、This reliable speed sensor is specially made for K series heavy-duty engines. It accurately monitors real-time engine rotating speed and sends precise signals to the electronic control system. It ensures accurate speed monitoring and stable engine running performance during long-time operation. Built with sturdy materials and fine sealing structure, it can resist heat, vibration and dust effectively. Fully meeting OEM quality standards, it features perfect fit, quick response and outstanding durability for engine maintenance and part replacement.