Description
Hustler OEM 781385 Hydraulic Drive Idler Pulley
The Hustler OEM 781385 Engin/Mower Deck & Hydraulic Drive Flat Idler Pulley is manufactured with strong sealed steel alloy and high-quality ball bearings to ensure dependable operation in harsh, wet, hot, and dirty conditions. Built to original specifications, this Flat Idler is designed to maintain correct Mower Deck and Hydraulic Drive Belt tracking and Tension. Rough or Damaged Idler Pulley Bearings May cause slippage, premature belt wear, and vibration. Flat Idler Pulleys Primarily Only Retain the Back Side of the Belt or the Flat Side of the Belt.
⚠️ Before You Order – Verify Fitment
Hustler Idler Pulleys will vary by Mower Model, Hydraulic Pump Drive Layout, Belt Routing, and Idler Arm Type. Do Not Order by Appearance Alone. Refer to the Model Fit Chart for an Accurate Break down of Specific Model Number Usage.
Not sure? Contact us with your Hustler Model and Serial Number and We’ll Help Verify Fitment.









