Raybestos FRC4234 Disc Brake Caliper - Front Right

Overview of Raybestos R-Line Remanufactured Disc Brake Caliper

The Raybestos R-Line; Friction-Ready Caliper, Remanufactured disc brake caliper (part number FRC4234) is designed for reliable braking performance on select GM vehicles. This semi-loaded caliper is compatible with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, including the Bonneville, DeVille, and Cutlass Ciera.

• Remanufactured cast iron caliper casting for durability
• Semi-loaded caliper configuration for easier installation
• Caliper piston diameter of 2.000 inches (50.8 mm)
• Bleeder screw thread size M10x1.5 for proper brake fluid bleeding
• Plain surface finish suitable for friction-ready applications

Detailed Product Features and Specifications

This Raybestos disc brake caliper is remanufactured using a cast iron casting material, providing strength and heat resistance necessary for braking systems. The semi-loaded configuration means the caliper comes partially assembled, simplifying the installation process while ensuring all critical components meet quality standards. The caliper piston diameter measures 2.000 inches (50.8 mm), which is essential for proper brake pad engagement and hydraulic pressure distribution. The bleeder screw thread is M10x1.5, compatible with standard brake bleeding tools. The plain surface finish indicates the caliper is friction-ready, allowing for direct installation with compatible brake pads without additional machining or preparation.

About the R-Line; Friction-Ready Caliper, Remanufactured Product Line

The Raybestos R-Line; Friction-Ready Caliper, Remanufactured series focuses on providing remanufactured brake calipers that are ready for immediate use with friction materials. This product line emphasizes quality remanufacturing processes and compatibility with a range of GM vehicles. The friction-ready aspect means these calipers are prepared to accept brake pads without additional modifications, streamlining brake system repairs.

Compatible Vehicles and Common Applications

• Buick models such as Century, LeSabre, and Skylark
• Cadillac DeVille and Fleetwood
• Chevrolet Lumina APV and Commercial Chassis
• Oldsmobile Cutlass Ciera and Delta 88
• Pontiac Bonneville and Trans Sport

Issues Addressed by This Disc Brake Caliper

• Brake caliper piston sticking or seizing
• Leaking brake fluid from worn caliper seals
• Uneven brake pad wear due to caliper malfunction
• Reduced braking efficiency from damaged caliper components
• Corrosion or physical damage to original caliper housing

Installation Notes and Tips

Ensure the brake system is properly bled using the M10x1.5 bleeder screw thread to remove air and maintain hydraulic pressure. The semi-loaded configuration reduces assembly time but verify all hardware and seals are correctly installed before mounting. Use compatible brake pads designed for friction-ready calipers to avoid installation issues. Always follow vehicle-specific torque specifications and safety procedures during installation.

Quality Assurance and Warranty

Raybestos remanufactured calipers undergo rigorous inspection and testing to meet OEM standards. The use of cast iron casting material ensures durability under high-temperature braking conditions. While specific warranty details are not provided here, Raybestos typically offers limited warranties on remanufactured brake components to cover defects in materials and workmanship.