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Dorman H620859 Brake Hydraulic Hose - Front Left or Front Right
Reliable Brake Hydraulic Hose for BMW 325i and 330i
The Dorman H620859 brake hydraulic hose is designed to provide dependable brake fluid transfer for BMW 325i and 330i models. Engineered with durable materials, this flexible hose ensures consistent braking performance and safety.
- Compatible with BMW 325i and 330i models
- Overall length of 19 inches for precise fitment
- Flexible EPDM rubber hose material for durability and resistance
- Black outer sleeve made of rubber for protection
- Treated steel fittings: male end with 10 mm thread diameter and female end M10 x 1.0
- No mounting hardware, brackets, or gaskets included
Durable Construction and Design Features
This Dorman brake hydraulic hose (part number H620859) features a flexible EPDM rubber hose 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 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—to ensure secure and leak-free connections. The hose measures 19 inches in overall length, matching the specifications required for BMW 325i and 330i brake systems.
Applications and Problem Resolution
This brake hydraulic hose is specifically designed for use in the brake systems of BMW 325i and 330i vehicles. It addresses common issues such as:
- Brake fluid leaks caused by cracked or worn hoses
- Reduced brake responsiveness due to hose swelling or damage
- Corrosion or failure of original fittings
- Hose deterioration from exposure to heat and chemicals
Installation Notes and Tips
Installation of the Dorman H620859 brake hydraulic hose requires proper tools and knowledge of brake system components. Note that this product does not include mounting hardware, brackets, or gaskets, so reusing existing parts or sourcing replacements may be necessary. Ensure all fittings are tightened to manufacturer torque specifications to prevent leaks. Bleed the brake system thoroughly after installation to remove air and maintain optimal brake performance.
Quality Assurance and Warranty
Dorman manufactures this brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The EPDM rubber hose and treated steel fittings are selected for durability and corrosion resistance. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in materials and workmanship, offering confidence in the product’s reliability for BMW 325i and 330i brake system repairs.
| Brand | Dorman |
|---|---|
| Part Number | H620859 |
| 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 |
| Jacket Included | No |
| Mounting Hardware Included | No |
| Outer Sleeve Material | Rubber |
| Overall Length | 19 |
| Package Contents | 1 Brake Hose |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | BMW | 325i | Front Left | |
| 2006 | BMW | 325i | Front Right | |
| 2006 | BMW | 330i | Front Left | |
| 2006 | BMW | 330i | Front Right |
* 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.