PowerStop L5004 Disc Brake Caliper - Front Left

PowerStop Front OE Stock Replacement Caliper Overview

The PowerStop - Front OE Stock Replacement Caliper (Part Number L5004) is designed to provide reliable braking performance for select Buick, Chevrolet, GMC, Saab, and Saturn vehicles. Engineered as a direct OE replacement, this floating disc brake caliper ensures consistent stopping power and durability for models like the Chevrolet Trailblazer and GMC Envoy.

• Cast iron caliper casting for strength and durability
• Includes caliper slides and mounting bracket for proper fitment
• Two phenolic pistons with a 48.01 mm diameter for effective brake pressure
• Floating caliper design for smooth operation
• Gray finish to match OE appearance
• Bleeder screw thread size M10 x 1.0 for standard brake bleeding
• Grade type: Regular for everyday driving conditions

Detailed Product Description

This PowerStop front disc brake caliper is constructed from cast iron, providing a robust and durable component that withstands the rigors of daily driving. The floating caliper design allows for self-alignment during braking, reducing uneven pad wear and maintaining consistent contact with the rotor. Featuring two phenolic pistons with a diameter of 48.01 mm, this caliper delivers reliable hydraulic pressure to the brake pads, ensuring effective stopping power. The gray finish maintains a clean, OE-style look under the hood. Included caliper slides and mounting bracket facilitate proper installation and alignment, although mounting hardware is not included.

PowerStop - Front OE Stock Replacement Caliper Product Line

The PowerStop - Front OE Stock Replacement Caliper line focuses on providing direct-fit replacements that meet original equipment specifications. This product line is designed to offer a balance of durability and performance for daily driving applications, making it suitable for a range of SUVs and crossovers from Buick, Chevrolet, GMC, Saab, and Saturn. The L5004 caliper is part of this line, ensuring compatibility and reliable braking for vehicles such as the Buick Enclave and Chevrolet Traverse.

Common Applications and Problem Solving

• Replacement for worn or leaking front disc brake calipers
• Addresses uneven brake pad wear due to caliper slide issues
• Resolves brake drag caused by piston or caliper malfunction
• Improves brake pedal feel and responsiveness
• Restores proper hydraulic pressure in the brake system

Installation Notes and Tips

When installing the PowerStop L5004 caliper, ensure the brake system is properly bled using the M10 x 1.0 bleeder screw thread size to remove air from the lines. Verify that the caliper slides and mounting bracket are correctly positioned to prevent binding or uneven pad wear. Since mounting hardware is not included, reuse existing hardware if in good condition or source OE replacement parts. Always follow vehicle-specific service manual instructions for torque specifications and safety precautions.

Quality Assurance and Warranty

PowerStop manufactures the L5004 caliper to meet or exceed OE standards for fit, form, and function. The use of cast iron and phenolic pistons ensures durability and resistance to corrosion and heat. While specific warranty details are not provided here, PowerStop products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.