Clutch Master Cylinder Fit for Nissan Frontier 1998-2004 Xterra 2000-2004 Replace CM640021 30610-3S501 30610-3S507 30610-3S557 30610-9Z400

["Widely Compatible, Precisely Compatible: Clutch master cylinder fit for Nissan Frontier 1998 1999 2000 2001 2002 2003 2004, fit for Nissan Xterra 2000 2001 2002 2003 2004, replace CM640021 30610-3S501 30610-3S507 30610-3S557 30610-9Z400","Superior Aluminum Alloy, Built to Last: Main cylinder is made of high-strength aluminum alloy integrated molding, combined with wear-resistant surface treatment, resistant to corrosion, impact, high temperature, and stable and reliable long-term use","Excellent Sealing, Enhances Reliability: Master cylinder uses rubber seals and a high-precision piston to reduce leakage under high hydraulic conditions, effectively preventing fuel loss and shifting failure, ensuring long-term stability and reliability","Optimized Hydraulic Transmission, Smoother Shifting: Master cylinder has an optimized internal structure, improving hydraulic transmission efficiency, resulting in a more linear clutch, smoother and clearer shifting, and an enhanced driving experience","Transparent Design & Easy Maintenance: Master cylinder has an integrated transparent fuel tank, making it easy to check the fuel level, which makes replenishment quick and simple, making your daily maintenance more convenient"]