OE Quality
60-Day Returns

Dorman 919-143 Brake Hydraulic Line Kit
Durable Brake Hydraulic Line Kit for Chevrolet and GMC Trucks
The Dorman 919-143 Brake Hydraulic Line Kit offers a reliable solution for maintaining brake system integrity on Chevrolet Silverado 2500 and GMC Sierra 2500 models. Designed with stainless steel lines and pre-formed tubes, this kit ensures a precise fit and long-lasting performance under high pressure.
- Constructed from corrosion-resistant stainless steel for durability
- Pre-formed tubes for exact fitment on Silverado 2500 and Sierra 2500
- Includes all necessary fittings for straightforward installation
- Rated for a maximum pressure of 4000 psi to handle demanding brake system conditions
- Complete package contains 7 tubes to cover multiple brake line replacements
Product Details and Specifications
The Dorman 919-143 Brake Hydraulic Line Kit is engineered specifically for Chevrolet Silverado 2500 and GMC Sierra 2500 trucks, providing a direct replacement for worn or damaged brake lines. The stainless steel construction resists rust and corrosion, extending the service life of the brake system. Each tube is pre-formed to match the original brake line routing, reducing installation time and ensuring proper brake fluid flow. The kit includes all necessary fittings, allowing for a comprehensive brake line repair without the need for additional parts. Rated to withstand pressures up to 4000 psi, these lines are suitable for heavy-duty braking applications common in these truck models.
Common Applications and Problem Resolution
- Replacement of corroded or leaking brake hydraulic lines
- Restoring brake system pressure and responsiveness
- Addressing brake fluid leaks caused by damaged or cracked lines
- Upgrading to corrosion-resistant lines for extended durability
- Ensuring safe and reliable braking performance on Chevrolet Silverado 2500 and GMC Sierra 2500
Installation Notes and Tips
When installing the Dorman 919-143 Brake Hydraulic Line Kit, verify compatibility with your specific Chevrolet Silverado 2500 or GMC Sierra 2500 model year. The pre-formed stainless steel tubes are designed to match factory routing, but careful alignment during installation is recommended to avoid kinks or stress points. Use proper brake line wrenches to tighten fittings securely without damaging threads. After installation, bleed the brake system thoroughly to remove air and ensure optimal brake performance.
Quality Assurance and Warranty
Dorman manufactures the 919-143 Brake Hydraulic Line Kit to meet or exceed OEM standards for fit, form, and function. The stainless steel material and included fittings are selected for durability and reliability in demanding brake system environments. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or contact Dorman directly for warranty information related to this brake hydraulic line kit.
| Brand | Dorman |
| Part Number | 919-143 |
| Line Material | Stainless steel |
| Pre-Formed | Yes |
| Fittings Included | Yes |
| Hose/Line Maximum Pressure (psi) | 4000 psi |
| Package Contents | 7 tubes |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Body Type | Bed Length | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2004 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 6' 6" Foot Bed | 4WD | N/A | Without Quadrasteer |
| 2004 | GMC | Sierra 2500 | Extended Cab Pickup | 6' 6" Foot Bed | 4WD | N/A | Without Quadrasteer |
| 2003 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 6' 6" Foot Bed | 4WD | N/A | Without Quadrasteer |
| 2003 | GMC | Sierra 2500 | Extended Cab Pickup | 6' 6" Foot Bed | 4WD | N/A | Without Quadrasteer |
* 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.