This brake master cylinder is designed specifically for the 1990, 1991, and 1992 Infiniti M30, providing reliable hydraulic pressure for both heavy-duty and passenger vehicle braking systems. Constructed to meet or exceed OEM standards, it ensures consistent brake pedal feel and immediate response, making it suitable for fleet and industrial applications where durability and safety are paramount. The component features a robust design with precision bore sizing to guarantee smooth brake fluid transfer, reducing the risk of leaks or failure over time. Its compatibility with factory brake lines ensures straightforward installation and optimal performance in demanding environments.