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Dorman H621941 Brake Hydraulic Hose - Front Right
Reliable Brake Hydraulic Hose for Buick Regal and Cadillac XTS
The Dorman H621941 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Buick and Cadillac models. Engineered with durable materials and precise fittings, this flexible brake hose ensures consistent braking performance for your Buick Regal or Cadillac XTS.
- Compatible with Buick Regal and Cadillac XTS models
- Flexible hose constructed from EPDM rubber for durability
- Black outer sleeve made of rubber with protective jacket included
- Stamped steel bracket and treated steel fittings for secure mounting
- Includes gaskets and seal for leak-free installation
- Overall length of 23.62 inches with 21.45 inches axis length
- End fittings: Banjo type (10 mm thread) and female fitting (M10 x 1.0)
Durable Construction and Precise Fitment
This Dorman brake hydraulic hose (part number H621941) features a flexible EPDM rubber hose material that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve with an included protective jacket enhances abrasion resistance and longevity. The hose is equipped with treated steel fittings—banjo type on one end and female fitting on the other—ensuring a secure and leak-resistant connection. A stamped steel bracket is included to provide stable mounting, while the package contains gaskets and seals to maintain a tight brake system seal. With an overall length of 23.62 inches, this hose is designed to match the exact specifications required for Buick Regal and Cadillac XTS brake systems.
Applications and Common Issues Addressed
- Replacement of worn or cracked brake hydraulic hoses on Buick Regal and Cadillac XTS
- Resolving brake fluid leaks caused by damaged or deteriorated hoses
- Restoring proper brake fluid pressure and pedal feel
- Preventing brake system failure due to hose swelling or bursting
- Ensuring safe and reliable braking performance under normal driving conditions
Installation Notes and Tips
When installing the Dorman H621941 brake hydraulic hose, ensure all old gaskets and seals are replaced with the included new components to prevent leaks. Verify that the stamped steel bracket is securely mounted to avoid hose movement or chafing. Use proper torque specifications on the banjo and female fittings to maintain a tight seal. Bleed the brake system thoroughly after installation to remove any air and restore optimal brake function.
Quality Assurance and Warranty
Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H621941 part undergoes rigorous quality control to ensure durability and reliability in braking applications. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship.
| Brand | Dorman |
| Part Number | H621941 |
| Color | Black |
| Outer Sleeve Material | Rubber |
| Mounting Hardware Included | No |
| Bracket Included | Yes |
| Gasket Or Seal Included | Yes |
| Axis 1 Length | 21.45 |
| 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 | 23.62 |
| Jacket Included | Yes |
| 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 9 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2017 | Buick | Regal | Front Right | w/18 In. Wheels; w/RPO Code GNB (Performance Front Struts) | |
| 2017 | Cadillac | XTS | Sedan | Front Right | Exc. Armored Body |
| 2016 | Buick | Regal | Front Right | w/18 In. Wheels; w/RPO Code GNB (Performance Front Struts) | |
| 2016 | Cadillac | XTS | Sedan | Front Right | Not suitable for Armored Car. |
| 2015 | Buick | Regal | Front Right | w/18 In. Wheels; w/RPO Code GNB (Performance Front Struts) | |
| 2015 | Cadillac | XTS | Front Right | Exc. Armored Car; wo/Limousine Conversion Package; wo/Hearse Conversion Package; Exc. Stretch Livery | |
| 2014 | Buick | Regal | Front Right | w/18 In. Wheels; w/RPO Code GNB (Performance Front Struts) | |
| 2014 | Cadillac | XTS | Sedan | Front Right | |
| 2013 | Cadillac | XTS | Front Right | wo/RPO Code B05 (Armored Body); wo/RPO Code B9Q (Hearse Package); Exc. Stretch Livery (W30) |
* 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.