The International 4300 2003 To 2018 HD Rear Support Bearing is a reliable and practical solution for supporting the bearing shaft. With a 44.5-inch compressed length and drive shaft length, this steel construction product ensures durability. It includes universal joints and is part of a four-piece shaft assembly. As a direct replacement, it guarantees a dependable fit and performance. Additionally, this drive shaft is 100% new, eliminating any core charge or return hassle. Its pre-balanced design allows for quick and simple installation, while the serviceable construction ensures future serviceability.