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Description
00389900 – Electric Clutch Assembly (Gravely / Ariens Genuine OEM Replacement)
The 00389900 Electric Clutch Assembly is a genuine OEM replacement part used by Gravely and Ariens, designed to engage and disengage mower blades smoothly and reliably on commercial and residential outdoor power equipment. This electric PTO clutch transfers engine power to the mower deck with consistent torque, ensuring precise blade engagement, reduced belt shock, and dependable cutting performance.
Engineered to OEM specifications, this clutch assembly is built for durability under continuous load, heat, and vibration. It is commonly used on zero-turn and walk-behind mower platforms where dependable blade control and operator safety are critical.
Key Details:
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Manufacturer Part Number: 00389900
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Brand: Gravely / Ariens
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Part Type: Electric PTO Clutch Assembly
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Function: Electrically engages and disengages mower blades
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Construction: Heavy-duty steel housing with internal electromagnetic coil
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Design: OEM-balanced for smooth operation and reduced wear
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Installation: Direct-fit OEM replacement, no modifications required
Compatibility:
The 00389900 electric clutch assembly is used on a variety of Gravely and Ariens mower models, including selected:
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Zero-turn mowers
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Commercial walk-behind mowers
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Mid-mount and front-deck mower configurations
Exact fitment depends on engine type, deck size, crankshaft dimensions, and serial number range. Always verify compatibility using the official Gravely or Ariens illustrated parts diagram for your specific machine.
The Gravely / Ariens OEM 00389900 Electric Clutch Assembly delivers factory-correct blade engagement, reliable power transfer, and long service life, maintaining original equipment performance and safety standards.


