The LESJOFORS 4412106 Rear Coil Spring is engineered to provide superior support and durability for heavy-duty vehicles. Manufactured from high-strength steel, this coil spring undergoes a comprehensive multi-stage process, including heat treatment and shot peening, to enhance its resilience and performance. A robust zinc phosphate coating, followed by an epoxy powder coat, offers exceptional protection against corrosion, ensuring longevity even in harsh operating conditions. Designed to meet or exceed original equipment specifications, the 4412106 spring delivers a precise fit, facilitating straightforward installation and optimal suspension performance. This precision contributes to improved ride comfort and vehicle handling, reducing wear and tear on other suspension components. By choosing the LESJOFORS 4412106 Rear Coil Spring, fleet operators invest in a high-quality component that minimizes downtime and maintenance costs, thereby enhancing overall operational efficiency. LESJOFORS, with a legacy dating back to 1675, is renowned for its commitment to quality and innovation in spring manufacturing, making it a trusted choice for heavy-duty vehicle components.