The STEMCO single lock king pin kit is designed specifically for International and Volvo heavy duty trucks. Engineered to enhance long-term durability and performance, this kit features a hardened steel construction that offers significant resistance to wear and tear. It ensures a secure and precise fit, effectively reducing steering play, which contributes to improved vehicle handling and stability. Additionally, by maintaining proper alignment, the king pin kit enhances steering response, making it a functional component for maintaining the truck's operational efficiency.