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Dorman H621766 Brake Hydraulic Hose - Front Left
Reliable Brake Hydraulic Hose for Kia Optima
The Dorman H621766 brake hydraulic hose is designed specifically for Kia Optima models, providing a durable and flexible connection within the brake system. Engineered with quality materials, this hose ensures consistent brake fluid flow and reliable performance under various driving conditions.
- Compatible with Kia Optima vehicles
- Flexible hose constructed from EPDM rubber for durability
- Black outer sleeve made of rubber for protection
- Includes stamped steel bracket and gaskets for secure mounting
- End fittings made of treated steel with banjo and female types
- Overall length of 20.25 inches with 19-inch axis length
Durable Construction and Design Features
The Dorman H621766 brake hydraulic hose features a flexible 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. This hose includes a stamped steel bracket for secure attachment, ensuring stability during vehicle operation. Both end fittings are crafted from treated steel, with one end featuring a banjo fitting and the other a female fitting, designed to meet OEM specifications. The hose measures 20.25 inches in overall length, with a 19-inch axis length, and includes gaskets to ensure a proper seal and prevent leaks.
Applications and Common Issues Addressed
- Replacement for worn or cracked brake hydraulic hoses on Kia Optima
- Solves brake fluid leaks caused by damaged or deteriorated hoses
- Restores proper brake fluid pressure and pedal feel
- Prevents brake system failure due to hose rupture or leaks
- Addresses corrosion or damage to original hose fittings and brackets
Installation Notes and Tips
When installing the Dorman H621766 brake hydraulic hose, ensure the vehicle is safely lifted and supported. Carefully remove the old hose, noting the routing and connection points. Use the included stamped steel bracket and gaskets to secure the new hose properly. Avoid twisting or kinking the hose during installation to maintain fluid flow integrity. After installation, bleed the brake system thoroughly to remove any air and verify proper brake operation before driving.
Quality Assurance and Warranty
Dorman manufactures the H621766 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of treated steel fittings and durable EPDM rubber materials contributes to long-lasting performance. This part is backed by Dorman's quality assurance processes, providing confidence in its reliability for Kia Optima brake system repairs.
| Brand | Dorman |
| Part Number | H621766 |
| Color | Black |
| Outer Sleeve Material | Rubber |
| Mounting Hardware Included | No |
| Bracket Included | Yes |
| Gasket Or Seal Included | Yes |
| Axis 1 Length | 19 |
| Bracket Material | Stamped steel |
| End 1 Fitting Material | Treated steel |
| End 1 Fitting Type | Banjo |
| End 2 Fitting Material | Treated steel |
| End 2 Fitting Type | Female |
| Overall Length | 20.25 |
| Jacket Included | No |
| 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; gaskets |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2016 | Kia | Optima | Front Left | Exc. Built at Georgia Plant |
| 2015 | Kia | Optima | Front Left | Exc. Built at Georgia Plant |
| 2014 | Kia | Optima | Front Left | Exc. Built at Georgia Plant |
| 2013 | Kia | Optima | Front Left | w/16 In. Wheels |
| 2012 | Kia | Optima | Front Left | w/16 In. Wheels |
| 2011 | Kia | Optima | Front Left | w/16 In. Wheels |
* 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.