F247971 | 62-143 / 4QK4004AASSY,SPRING,RR. | Replace 750850

Ensure exceptional performance and unmatched durability for your Mack truck with the Fortpro 62143 Truck Leaf Spring, designed specifically for the Camel Back rear suspension. This leaf spring effectively replaces parts 4QK4004A and 750850, ensuring a perfect fit and superior functionality. Manufactured with high quality steel, the Fortpro 62143 offers excellent absorption of impacts and vibrations, improving the stability and comfort of each ride. Its ability to withstand heavy loads allows for even weight distribution, protecting the chassis and prolonging the life of your suspension system. Improve the reliability and performance of your truck with this essential component.