Raybestos MC390837 Brake Master Cylinder

Reliable Brake Master Cylinder for Nissan Frontier and Xterra

The Raybestos Element3; New Brake Master Cylinder MC390837 is engineered to restore precise brake hydraulics for Nissan Frontier and Xterra models. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

• Constructed from lightweight, corrosion-resistant aluminum
• Two mounting holes with 0.354-inch diameter for secure installation
• 1.000-inch bore size optimized for brake fluid pressure control
• Primary and secondary port threads sized M10x1 for compatibility with OEM brake lines
• Compatible with Nissan Frontier and Xterra vehicles

Detailed Specifications and Product Line Information

This brake master cylinder features a 1.000-inch bore size, which is critical for maintaining proper hydraulic pressure in the brake system. The two mounting holes, each with a diameter of 0.354 inches, provide a stable and precise fit to the vehicle’s firewall or mounting bracket. Both the primary and secondary ports use M10x1 thread sizes, ensuring seamless connection with factory brake lines. Manufactured from aluminum, the MC390837 offers resistance to corrosion and heat, contributing to long-term durability.

The Element3; New product line by Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM standards. This line emphasizes material quality and precise engineering to support consistent brake system performance, making it suitable for replacement parts in Nissan Frontier and Xterra models.

Applications and Common Issues Addressed

• Restores brake fluid pressure for improved pedal feel and braking response
• Replaces worn or leaking master cylinders causing brake fluid loss
• Eliminates spongy or soft brake pedal issues due to internal seal failure
• Addresses brake system failure symptoms related to master cylinder wear
• Supports brake system maintenance and safety compliance

Installation Notes and Tips

• Ensure compatibility with Nissan Frontier and Xterra before installation
• Bleed the brake system thoroughly after installation to remove air
• Use proper torque specifications on mounting bolts with 0.354-inch hole diameter
• Inspect brake lines for damage and replace if necessary during installation
• Follow manufacturer guidelines for brake fluid type and handling

Quality Assurance and Warranty

The Raybestos Element3; New Brake Master Cylinder MC390837 is manufactured to meet strict quality control standards. Constructed from aluminum for durability and corrosion resistance, this part is designed to provide reliable brake system performance. Warranty coverage details should be confirmed with the product documentation or supplier.