The John Deere R159989 Ring Gear is a genuine OEM component designed for critical power transmission within John Deere agricultural and construction machinery. This robust ring gear ensures reliable operation in a wide range of equipment, including numerous tractor series (4000, 5000, 6000, 7000), cotton pickers, forage harvesters, loaders, motor graders, skidders, and sprayers. Manufactured to John Deere's rigorous standards, it provides precise fitment and long-lasting performance, crucial for maintaining the efficiency and durability of your machinery's drivetrain system. Weighing approximately 0.12 kg, with dimensions of 95.25 mm length, 95.25 mm width, and 50.8 mm height.