## Denso Spark Plug U31ETR (CR10EK) - Reliability and Performance Denso, a renowned manufacturer of automotive and motorcycle parts, presents the U31ETR (CR10EK) spark plug. This high-quality component is designed to ensure optimal engine performance and low fuel consumption. ### Advanced Technology for Your Motorcycle The U31ETR spark plug utilizes a nickel-lithium center electrode, guaranteeing long life and efficient combustion. This advanced material is characterized by high wear resistance, which translates into less frequent replacements and lower operating costs. In addition, the precise design of the spark plug contributes to stable engine operation under various conditions. ### Technical Parameters: * **Denso Code:** U31ETR * **NGK Code:** CR10EK * **Thread Diameter:** 10mm * **Thread Length:** 19mm * **Wrench Size:** 16mm ### Choose Denso Quality By choosing the Denso U31ETR spark plug, you are investing in the reliability and performance of your motorcycle. The Denso brand is a guarantee of the highest quality and precision, which is confirmed by millions of satisfied users worldwide.