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Centric 141.45520 Disc Brake Caliper - Rear Left
Overview of Centric Premium Semi-Loaded Disc Brake Caliper
The Centric Premium Semi-Loaded Disc Brake Caliper 141.45520 is engineered for reliable braking performance on Mazda Protege and Protege5 models. Designed as a floating caliper with a single steel piston, this component ensures consistent brake application and durability.
- Compatible with Mazda Protege and Protege5
- Part number 141.45520 for precise identification
- Cast iron caliper casting material for strength and heat resistance
- Includes mounting bracket, abutment clips, and bleeder screw
- Floating caliper design with one 31mm steel piston
- Banjo and open inlet fitting types with M10x1.0 thread size
- Gray caliper color with Mo80 casting number
Product Line Details: Centric Premium Semi-Loaded Disc Brake Calipers
The Centric Premium Semi-Loaded Disc Brake Calipers line offers semi-assembled calipers that include essential hardware such as mounting brackets, abutment clips, and bleeder screws. This reduces installation time and ensures compatibility with specific vehicle models. The semi-loaded design allows for the use of existing brake pads, providing flexibility for maintenance and replacement on Mazda Protege and Protege5 vehicles.
Technical Specifications and Features
This disc brake caliper features a cast iron body for durability and heat dissipation. The floating caliper design incorporates a single 31mm steel piston, providing reliable braking force. The inlet thread diameter is M10x1.0, compatible with banjo and open fitting types, facilitating fluid connection. The caliper includes a bleeder screw with M7x1.0 thread size for easy brake fluid bleeding. The gray finish and Mo80 casting number identify the caliper's manufacturing details. Included mounting hardware consists of the bracket and abutment clips, though mounting bolts and brake pads are not included.
Applications and Problem Solving
- Replacement for worn or damaged front disc brake calipers on Mazda Protege and Protege5
- Addresses issues with brake fluid leaks or piston malfunction
- Restores proper brake pad alignment and caliper movement
- Helps eliminate uneven brake pad wear caused by caliper sticking
- Improves braking response and safety by ensuring proper hydraulic function
Installation Notes and Tips
- Verify compatibility with Mazda Protege or Protege5 before installation
- Use the included mounting bracket and abutment clips for secure fitment
- Bleed brake system thoroughly using the included bleeder screw to remove air
- Retain existing brake pads as this semi-loaded caliper does not include pads
- Ensure inlet fitting matches M10x1.0 thread size and banjo/open type connection
Quality Assurance and Warranty
Centric Premium Semi-Loaded Disc Brake Calipers are manufactured to meet or exceed OEM standards for fit, form, and function. The cast iron construction and steel piston materials provide durability under normal operating conditions. This part number 141.45520 is backed by Centric's quality control processes, though specific warranty details should be confirmed with the product documentation or supplier.
| Brand | Centric |
| Part Number | 141.45520 |
| Position | Centric Premium Semi-Loaded Disc Brake Calipers, Rear Left |
| Abutment Clips Included | Yes |
| Air Gap [orely] | 100.5mm |
| Bare Bracket Weight [cntrc] lbs | 0.95 |
| Bleeder Screw Included | Yes |
| Bleeder Screw Included [cntrc] | Yes |
| Bleeder Screw Thread Diameter | 7.000 |
| Bleeder Screw Thread Diameter | M7x1.0 |
| Bleeder Screw Thread Size | M7-1.00 |
| Bore Size(s) millimeters | 31 |
| Bracket # [cntrc] | 147.45519 |
| Bracket Included | Yes |
| Bracket Mounting Bolts Include | No |
| Bracket Required (Y/N) | Yes |
| Bracket Required [cntrc] | Yes |
| Caliper & Pad Hardware Include | Yes |
| Caliper Boot & Seal Kit# [cntrc] | 143.45018 |
| Caliper Casting Material | Cast Iron |
| Caliper Color | Gray |
| Caliper Type | Floating |
| Casting Number | MO80; |
| Color | Gray |
| Finish | Rust Preventative |
| Finish [cntrc] | Rust Preventative |
| Friction Materials Standards Institute Pad Number | 10x.08920 |
| Hardware Kit# [cntrc] | 117.45034 |
| Inlet Fitting Type | Banjo |
| Inlet Fitting Type | Open |
| Inlet Thread Diameter | 10.000 |
| Inlet Thread Diameter | M10x1.0 |
| Inlet Thread Size | M10-1.00 |
| Mounting Bracket Included | Yes |
| Mounting Hardware Included | No |
| New or Ramanufactured [cntrc] | Remanufactured |
| New or Remanufactured | Remanufactured |
| Pad Wear Sensor Included | No |
| Pads Included | No |
| Pads Included | No |
| Piston Diameter | 1.220 |
| Piston Diameter | 31.000 |
| Piston Material | Steel |
| Piston Quantity | 1 |
| Published Bore Size [cntrc] | 31 |
| Root Core# [cntrc] | 45520 |
| Rust Preventative Coating | Yes |
| Rust Preventative Coating [cntrc] | Yes |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2003 | Mazda | Protege | ES | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers | ||
| 2003 | Mazda | Protege5 | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers | |||
| 2002 | Mazda | Protege | ES | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers | ||
| 2002 | Mazda | Protege5 | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers | |||
| 2001 | Mazda | Protege | MP3 | 2.0L | L4 | Rear Left | Centric Premium Semi-Loaded Disc Brake Calipers |
| 2001 | Mazda | Protege | ES | 2.0L | L4 | 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.