The Westar AS-7056 Air Spring is a high-quality replacement component designed specifically for the rear suspension of the 2006 GMC Envoy with a 113.0 in. wheelbase. This air spring is engineered to restore the vehicle's original ride comfort and handling performance by providing optimal support and stability to the rear axle. Constructed with durable materials, the AS-7056 air spring ensures long-lasting reliability and consistent performance under varying load conditions. Its design allows for easy installation, making it a practical choice for fleet maintenance programs aiming to minimize downtime and repair costs. By choosing the Westar AS-7056 Air Spring, fleet operators can effectively address suspension issues, leading to improved vehicle performance and reduced maintenance expenses.