PowerStop L4926 Disc Brake Caliper - Rear Left

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L4926) is designed specifically for Ford Mustang models requiring a reliable rear disc brake caliper. Engineered with cast iron construction and a floating caliper design, this component ensures consistent braking performance and durability.

• Compatible with Ford Mustang rear disc brake systems
• Cast iron caliper casting for strength and heat resistance
• Floating caliper type with one steel piston (42.67 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

Detailed Product Features and Specifications

This PowerStop rear disc brake caliper features a single steel piston with a diameter of 42.67 mm, providing reliable hydraulic pressure for effective braking. The floating caliper design allows for smooth movement and even pad wear. Constructed from cast iron, the caliper offers durability and resistance to heat generated during braking. The gray color finish is typical for OE replacement parts, maintaining a factory appearance. Included caliper slides and mounting bracket ensure proper installation alignment, although mounting hardware is not included. The bleeder screw thread size is M10 x 1.0, compatible with standard brake bleeding tools.

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 meet original equipment specifications. This product line is designed to restore braking performance to factory standards, making it suitable for routine maintenance or repair on compatible vehicles such as the Ford Mustang. The L4926 caliper is part of this line, offering a balance of quality materials and precise fitment for rear brake applications.

Common Applications and Problem Resolution

• Replacement for worn or leaking rear brake calipers on Ford Mustang models
• Addresses uneven brake pad wear caused by caliper slide issues
• Resolves reduced braking efficiency due to piston corrosion or damage
• Fixes brake fluid leaks from faulty bleeder screws or piston seals
• Restores proper brake pedal feel and hydraulic pressure

Installation Notes and Tips

Ensure compatibility with your specific Ford Mustang model before installation. The caliper includes slides and a mounting bracket but does not come with mounting hardware, so retain or source necessary bolts separately. Properly torque mounting bolts to manufacturer specifications and bleed the brake system using the M10 x 1.0 bleeder screw thread size to remove air and ensure optimal brake performance. Inspect brake pads and rotors during installation for wear or damage.

Quality Assurance and Warranty

PowerStop rear calipers are manufactured to meet OE standards for fit, form, and function. The cast iron construction and steel piston materials contribute to long service life under normal operating conditions. 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 the manufacturer for exact warranty terms.