Cardone 18-B4938 Disc Brake Caliper - Front Right

Overview of Cardone Unloaded Caliper w/Bracket 18-B4938

The Cardone Unloaded Caliper w/Bracket 18-B4938 is a remanufactured disc brake caliper designed for reliable braking performance. Engineered for select Chevrolet, GMC, Isuzu, and Pontiac models, this caliper features a phenolic piston and comes with a complete hardware kit for installation.

• Remanufactured disc brake caliper with phenolic pistons
• Includes caliper, bracket, and installation hardware kit
• Brake caliper finish: oil emulsion with gray color
• Bleeder and inlet port size: M10x1.5
• Compatible with Chevrolet Colorado, GMC Canyon, Pontiac G6, and Isuzu i-280, i-290, i-350, i-370

Cardone Unloaded Caliper w/Bracket Product Line Details

The Cardone Unloaded Caliper w/Bracket product line offers remanufactured calipers that come pre-assembled with brackets and include necessary hardware for installation. This line is designed to provide a direct replacement solution for disc brake calipers, ensuring proper fit and function without the need for additional components such as brake pads or mounting bolts. The 18-B4938 model exemplifies this approach by delivering a ready-to-install caliper assembly compatible with multiple GM and Isuzu vehicles.

Technical Description and Features

This Cardone disc brake caliper features two phenolic pistons measuring approximately 1.788 inches (45.4 mm) in diameter, which help reduce heat transfer and corrosion compared to steel pistons. The caliper is finished with an oil emulsion coating in gray, providing corrosion resistance. Both the bleeder and inlet ports use an M10x1.5 thread size, compatible with OEM brake lines and fittings. The package includes the caliper, bracket, and a hardware kit, but does not include brake pads or mounting bolts. The use of silicone grease on floating caliper mounting pins is recommended to maintain smooth operation.

Compatible Vehicles and Applications

• Chevrolet Colorado
• GMC Canyon
• Pontiac G6
• Isuzu i-280, i-290, i-350, i-370

This caliper is designed to replace original equipment parts on these models, ensuring proper braking performance and fitment.

Common Issues Addressed by This Caliper

• Brake pedal feels low due to air in the brake system
• Vehicle pulling to one side during braking
• Brake squeal caused by caliper or mounting issues
• Caliper piston corrosion or failure
• Worn or damaged caliper hardware affecting brake function

Installation Notes and Tips

Installation of the Cardone 18-B4938 caliper should follow OEM procedures. Use the included hardware kit for mounting the caliper and bracket. Note that mounting bolts are not included and should be reused or replaced as needed. Always use the brake fluid type recommended by the vehicle manufacturer, typically DOT 3 or DOT 4. Applying silicone grease to the floating caliper mounting pins will help prevent noise and ensure smooth caliper movement. Bleed the brake system thoroughly after installation to remove any air and restore proper pedal feel.

Quality Assurance and Warranty

This remanufactured caliper meets industry standards for performance and durability. Cardone provides a limited warranty covering defects in materials and workmanship. Using OEM recommended brake fluid and following proper installation procedures will help maintain the caliper’s reliability and service life.