://euparts.eu/en/spark-plug-ngk-plkr7a) --- # Spark Plug NGK PLKR7A Breadcrumb: [Spark Plug NGK PLKR7A](https://euparts.eu/en/spark-plug-ngk-plkr7a.md) ## Product Info - **Brand**: NGK - **MPN (Manufacturer Part Numbers)**: PLKR7A - **EAN**: 087295042885 - **Price**: 7.2 EUR ## Parameters: - Spanner Size: 16 mm - Thread Size: M12 x 1,25 - Thread Length: 26.5 mm - Spark Plug: Platinum Middle Electrode - Spark Plug: 1 - Earthed Electrode - Spark Plug: Interference Suppression 1 kOhm - Spark Plug: with gasket seat - Spark Position: 3.5 mm - Spark Plug: Fixed SAE connector ## Images: 1. [Image 1: Spark Plug NGK PLKR7A](https://digital-assets.tecalliance.services/images/1600/6dec896fa32a83ecc8a805452899f8eff3924e9d.jpg) 2. [Image 2: Spark Plug NGK PLKR7A](https://digital-assets.tecalliance.services/images/1600/a72358a01a7c83a4d5dcf68153ec42b96dd7fde9.gif)