Ariens Company 21546440 Lawn Tractor Idler Pulley 4.50 Raw
Elk Grove Village, IL 60007
Chicago Illiols 60007
The Ariens Company 21546440 Lawn Tractor Idler Pulley is a drive system component designed to guide and maintain proper tension on the mower belt in compatible lawn tractors. It works by rotating against the belt as the engine runs, helping keep the belt aligned and engaged with the drive pulleys. This controlled tension supports smooth power transfer to the deck or traction system.