The John Deere M175155 Sheave is an authentic OEM replacement component engineered for various John Deere ZTrak zero-turn mower models. This critical part facilitates efficient belt drive operation, maintaining proper tension and smooth power transfer within the mower's system. Constructed to John Deere's stringent quality standards, it guarantees reliable and long-lasting performance. Weighing 0.36 kg with dimensions of 139.7 mm length, 139.7 mm width, and 50.8 mm height, this sheave provides a precise fit for compatible equipment, restoring optimal functionality.