PowerStop L4879 Disc Brake Caliper - Front Left

PowerStop Front OE Stock Replacement Caliper Overview

The PowerStop - Front OE Stock Replacement Caliper (Part Number L4879) is designed specifically for Cadillac CTS and STS models. This floating disc brake caliper offers reliable braking performance with durable aluminum construction and steel pistons, ensuring consistent stopping power for your vehicle.

• Compatible with Cadillac CTS and STS front brake systems
• Floating caliper design with two steel pistons (41.91 mm diameter)
• Constructed from lightweight aluminum casting for corrosion resistance
• Includes caliper slides and mounting bracket for proper fitment
• Gray finish with M10 x 1.0 bleeder screw thread size
• Grade type: Regular for standard braking applications

Product Line Details: PowerStop - Front OE Stock Replacement Caliper

The PowerStop - Front OE Stock Replacement Caliper line focuses on providing direct replacement parts that meet original equipment specifications. This ensures compatibility and performance consistent with factory-installed components. The L4879 caliper maintains the OE design with a floating caliper type and dual steel pistons, making it a suitable choice for maintaining the braking integrity of Cadillac CTS and STS vehicles.

Technical Description and Features

This disc brake caliper features a floating design with two steel pistons, each measuring 41.91 mm in diameter, which helps evenly distribute braking force across the brake pads. The aluminum caliper casting reduces weight while resisting corrosion, contributing to longer service life. Included caliper slides and mounting bracket facilitate proper installation and alignment. The gray finish provides a neutral appearance compatible with most brake assemblies. The bleeder screw thread size is M10 x 1.0, matching OEM specifications for ease of maintenance.

Common Applications and Problem Solving

• Replacement for worn or seized front calipers on Cadillac CTS and STS
• Restores proper brake pad alignment and reduces uneven pad wear
• Addresses brake fluid leakage issues due to piston seal failure
• Improves braking response by replacing corroded or damaged calipers
• Maintains factory braking performance with OE stock replacement parts

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. The PowerStop L4879 caliper includes the mounting bracket and caliper slides but does not include additional mounting hardware. Verify compatibility with your specific Cadillac CTS or STS model year. Bleed the brake system thoroughly after installation to remove air and restore proper brake pedal feel. Use the specified M10 x 1.0 bleeder screw thread size for brake fluid bleeding.

Quality Assurance and Warranty

PowerStop manufactures this caliper to meet or exceed OEM standards for fit, form, and function. The use of aluminum casting and steel pistons ensures durability and corrosion resistance. 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.