Cardone 18-B4773A Disc Brake Caliper - Front Right

Overview of Cardone Unloaded Caliper w/Bracket 18-B4773A

The Cardone Unloaded Caliper w/Bracket 18-B4773A is a remanufactured disc brake caliper designed for select Buick, Oldsmobile, and Pontiac models. Engineered to meet OEM specifications, this caliper provides reliable braking performance for vehicles such as the Buick Rendezvous, Pontiac Aztek, and Oldsmobile Silhouette.

• Remanufactured disc brake caliper with bracket included
• Phenolic piston with 2.517 inch (63.93 mm) diameter
• Brake caliper finished with oil emulsion in gray color
• Includes installation hardware kit (mounting bolts not included)
• Bleeder port size M10x1.0 and inlet port size M10x1.5
• Compatible with Buick Aztek, Montana, Rendezvous, Oldsmobile Silhouette, and Pontiac models

About the Cardone Unloaded Caliper w/Bracket Product Line

The Cardone Unloaded Caliper w/Bracket line offers remanufactured calipers that come complete with the mounting bracket and necessary hardware for installation. This product line focuses on providing a cost-effective replacement option that maintains the original equipment quality and fitment. The 18-B4773A part number is part of this line, ensuring compatibility and ease of installation for specific GM vehicles.

Product Details and Specifications

This disc brake caliper features a single phenolic piston measuring 2.517 inches in diameter, which helps reduce heat transfer and corrosion compared to steel pistons. The caliper is finished with an oil emulsion coating in gray, providing corrosion resistance and durability. The bleeder port size is M10x1.0, and the inlet port size is M10x1.5, matching OEM specifications for proper brake fluid flow. The package includes the caliper, bracket, and a hardware kit, although mounting bolts are not included. This remanufactured caliper is designed to restore braking performance on compatible Buick, Oldsmobile, and Pontiac vehicles.

Common Applications and Issues Addressed

• Replacement for worn or leaking calipers on Buick Rendezvous and Pontiac Aztek
• Resolves brake pull or uneven braking on Oldsmobile Silhouette and Montana
• Addresses symptoms of low brake pedal often caused by caliper issues
• Eliminates brake squeal related to caliper malfunction
• Restores proper brake fluid sealing and pressure with phenolic piston design

Installation Notes and Tips

Installation of the Cardone 18-B4773A caliper requires proper brake fluid and lubrication. Use the brake fluid type recommended by the vehicle manufacturer, typically DOT 3 or DOT 4. Apply silicone grease on floating caliper mounting pins to ensure smooth operation. Note that while the hardware kit is included, mounting bolts are not, so verify if your vehicle requires new bolts. Bleed the brake system thoroughly after installation to remove any air and restore firm brake pedal feel.

Quality Assurance and Warranty

This remanufactured caliper undergoes rigorous testing to meet OEM standards for fit, form, and function. Cardone provides a limited warranty on this part, covering defects in materials and workmanship. Using the 18-B4773A ensures a reliable replacement that supports safe braking performance on compatible Buick, Oldsmobile, and Pontiac vehicles.