PowerStop L4764 Disc Brake Caliper - Rear Left

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L4764) is designed to provide reliable braking performance for select GM trucks and SUVs. Engineered as a direct replacement for rear disc brake calipers, this component ensures consistent stopping power and durability for vehicles like the Chevrolet Silverado 1500 and GMC Sierra 1500.

• Caliper Type: Floating design for smooth operation
• Caliper Casting Material: Lightweight aluminum construction
• Piston Quantity: Dual 2-piston setup for balanced braking
• Piston Diameter: 44.96 mm for precise hydraulic pressure
• Piston Material: Phenolic for corrosion resistance and heat management
• Caliper Slides Included: Yes, to maintain proper alignment
• Mounting Bracket Included: Yes, for secure installation
• Caliper Color: Gray finish
• Bleeder Screw Thread Size: M10 x 1.0 for standard brake bleeding
• Grade Type: Regular, suitable for everyday driving conditions

About the PowerStop - Rear OE Stock Replacement Caliper Line

The PowerStop - Rear OE Stock Replacement Caliper line focuses on delivering direct-fit replacement parts that match original equipment specifications. This ensures compatibility and performance consistency for rear brake systems on various GM models. The L4764 caliper maintains OE standards in materials and design, providing a dependable option for restoring rear braking function without modification.

Detailed Product Description

This rear disc brake caliper features a floating design that allows for self-adjustment during braking, reducing uneven pad wear. The aluminum casting reduces unsprung weight, contributing to improved vehicle handling. Dual phenolic pistons with a diameter of 44.96 mm provide effective hydraulic force while resisting heat-induced expansion and corrosion. Included caliper slides and mounting bracket facilitate proper alignment and secure attachment to the vehicle’s rear brake assembly. The gray finish offers a clean, functional appearance consistent with OE components.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche 1500, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Suburban 1500, Tahoe
• GMC Sierra 1500, Sierra 1500 Classic, Yukon, Yukon XL 1500

This caliper is intended for rear brake replacement on these specific models, ensuring proper fit and function.

Common Issues Addressed by This Caliper

• Brake fluid leaks from worn or damaged pistons
• Uneven brake pad wear due to caliper slide failure
• Reduced braking efficiency from corroded or seized caliper components
• Brake noise caused by sticking or binding caliper movement
• Loss of hydraulic pressure from deteriorated piston seals

Installation Notes and Tips

Ensure the brake system is fully depressurized before removing the old caliper. This caliper includes the mounting bracket and slides but does not come with additional mounting hardware, so retain or replace existing bolts as needed. Use the specified M10 x 1.0 bleeder screw thread size for proper brake bleeding. Verify piston movement and caliper alignment during installation to prevent premature wear.

Quality Assurance and Warranty

PowerStop manufactures this caliper to meet or exceed original equipment standards for material and performance. The aluminum construction and phenolic pistons are selected for durability and resistance to corrosion. While specific warranty details are not provided here, PowerStop products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.