The MTD TJ2016258 Axle Shaft is a genuine OEM replacement component, now superseded by part number 71704780. This axle shaft is designed for specific Cub Cadet RZT-S46 zero-turn mower models, ensuring proper fit and function. It measures approximately 527.05 mm in length and 25.4 mm in diameter, with a weight of 1.587 kg. This critical drivetrain part helps maintain the stability and maneuverability of your equipment.