1-603402 – Extension Spring (4DW) – Toro OEM 1-603402 Extension Spring (4DW) is a genuine OEM Toro component designed to provide proper tension and return force in 4DW system applications. This spring supports smooth, controlled operation of linked components by maintaining consistent tension during movement. Manufactured to Toro factory specifications, this extension spring ensures correct fit, reliable performance, and long service life, making it ideal for maintenance and replacement in compatible Toro equipment. Key Features Genuine Toro OEM extension spring Designed for 4DW system applications Provides consistent tension and return force Helps maintain smooth, reliable component operation Durable construction for long service life Product Details Manufacturer Part Number: 1-603402 Brand: Toro Product Type: Extension Spring Application: 4DW System Packaging: Single spring OEM Status: Genuine Toro OEM Applications Used in Toro equipment equipped with 4DW systems. (Refer to the equipment parts diagram to confirm exact placement and model compatibility.) Using genuine Toro OEM springs helps ensure proper function, durability, and compliance with manufacturer specifications.
