The Iveco 504035755 is a genuine air bellows (also known as an air spring) designed for the rear axle of Iveco Stralis and Trakker heavy-duty trucks. This critical suspension component provides superior load support, absorbs road shocks, and maintains consistent ride height, enhancing vehicle stability and driver comfort. With a height of 300 mm, a diameter of 250 mm, and a weight of 5.2 kg, this air spring is engineered to meet OEM specifications for reliable and durable performance in demanding operating conditions.