Dorman H621081 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Mazda MX-5 Miata

The Dorman H621081 brake hydraulic hose is designed specifically for Mazda MX-5 and MX-5 Miata models, providing a durable and flexible solution for your vehicle's braking system. Engineered with quality materials, this hose ensures consistent brake fluid flow and reliable performance.

• Compatible with Mazda MX-5 and MX-5 Miata models
• Flexible hose constructed from EPDM rubber for durability
• Black outer sleeve made of rubber for protection and flexibility
• Ends feature treated steel fittings: banjo type on one end and female on the other
• Includes gaskets for secure sealing; mounting hardware and brackets not included
• Overall length of 12.56 inches with 11.56 inches on axis 1 length
• End 1 thread diameter: 10 mm; End 2 fitting inside diameter: M10 x 1.0

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H621081) is built with an EPDM rubber hose material that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve adds an extra layer of protection against abrasion and environmental factors. Both ends of the hose feature treated steel fittings—one banjo type and one female fitting—ensuring a secure and leak-free connection. The included gaskets help maintain a tight seal during installation. This hose is designed to meet the exact specifications required for Mazda MX-5 and MX-5 Miata brake systems, providing a reliable replacement part.

Common Brake System Issues Addressed

• Cracked or leaking brake hydraulic hoses
• Reduced brake fluid pressure due to hose wear
• Brake fluid contamination from damaged hose outer sleeve
• Brake pedal softness caused by hose failure
• Corrosion or damage to hose fittings

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Replace the brake hydraulic hose with part number H621081 compatible with Mazda MX-5 or MX-5 Miata
• Use the included gaskets to prevent leaks at the fitting connections
• Do not reuse mounting hardware or brackets; these are not included and must be sourced separately if needed
• After installation, bleed the brake system thoroughly to remove air and ensure proper brake function

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of treated steel fittings and EPDM rubber materials ensures durability and resistance to common brake system stresses. This part is backed by Dorman's quality assurance processes, providing confidence in its performance and longevity. Please refer to Dorman's warranty policy for specific coverage details.