Cardone 18-B4730S Disc Brake Caliper - Front Right

Overview of Cardone Unloaded Caliper w/Bracket 18-B4730S

The Cardone Unloaded Caliper w/Bracket 18-B4730S is a remanufactured disc brake caliper designed for select Cadillac, Chevrolet, GMC, and Hummer models. Engineered with a durable oil emulsion finish and gray color, this caliper ensures reliable braking performance for heavy-duty vehicles like the Silverado 2500 HD and Yukon XL 2500.

• Remanufactured disc brake caliper with bracket included
• Steel piston material with two 2.24-inch diameter pistons
• Oil emulsion brake caliper finish in gray color for corrosion resistance
• Includes installation hardware kit (mounting bolts not included)
• Compatible with M10x1.5 bleeder and inlet port sizes

Product Line Details: Unloaded Caliper w/Bracket

The Cardone Unloaded Caliper w/Bracket product line offers remanufactured calipers that come complete with the mounting bracket and necessary hardware kit for installation. This line is designed to provide a cost-effective replacement option without brake pads included, allowing for flexibility in brake system maintenance. The 18-B4730S part number belongs to this line, ensuring compatibility with various heavy-duty trucks and SUVs from Cadillac, Chevrolet, GMC, and Hummer.

Technical Description and Features

This remanufactured disc brake caliper features two steel pistons measuring 2.24 inches (56.896 mm) in diameter, providing consistent clamping force for effective braking. The caliper is finished with an oil emulsion coating in gray, which helps resist corrosion and wear over time. Both the bleeder port and inlet port sizes are M10x1.5, matching original equipment specifications for proper brake fluid flow and bleeding. The package includes the caliper, bracket, and a hardware kit for installation, though mounting bolts are not included.

Common Applications and Problem Solving

• Replacement for worn or leaking calipers on Silverado 2500 HD and Sierra 2500 HD Classic
• Addresses brake pedal issues caused by caliper malfunction or air in the brake lines
• Helps resolve uneven braking or vehicle pull during braking on models like the Avalanche 2500 and Suburban 2500
• Restores proper brake fluid sealing and piston movement in Hummer H2 and Cadillac DTS
• Suitable for heavy-duty brake system maintenance on Express 2500 and Savana 3500 vans

Installation Notes and Tips

When installing the Cardone 18-B4730S caliper, use the included hardware kit for secure mounting. Note that mounting bolts are not provided and should be reused or replaced as needed. It is recommended to apply silicone grease on floating caliper mounting pins to ensure smooth operation. Always use the brake fluid type specified by the original equipment manufacturer, typically DOT 3 or DOT 4. Proper bleeding of the brake system is essential to avoid symptoms like a low brake pedal or brake squeal.

Quality Assurance and Warranty

This Cardone remanufactured caliper undergoes rigorous testing to meet or exceed OEM standards for performance and durability. The oil emulsion finish protects against corrosion, extending the service life of the caliper. Installation hardware is included to facilitate proper fitment. Warranty details are provided by Cardone and typically cover defects in materials and workmanship, ensuring confidence in your replacement part.