The Westar AS-7039 Rear Air Spring is a high-quality replacement component designed to restore the original ride comfort and handling stability of Ford and Lincoln vehicles. Manufactured with brand-new rubber materials, this air spring ensures durability and longevity, effectively addressing issues such as sagging or worn-out suspension parts. By stabilizing the vehicle, it enhances safe handling and cornering, thereby improving overall driving performance. The air spring is engineered to perform reliably and consistently over time, providing a cost-effective solution compared to purchasing from the original equipment manufacturer (OEM). Its durable construction and precise fitment make it an excellent choice for fleet operations seeking to maintain vehicle performance and safety standards.