The Unimog A4252640135 is a genuine OEM bearing sleeve designed for various Unimog models, including the 425, 427, 435, and 437 series. This precision-engineered component is crucial for ensuring smooth operation and proper alignment within the vehicle's systems. It features an inner diameter of 40 mm, an outer diameter of 45 mm, and a length of 30 mm, with a total weight of 0.05 kg, making it a direct fit replacement for specified Unimog applications.