The Lesjofors Coil Spring - 4295107 is a high-quality coil spring designed to provide an optimal balance of comfort and durability. It is made from corrosion-resistant steel for maximum strength and durability, and is designed for use in a variety of applications. The spring is pre-stressed and has a progressive spring rate for increased comfort and control. It is also heat-treated for improved fatigue resistance, and is powder-coated for a long-lasting finish. The Lesjofors Coil Spring - 4295107 is the perfect choice for those looking for a reliable and durable coil spring.