This power steering cylinder is compatible with New Holland tractors 5640, 6640, 7740, TL70, TM115, TM120, TM125, TM130, TM135, and TM140. It is an aftermarket part with the part number 5189897 and is specifically designed for use in the steering and power steering category of heavy equipment parts and accessories. The cylinder is made of high-quality materials and is built to last, ensuring smooth and reliable steering performance for your New Holland tractor. This power steering cylinder is a must-have for any tractor owner looking to maintain their machine's performance and functionality.