The Case IH 84390107 Diaphragm Kit is a genuine OEM replacement part designed for various Case IH agricultural machinery. This essential kit ensures optimal performance and reliability for combines, cotton pickers, forage harvesters, and windrowers, including models like the 1420, 2388, 8810, and 8855. Weighing approximately 0.02 kg, this diaphragm kit is manufactured to precise specifications for a perfect fit and long-lasting durability, maintaining the integrity of your equipment's systems.