Replacement PTO Shaft Oil Seal for part D9NN703BB Product overview This PTO shaft oil seal is a direct replacement for part D9NN703BB. It restores sealing at the PTO shaft to stop oil leaks, maintain gearbox lubrication, and ensure reliable operation of the PTO system on compatible tractors. Key benefits Stops oil leaks and reduces contamination of the rear tractor area, tools, and implements. Restores correct shaft sealing to protect gearbox and transmission components. Direct fit replacement for part D9NN703BB to match original mounting and function. Simple service item that extends equipment life and reduces the need for further repairs. Features and important attributes Function: PTO shaft oil seal designed to prevent lubricant loss around the PTO output shaft and keep contaminants out of the gearbox. Compatibility: Fits tractor models 2000, 2600, 2610, 3000, 3600, 4000, and 460. Compatible as the replacement for part D9NN703BB. Fit and performance: Engineered to provide a proper seating and reliable sealing performance for normal operating conditions. Installation: Intended for straightforward replacement during routine maintenance or when the original seal is worn or leaking. Practical applications and use scenarios Routine maintenance: the PTO shaft oil seal during scheduled gearbox service to prevent future leaks and maintain proper lubrication. Leak : Install this seal to stop visible oil loss from the rear PTO area after noticing oil on the ground or on PTOdriven implements. Implement preparation: Fit this seal before attaching PTOdriven equipment to ensure the tractor output shaft remains sealed and of contaminants. Quick installation guidance Inspect the shaft and housing for wear or scoring before fitting the seal. Clean the sealing surface and bore thoroughly for a reliable seating. Use appropriate tools to install the seal squarely and to the correct depth to avoid damage. What to expect A direct replacement component that performs the basic sealing function of the original part D9NN703BB on the listed tractor models, helping to control oil loss and maintain PTO and gearbox reliability.