This power steering cylinder is a high-quality aftermarket part compatible with Ford tractors such as the 6640, 7740, 7840, 8240, 8340, TS90, TS100, and TS110 models. It is designed to provide reliable and efficient power steering performance, making it an essential component for any tractor owner. The cylinder, part number E9NN3A540BB, is made with durable materials to withstand the rigors of heavy-duty use. It is easy to install and comes with all the necessary hardware. Whether you're replacing a worn-out part or upgrading your tractor, this power steering cylinder is an excellent choice.