RETRUE 2500lbs Air Spring Replacement for Firestone 6397 with Air Fitting & Bolts (1 Pack)

Upgrade your towing setup with the RETRUE air bag suspension replacement for Firestone 6397, engineered to restore stable ride height and dependable suspension support under heavy loads. This heavy-duty air spring replacement delivers up to 2,500 lbs load leveling capacity, making it ideal for towing campers, RVs, utility trailers, boats, horse trailers, and hauling heavy cargo. The durable double bellows air bag design helps reduce rear-end squat, trailer sway, suspension bounce, and bottoming out while improving ride comfort and towing control. With an adjustable 5-100 PSI air pressure range, this air helper spring replacement allows you to customize suspension firmness based on changing loads and road conditions. Manufactured with reinforced rubber bellows and heavy-duty metal end caps, this truck air suspension replacement is designed for long-lasting reliability and consistent load support. The air spring helps improve steering response, braking stability, tire contact, and headlight alignment when towing heavy trailers. This replacement air bag for Firestone 6397 includes an air fitting, nyloc nut, flange bolt, and flat head bolt for convenient installation. Whether you need a dependable load leveling air spring, a rear suspension air bag replacement, or a durable towing suspension upgrade, RETRUE delivers reliable towing performance for demanding hauling applications. Perfect for drivers looking for improved towing stability, reduced suspension sag, and smoother heavy-load handling.