The Kuhn 57917900 Tine Arm is a genuine OEM replacement part designed for the left-hand rotor of various Kuhn agricultural machines. This essential component, also known as TANDARM LH-ROTOR 15021, is engineered to precise specifications to ensure proper fitment and reliable operation. Manufactured with high-quality materials, it provides excellent durability and resistance to wear, crucial for demanding field conditions. Using genuine Kuhn parts like the 57917900 helps maintain the efficiency and longevity of your equipment, ensuring consistent performance during haymaking or other forage operations.