PowerStop L4859 Disc Brake Caliper - Rear Left

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L4859) is designed specifically for Ford F-150 and Lincoln Mark LT models. This rear disc brake caliper offers reliable performance with a cast iron construction and a floating caliper design, ensuring consistent braking response for your vehicle.

• Compatible with Ford F-150 and Lincoln Mark LT rear brake systems
• Cast iron caliper casting for durability and strength
• Single piston design with 51.05 mm diameter piston
• Phenolic piston material to reduce heat transfer and corrosion
• Includes caliper slides for smooth operation
• Floating caliper type for even pad wear
• Gray caliper color matching OE appearance
• Bleeder screw thread size M10 x 1.0 for proper brake fluid maintenance

About the PowerStop - Rear OE Stock Replacement Caliper Line

The PowerStop - Rear OE Stock Replacement Caliper line focuses on providing direct OE replacement parts that maintain factory specifications and fitment. This product line is engineered to match the original equipment in terms of material, design, and performance, making it a suitable choice for restoring the rear brake system on compatible Ford and Lincoln trucks without modification.

Product Details and Specifications

This disc brake caliper features a cast iron body that offers strength and resistance to wear under typical driving conditions. The floating caliper design allows the caliper to move laterally, promoting even brake pad wear and consistent braking force. The single phenolic piston with a diameter of 51.05 mm helps reduce heat transfer to the brake fluid, minimizing the risk of brake fade. Caliper slides are included to ensure smooth caliper movement, but mounting hardware and brackets are not included and must be sourced separately.

Common Applications and Problem Solving

• Replacement for worn or seized rear calipers on Ford F-150 and Lincoln Mark LT
• Restores proper brake pad alignment and reduces uneven pad wear
• Addresses brake fluid contamination issues by providing a phenolic piston
• Improves rear braking performance and pedal feel
• Resolves caliper sticking or binding caused by damaged slides or pistons

Installation Notes and Tips

Ensure compatibility with your specific Ford F-150 or Lincoln Mark LT model year before installation. Since mounting hardware and brackets are not included, retain or purchase the necessary components separately. Properly bleed the brake system after installation using the M10 x 1.0 bleeder screw thread size to remove air and maintain brake fluid integrity. Inspect brake pads and rotors for wear and replace if necessary to ensure optimal braking performance.

Quality Assurance and Warranty

The PowerStop - Rear OE Stock Replacement Caliper (L4859) is manufactured to meet or exceed OEM standards for fit and function. The use of cast iron and phenolic materials ensures durability and resistance to corrosion. While specific warranty details are not provided, PowerStop products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.