Centric 141.45581 Disc Brake Caliper - Rear Right

Overview of Centric Premium Semi-Loaded Disc Brake Caliper 141.45581

The Centric Premium Semi-Loaded Disc Brake Caliper 141.45581 is engineered for reliable braking performance on Mazda MX-5 and MX-5 Miata models. Designed as a floating caliper with a single steel piston, this component offers a precise fit and durable construction for consistent stopping power.

• Compatible with Mazda MX-5 and MX-5 Miata
• Caliper casting made from lightweight aluminum
• Single 38mm steel piston for effective braking force
• Includes mounting bracket, abutment clips, and bleeder screw
• Floating caliper design with banjo and open inlet fitting
• Gray caliper color with M10x1.0 inlet thread diameter
• Bleeder screw thread size M8x1.25 included

Details on Centric Premium Semi-Loaded Disc Brake Calipers

The Centric Premium Semi-Loaded Disc Brake Calipers line is designed to provide a balance between ease of installation and reliable braking performance. This semi-loaded caliper includes essential hardware such as the mounting bracket, abutment clips, and bleeder screw, reducing the need for additional parts during installation. The aluminum casting material reduces unsprung weight, which can contribute to improved vehicle handling. The floating caliper type allows for smooth pad engagement and even wear, while the single 38mm steel piston ensures consistent hydraulic pressure application. This caliper is finished in gray, matching OEM aesthetics for a clean, factory look.

Technical Specifications and Features

This disc brake caliper features a 10mm inlet thread diameter (M10x1.0) with a banjo and open fitting type, compatible with standard brake lines on the Mazda MX-5 and MX-5 Miata. The bleeder screw, included with the caliper, has an 8mm thread diameter (M8x1.25) to facilitate proper brake fluid bleeding during installation or maintenance. The caliper body weighs approximately 2.3 lbs, and the mounting bracket weighs 2.2 lbs, contributing to a lightweight yet durable assembly. The piston diameter measures 38mm (1.496 inches), made from steel for strength and heat resistance. Abutment clips are included to ensure proper pad alignment and reduce noise.

Common Applications and Problem Solving

• Replacement for worn or damaged front disc brake calipers on Mazda MX-5 and MX-5 Miata
• Addresses uneven brake pad wear due to caliper sticking or binding
• Resolves brake fluid leaks from damaged piston seals or caliper body
• Improves braking response when original caliper hardware is missing or corroded
• Restores proper brake function after collision or mechanical damage

Installation Notes and Tips

Installation of the Centric Premium Semi-Loaded Disc Brake Caliper 141.45581 requires basic brake system knowledge and tools. Since mounting hardware and pads are not included, ensure you have compatible brake pads and any additional hardware if needed. The included mounting bracket and abutment clips simplify alignment and fitment. Properly torque all fasteners to manufacturer specifications and bleed the brake system thoroughly using the included bleeder screw to remove air and ensure optimal brake performance. Verify inlet thread compatibility with your brake lines before installation.

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 use of aluminum casting and steel pistons ensures durability and resistance to corrosion and heat. This part number 141.45581 is backed by Centric’s quality control processes, providing reliable braking performance for Mazda MX-5 and MX-5 Miata vehicles. Warranty details should be confirmed with the product documentation or manufacturer.