Hustler 604491 Idler Pulley – OEM 20 Series Flat Idler for Deck and Drive Applications
Product Description:
Ensure smooth, efficient belt movement with the Hustler 604491 Idler Pulley. This genuine OEM flat idler pulley is designed to guide and maintain belt tension across various drive and deck systems on Hustler mowers. Built for strength and durability, the 604491 pulley reduces wear, minimizes vibration, and supports consistent belt alignment under heavy mowing conditions.
Whether you're performing a routine replacement or repairing a worn pulley, this part helps restore your mower’s power transmission and cutting performance.
Key Features:
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✅ Part Number: 604491
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✅ Pulley Type: Flat idler
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✅ Series: 20 Series
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✅ OEM-grade materials for strength and longevity
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✅ Supports belt tracking and reduces slippage
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✅ Designed for deck and drive system applications
Compatible Hustler Models:
The 604491 idler pulley is used on various Hustler zero-turn mower models. Common placements include:
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Mower deck systems
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Transmission drive assemblies
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Deck tensioner assemblies
Refer to your mower’s parts diagram or operator manual to confirm compatibility with your specific model.
Installation Tips:
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🔧 Park mower on level ground and turn off engine before servicing
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🛠 Use a pulley puller or wrench to remove the old pulley
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✔️ Ensure clean mounting surface and inspect bearing for wear
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✅ Reinstall with correct belt routing and alignment
Why Choose Genuine Hustler Parts?
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✅ Engineered to OEM specifications for precise fit
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✅ Built to withstand high-torque, high-speed conditions
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✅ Helps extend belt life and reduce wear on drivetrain components
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✅ Backed by Hustler’s commitment to quality and performance
SEO Meta Title:
Hustler 604491 Idler Pulley – OEM Flat Pulley for 20 Series Mower Drive Systems
SEO Meta Description:
Hustler 604491 flat idler pulley for 20 Series deck and drive systems. OEM pulley ensures smooth belt operation, proper tracking, and long-lasting mower performance.
Keep your mower’s belt system performing like new with the Hustler 604491 Idler Pulley. Add to cart now for reliable tension control and smoother mowing operation.
