OE Quality
60-Day Returns

Dorman H38687 Brake Hydraulic Hose - Rear Center
Reliable Brake Hydraulic Hose for Nissan D21
The Dorman H38687 brake hydraulic hose is designed specifically for Nissan D21 models, providing a durable and flexible connection within your vehicle's braking system. Engineered with quality materials, this brake hose ensures consistent performance and safety under various driving conditions.
Key Features of Dorman H38687 Brake Hose
- Compatible with Nissan D21 brake systems
- Flexible hose constructed from EPDM rubber for durability
- Black outer sleeve made of rubber for protection against wear
- Ends feature treated steel fittings: male (10 mm thread diameter) and female (M10 x 1.0 inside diameter)
- Overall length of 19.88 inches for precise fitment
- Does not include mounting hardware, brackets, or seals
Detailed Product Description
The Dorman H38687 brake hydraulic hose is a flexible hose designed to replace the original brake line on Nissan D21 trucks. Its EPDM rubber hose material offers resistance to heat, ozone, and brake fluid, ensuring long-lasting service life. The black rubber outer sleeve protects the hose from abrasion and environmental damage. Both ends of the hose are equipped with treated steel fittings—one male with a 10 mm thread diameter and one female with an M10 x 1.0 inside diameter—providing secure and leak-free connections within the brake system. With an overall length of 19.88 inches, this hose matches the OEM specifications for proper installation and function.
Common Applications and Issues Addressed
- Replacement of worn or cracked brake hydraulic hoses on Nissan D21
- Resolving brake fluid leaks caused by damaged or deteriorated hoses
- Restoring proper brake pressure and pedal feel
- Preventing brake failure due to hose swelling or rupture
- Maintaining brake system integrity for safe vehicle operation
Installation Notes and Tips
- Ensure the vehicle is securely lifted and supported before beginning brake work
- Inspect all brake components for wear or damage during hose replacement
- Use appropriate tools to avoid damaging the treated steel fittings
- Bleed the brake system thoroughly after installation to remove air
- Verify hose routing matches OEM configuration to prevent kinks or interference
Quality Assurance and Warranty
Dorman manufactures the H38687 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of EPDM rubber and treated steel fittings ensures durability and resistance to common brake system stresses. While mounting hardware and brackets are not included, this hose is designed for direct replacement on Nissan D21 models. Please refer to Dorman's warranty policy for specific coverage details.
| Brand | Dorman |
|---|---|
| Part Number | H38687 |
| Bracket Included | No |
| Color | Black |
| Describe Type | Flexible Hose |
| End 1 Fitting Material | Treated Steel |
| End 1 Fitting Type | Male |
| End 1 Thread Diameter | 10 mm |
| End 2 Fitting Inside Diameter | M10 X 1.0 |
| End 2 Fitting Material | Treated Steel |
| End 2 Fitting Type | Female |
| Gasket Or Seal Included | No |
| Hose Material | EPDM Rubber |
| Mounting Hardware Included | No |
| Outer Sleeve Material | Rubber |
| Overall Length | 19.88 |
| Package Contents | 1 Brake Hose |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 1992 | Nissan | D21 | 4WD | Rear Center | To 1/92 |
| 1991 | Nissan | D21 | 4WD | Rear Center | |
| 1990 | Nissan | D21 | 4WD | Rear Center | |
| 1989 | Nissan | D21 | 4WD | Rear Center | |
| 1988 | Nissan | D21 | 4WD | Rear Center | |
| 1987 | Nissan | D21 | 4WD | Rear Center |
* 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.