This brake master cylinder is designed as a premium replacement for the Infiniti QX4, spanning model years 1996 through 1999. Built to meet rigorous heavy-duty standards, it ensures reliable brake performance for both automotive and industrial applications. Constructed to withstand demanding conditions, this component provides consistent hydraulic pressure transfer, improving safety and pedal feel. Its durable design offers long-lasting service life, making it suitable for fleet vehicles, commercial trucks, and off-road machinery that require dependable braking systems.