Centric 141.66040 Disc Brake Caliper - Front Left or Front Right

Overview of Centric Premium Semi-Loaded Disc Brake Caliper 141.66040

The Centric Premium Semi-Loaded Disc Brake Caliper 141.66040 is engineered for reliable braking performance on select Cadillac and Pontiac models. Designed as a floating caliper with two steel pistons, this component ensures consistent stopping power and durability for vehicles like the Cadillac CTS and Pontiac Bonneville.

• Caliper Type: Floating with 2 steel pistons
• Caliper Casting Material: Aluminum for lightweight strength
• Pad Wear Sensor: Not included
• Inlet Thread Size: M10x1.0 with banjo fitting
• Bleeder Screw Included with M10x1.0 thread
• Bracket Included; mounting hardware not included
• Abutment Clips Included for secure pad placement
• Caliper Color: Gray
• Piston Diameter: 45 mm

About Centric Premium Semi-Loaded Disc Brake Calipers

The Centric Premium Semi-Loaded Disc Brake Calipers line offers a semi-assembled solution that includes the caliper body, pistons, and some hardware components such as abutment clips and mounting brackets. This product line is designed to provide a balance between ease of installation and customization, allowing technicians to add brake pads and other hardware as needed. The 141.66040 caliper fits within this line, providing a durable aluminum casting and steel pistons optimized for specific Cadillac and Pontiac applications.

Product Details and Specifications

This disc brake caliper features a floating design with two steel pistons measuring 45 mm in diameter, providing effective clamping force for braking. The aluminum caliper casting reduces unsprung weight, contributing to improved vehicle handling. The inlet fitting uses a banjo type with an M10x1.0 thread diameter, compatible with standard brake lines. The caliper includes a bleeder screw with matching thread size for proper brake fluid bleeding. Abutment clips and a mounting bracket are included to ensure proper pad alignment and secure installation. Note that brake pads and mounting hardware bolts are not included with this part.

Compatible Vehicles and Applications

• Cadillac CTS
• Cadillac SRX
• Cadillac STS
• Pontiac Bonneville

This caliper is designed specifically for these models, ensuring proper fitment and brake system compatibility.

Common Issues Addressed by This Caliper

• Worn or leaking original brake calipers causing reduced braking efficiency
• Corroded or damaged caliper pistons affecting brake pad engagement
• Brake fluid leaks from faulty bleeder screws or inlet fittings
• Uneven brake pad wear due to caliper malfunction
• Noise or vibration caused by loose or missing abutment clips

Installation Notes and Tips

Ensure the mounting bracket is properly installed as it is required for this caliper. Since mounting hardware bolts are not included, reuse existing bolts if in good condition or source replacements separately. Bleed the brake system thoroughly after installation using the included bleeder screw to remove air and maintain braking performance. This caliper does not include brake pads or pad wear sensors, so these components must be installed separately. 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 specifications, using durable aluminum castings and steel pistons for long service life. This part number 141.66040 undergoes strict quality control to ensure reliable performance on Cadillac and Pontiac vehicles. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.