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V Idler Pulley – Replaces AL-KO 464453, 464456, 521391 & Greenstar 8277
The V Idler Pulley is a high-quality replacement pulley designed for durability and smooth performance in lawn tractors and outdoor power equipment. This precision-engineered V-groove pulley ensures proper belt tension, alignment, and drive efficiency, helping extend the life of your belts and engine components.
This replacement part fits a variety of AL-KO, Greenstar, Viking, and Dolmar equipment models and meets or exceeds OEM specifications for performance and longevity. Built from heavy-duty steel with a corrosion-resistant finish and sealed bearing design, it provides reliable operation even in demanding outdoor conditions.
Features & Specifications:
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Product Type: V Idler Pulley
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Design: V-Groove for standard V-belt systems
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Material: Heavy-duty steel construction
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Bearing Type: Sealed ball bearing – maintenance-free operation
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Finish: Corrosion- and weather-resistant coating
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Replaces OEM Part Numbers:
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AL-KO: 464453, 464456, 521391
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Greenstar: 8277
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Viking: 6170-760-6615-A
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Dolmar: 663521391
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Compatible Equipment Models:
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Fits AL-KO lawn tractors: 12-74, 13-92, 16-92
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Also compatible with Viking and Dolmar lawn tractor models
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Function:
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Maintains proper belt tension and tracking
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Reduces slippage, vibration, and belt wear
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Provides smooth and efficient drive performance
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Applications:
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Lawn tractors and garden tractors
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Mowers and small engine belt-drive systems
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Durability:
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Designed for heavy-duty use
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Resists heat, moisture, and corrosion
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Installation: Direct OEM-fit replacement; no modifications required
Why Choose This V Idler Pulley:
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Direct replacement for multiple OEM part numbers
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Ensures smooth, quiet, and efficient operation
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Built from high-strength steel for long-lasting reliability
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Sealed bearing for low-maintenance, high-performance use
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Compatible with multiple popular lawn tractor brands
This V Idler Pulley is the perfect OEM-quality replacement for your AL-KO, Greenstar, Viking, or Dolmar lawn tractor — ensuring dependable drive performance and long service life.