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Centric 141.58504 Disc Brake Caliper - Rear Left
Overview of Centric Premium Semi-Loaded Disc Brake Caliper 141.58504
The Centric Premium Semi-Loaded Disc Brake Caliper 141.58504 is designed specifically for Jeep TJ and Wrangler models. This floating caliper features a durable cast iron construction and a phenolic piston, engineered to provide reliable braking performance for your vehicle.
- Compatible with Jeep TJ and Wrangler models
- Cast iron caliper casting material for strength and durability
- Single 1.89-inch (48mm) phenolic piston for consistent braking force
- Includes bleeder screw and abutment clips for easier maintenance
- Floating caliper type with banjo and open inlet fitting
- Gray caliper color with 3/8"-24 inlet and bleeder screw thread size
- Does not include pads, mounting hardware, or mounting bracket
Detailed Product Description
This Centric Premium Semi-Loaded Disc Brake Caliper 141.58504 is engineered with a cast iron body and a phenolic piston to resist heat and corrosion, ensuring long-lasting performance. The floating caliper design allows for smooth pad movement and even wear. It features a 3/8"-24 inlet thread diameter with banjo and open fitting types, compatible with standard brake lines. The caliper includes a bleeder screw with matching thread size for efficient brake fluid bleeding and maintenance. Abutment clips are included to secure brake pads properly, although pads and mounting hardware are not part of this assembly.
About Centric Premium Semi-Loaded Disc Brake Calipers
The Centric Premium Semi-Loaded Disc Brake Calipers line offers a balance between fully loaded and basic caliper assemblies. These semi-loaded calipers come with essential components such as bleeder screws and abutment clips, but exclude pads and mounting hardware, allowing for customization based on specific vehicle needs. This product line is designed to meet or exceed OEM specifications, providing a reliable replacement option for Jeep TJ and Wrangler brake systems.
Common Applications and Problem Solving
- Replacement for worn or damaged floating disc brake calipers on Jeep TJ and Wrangler
- Addresses brake fluid leakage issues by including a properly threaded bleeder screw
- Improves braking consistency with a phenolic piston that resists heat expansion
- Restores proper pad alignment using included abutment clips
- Suitable for vehicles requiring a 3/8"-24 inlet thread diameter and banjo fitting
Installation Notes and Tips
- Ensure compatibility with Jeep TJ and Wrangler models before installation
- Use proper brake fluid and bleed the system thoroughly after installation
- Verify that mounting hardware and brake pads are sourced separately as they are not included
- Inspect caliper casting number 617 for correct part identification
- Check inlet and bleeder screw thread sizes (3/8"-24) for proper fitting
Quality Assurance and Warranty
Centric Premium Semi-Loaded Disc Brake Caliper 141.58504 is manufactured to meet industry standards for durability and performance. The cast iron construction and phenolic piston material contribute to reliable braking under various conditions. This part is backed by Centric's quality control processes, ensuring it meets OEM specifications. Warranty details should be confirmed with the point of purchase or manufacturer documentation.
| Brand | Centric |
| Part Number | 141.58504 |
| Position | Centric Premium Semi-Loaded Disc Brake Calipers, Rear Left |
| Abutment Clips Included | Yes |
| Axle Leading/Trailing [cntrc] | Leading |
| Bleeder Install Thread Count [cntrc] in | 3.5 |
| Bleeder Screw Included | Yes |
| Bleeder Screw Included [cntrc] | Yes |
| Bleeder Screw Thread Diameter | 0.375 |
| Bleeder Screw Thread Diameter | 3/8"-24 |
| Bleeder Screw Thread Size | 3/8"-24 |
| Body Air Gap [cntrc] | 52.5mm |
| Bore Size(s) millimeters | 48 |
| Bracket # [cntrc] | na |
| Bracket Included | No |
| Bracket Mounting Bolts Include | No |
| Bracket Required (Y/N) | No |
| Bracket Required [cntrc] | No |
| Caliper & Pad Hardware Include | Yes |
| Caliper Boot & Seal Kit# [cntrc] | 143.61019 |
| Caliper Casting Material | Cast Iron |
| Caliper Color | Gray |
| Caliper Manufacturer [cntrc] | BOSCH |
| Caliper Type | Floating |
| Car Position [cntrc] | Left Rear |
| Casting Material | Cast Iron |
| Casting Number | 617; |
| Color | Gray |
| Finish | Rust Preventative |
| Finish [cntrc] | Rust Preventative |
| Friction Materials Standards Institute Pad Number | 10x.09640 |
| Hardware Kit# [cntrc] | 117.65012 |
| Inlet Fitting Type | Banjo |
| Inlet Fitting Type | Open |
| Inlet Thread Diameter | 0.375 |
| Inlet Thread Diameter | 3/8"-24 |
| Inlet Thread Size | 3/8"-24 |
| Mount Spread - Ctr2Ctr [cntrc] | 91.5mm |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| New or Ramanufactured [cntrc] | Remanufactured |
| New or Remanufactured | Remanufactured |
| Notes [cntrc] | Similar to 65516, bigger air gap |
| Pad Wear Sensor Included | No |
| Pads Included | No |
| Pads Included | No |
| Piston Diameter | 1.89 |
| Piston Diameter | 48.000 |
| Piston Material | Phenolic |
| Piston Quantity | 1 |
| Published Bore Size [cntrc] | 48 |
| Root Core# [cntrc] | 58504 |
| Rust Preventative Coating | Yes |
| Rust Preventative Coating [cntrc] | Yes |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Jeep | TJ | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2006 | Jeep | Wrangler | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2005 | Jeep | TJ | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2005 | Jeep | Wrangler | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2004 | Jeep | TJ | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2004 | Jeep | Wrangler | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2003 | Jeep | TJ | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2003 | Jeep | Wrangler | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
* 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.