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Dorman H38456 Brake Hydraulic Hose - Rear Left Lower or Rear Right Lower
Dorman H38456 Brake Hose for Mazda RX-7
The Dorman H38456 brake hydraulic hose is a direct-fit replacement for specific 1981-1985 Mazda RX-7 rear lower positions. Built with a flexible EPDM rubber hose and treated steel end fittings, it matches the original hose’s fit, function, and performance for a proper brake repair.
Use this brake hose when servicing a Mazda RX-7 rear brake line and you need a replacement that follows the original vehicle application closely. The H38456 part number is also referenced in aftermarket catalogs for the same application.
Key Features
- Direct replacement brake hydraulic hose for specific Mazda RX-7 applications
- Fits rear left lower and rear right lower positions on 1981-1985 Mazda RX-7
- Flexible hose construction with EPDM rubber outer hose material
- Black finish with treated steel male and female end fittings
- Overall length: 12.6 in.
- Package includes 1 brake hose
- Part number: H38456
Detailed Description
Dorman H38456 is engineered as an OE-style brake hydraulic hose for 1981-1985 Mazda RX-7 rear lower brake locations. The hose uses rubber construction for flexibility and treated steel fittings for secure connection points, helping restore proper hydraulic routing during brake service. For shoppers searching for a Mazda RX-7 rear brake hose, rear left lower brake hose, or rear right lower brake hose, this part number provides a focused fitment match.
This part cross-references Raybestos Brakes BH38456 for the same application.
What It Helps Fix
- Cracked or deteriorated brake hose rubber
- Brake fluid leaks at the hose connection points
- Restricted brake fluid flow from an aging flexible line
- Soft or inconsistent brake pedal feel caused by hose wear
- Corrosion or damage at the original hose fittings
Installation Notes and Tips
Verify the vehicle position before ordering: this hose fits the rear left lower and rear right lower locations on 1981-1985 Mazda RX-7 models. Inspect the surrounding brake hard lines, clips, and mounting points during replacement, and confirm thread and fitting style match the original hose before installation. Mounting hardware, brackets, and seals are not included.
Quality Assurance
Dorman designs this brake hydraulic hose to match the original hose’s fit, function, and performance on the listed Mazda RX-7 applications. The H38456 part number is built for direct replacement use in a complete brake repair.
| Brand | Dorman |
| Part Number | H38456 |
| Color | Black |
| Outer Sleeve Material | Rubber |
| Mounting Hardware Included | No |
| Bracket Included | No |
| Gasket Or Seal Included | No |
| End 1 Fitting Material | Treated steel |
| End 1 Fitting Type | Male |
| End 2 Fitting Material | Treated steel |
| End 2 Fitting Type | Female |
| Overall Length | 12.6 |
| Describe Type | Flexible hose |
| End 1 Thread Diameter | 10 mm |
| End 2 Fitting Inside Diameter | M10 x 1.0 |
| Hose Material | Epdm rubber |
| Package Contents | 1 brake hose |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1985 | Mazda | RX-7 | Rear Left Lower | |
| 1985 | Mazda | RX-7 | Rear Right Lower | |
| 1984 | Mazda | RX-7 | Rear Left Lower | |
| 1984 | Mazda | RX-7 | Rear Right Lower | |
| 1983 | Mazda | RX-7 | Rear Left Lower | |
| 1983 | Mazda | RX-7 | Rear Right Lower | |
| 1982 | Mazda | RX-7 | Rear Left Lower | |
| 1982 | Mazda | RX-7 | Rear Right Lower | |
| 1981 | Mazda | RX-7 | Rear Left Lower | |
| 1981 | Mazda | RX-7 | Rear Right Lower |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.