The New Holland 3399510R3 Seal Kit is a genuine OEM replacement part designed to restore and maintain the sealing integrity of hydraulic components in a range of New Holland agricultural and construction machinery. This essential kit ensures leak-free operation and optimal performance for models including 450, 450B, 500, 500B, 550, 550B, 555, 555B, 555C, 555D, 555E, 575D, 655, 655C, 655D, 655E, 675D, 675E tractors, and 545C, 545D loaders and backhoe loaders. Manufactured to New Holland's precise specifications, it guarantees durability and a perfect fit.