Dorman M390213 Brake Master Cylinder

Overview of the Dorman Brake Master Cylinder M390213

The Dorman Brake Master Cylinder M390213 is engineered for reliable brake hydraulics performance in Dodge and Plymouth Neon vehicles. Designed with precision, this master cylinder includes a reservoir and sensor to ensure optimal brake system functionality.

• Master cylinder bore diameter: 21 mm
• Constructed from durable aluminum material
• Includes reservoir and sensor for integrated brake system monitoring
• Four outlet ports for efficient brake fluid distribution
• Rearward outlet sizes: 7/16-24 and M18 x 1.5 thread
• Secondary outlet thread diameter: 7/16-24
• Mounting hardware not included

Detailed Product Description

This Dorman brake master cylinder (part number M390213) is specifically designed for Dodge and Plymouth Neon models, providing a precise fit and dependable brake hydraulics operation. The 21 mm bore diameter allows for consistent brake fluid pressure, while the aluminum construction offers corrosion resistance and long-term durability. The included reservoir and sensor facilitate fluid level monitoring and system feedback, enhancing safety and maintenance awareness. With four outlets, including rearward and secondary outlet threads, this master cylinder supports complex brake line configurations commonly found in Neon brake systems.

Common Applications and Problem Resolution

• Restores proper brake fluid pressure and pedal feel
• Replaces leaking or damaged master cylinders causing brake fluid loss
• Addresses brake warning light issues related to sensor failure
• Solves inconsistent braking performance due to worn internal components
• Supports brake system upgrades requiring multiple outlet connections

Installation Notes and Tips

• Compatible with Dodge and Plymouth Neon models; verify vehicle year and specifications before installation
• Mounting hardware is not included; retain original hardware or source separately
• Bleed brake system thoroughly after installation to remove air and ensure proper function
• Inspect brake lines and fittings for wear or damage during replacement
• Handle the sensor connection carefully to avoid damage and ensure accurate brake fluid level monitoring

Quality Assurance and Warranty

Dorman manufactures this brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction and integrated sensor contribute to reliable brake system performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or Dorman directly for exact warranty terms related to part number M390213.