This high-quality brake master cylinder is designed specifically for the 1984 through 1987 Audi 4000 models, providing reliable hydraulic pressure for consistent braking performance in both industrial and automotive applications. Manufactured to meet or exceed OEM standards, it ensures optimal safety and durability in demanding environments. The component’s precise fit and robust construction make it suitable for fleet maintenance, heavy-duty service, or custom brake system setups, where dependable operation is critical.