PowerStop L4947 Disc Brake Caliper - Rear Right

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L4947) is designed to provide reliable braking performance for select Ford and Mercury vehicles. Engineered as a direct replacement for rear disc brake calipers, this component ensures consistent stopping power and durability.

• Compatible with Ford Five Hundred, Freestyle, Montego, Sable, Taurus, and Taurus X models
• Constructed from durable cast iron for long-lasting strength
• Floating caliper design with a single steel piston (41.91 mm diameter)
• 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 - Rear OE Stock Replacement Caliper

This caliper is part of the PowerStop - Rear OE Stock Replacement Caliper line, which focuses on providing direct OE-style replacements for rear brake calipers. These calipers are designed to match original equipment specifications, ensuring proper fit and function for vehicles requiring rear disc brake caliper replacements. The line emphasizes compatibility and durability without including mounting hardware, allowing for straightforward installation when paired with existing components.

Technical Description and Features

The L4947 caliper features a cast iron construction that offers robust resistance to wear and heat, essential for rear brake applications. Its floating caliper design utilizes a single steel piston with a diameter of 41.91 mm, providing consistent clamping force on the brake pads. The inclusion of caliper slides and a mounting bracket ensures proper alignment and movement during braking. The gray finish helps resist corrosion, while the M10 x 1.0 bleeder screw thread size facilitates standard brake fluid bleeding procedures.

Common Applications and Problem Solving

• Replacement for worn or seized rear disc brake calipers on compatible Ford and Mercury models
• Addresses uneven brake pad wear caused by caliper slide issues
• Resolves brake drag or sticking due to piston malfunction
• Restores proper brake fluid pressure and pedal feel
• Eliminates rear brake noise related to caliper hardware failure

Installation Notes and Tips

When installing the PowerStop L4947 caliper, ensure the mounting bracket is securely fastened and the caliper slides are properly lubricated for smooth operation. Bleed the brake system using the M10 x 1.0 bleeder screw to remove air and maintain optimal brake performance. Note that mounting hardware is not included, so verify existing hardware condition before installation. Proper torque specifications should be followed according to vehicle manufacturer guidelines.

Quality Assurance and Warranty

PowerStop manufactures the L4947 caliper to meet or exceed OEM standards for fit, form, and function. The cast iron construction and steel piston materials contribute to the caliper's durability and reliability. While specific warranty details are not provided, PowerStop products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.