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:

• Product Type: V Idler Pulley

• Design: V-Groove for standard V-belt systems

• Material: Heavy-duty steel construction

• Bearing Type: Sealed ball bearing – maintenance-free operation

• Finish: Corrosion- and weather-resistant coating

• Replaces OEM Part Numbers:

  • AL-KO: 464453, 464456, 521391

  • Greenstar: 8277

  • Viking: 6170-760-6615-A

  • Dolmar: 663521391

• Compatible Equipment Models:

  • Fits AL-KO lawn tractors: 12-74, 13-92, 16-92

  • Also compatible with Viking and Dolmar lawn tractor models

• Function:

  • Maintains proper belt tension and tracking

  • Reduces slippage, vibration, and belt wear

  • Provides smooth and efficient drive performance

• Applications:

  • Lawn tractors and garden tractors

  • Mowers and small engine belt-drive systems

• Durability:

  • Designed for heavy-duty use

  • Resists heat, moisture, and corrosion

• Installation: Direct OEM-fit replacement; no modifications required

Why Choose This V Idler Pulley:

• Direct replacement for multiple OEM part numbers

• Ensures smooth, quiet, and efficient operation

• Built from high-strength steel for long-lasting reliability

• Sealed bearing for low-maintenance, high-performance use

• 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.

Replaces

• ALKO: 464453, 464456, 521391