This aftermarket Brake Pump Repair Kit, part number 1811086M91, is designed as a high-quality, non-original replacement for Massey Ferguson 300 Series agricultural tractors. It provides a cost-effective solution for restoring the functionality of your tractor's brake master cylinder (pump) without the need to replace the entire unit. Engineered to meet or exceed original specifications, this compatible repair kit typically includes essential components such as seals, gaskets, O-rings, and other necessary internal parts required to overhaul and reseal the brake pump. By replacing worn or damaged internal components, this kit helps to eliminate leaks, restore proper hydraulic pressure, and ensure reliable braking performance for your Massey Ferguson tractor. Ideal for routine maintenance or addressing specific brake system issues, this non-OEM alternative offers excellent value and durability. It's a perfect choice for farmers and mechanics looking for a dependable repair solution for models within the Massey Ferguson 300 series, including but not limited to MF 362, 365, 375, 390, 390T, 398, and 399. Ensure proper installation by a qualified technician to guarantee optimal brake system operation and safety.