The Zetor TRD3000301 outer spring is a genuine OEM component designed for specific Zetor agricultural machinery. This essential spring ensures correct tension and operation within its assembly, contributing to the overall performance and reliability of the tractor. Manufactured to Zetor's exacting standards, it provides a precise fit and long-lasting durability, making it a critical replacement part for maintaining optimal machine function. Refer to your Zetor parts catalog for exact fitment details.