PowerStop L4690 Disc Brake Caliper - Rear

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L4690) is designed specifically for Ford Excursion, F-250 Super Duty, and F-350 Super Duty models. This disc brake caliper offers reliable performance with a durable cast iron construction and a floating caliper design to ensure consistent braking response.

• Compatible with Ford Excursion, F-250 Super Duty, and F-350 Super Duty rear brakes
• Cast iron caliper casting for strength and durability
• Floating caliper type with two steel pistons (44.45 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

The PowerStop - Rear OE Stock Replacement Caliper line focuses on providing direct OE replacement parts that maintain factory specifications. This product line is engineered to match the original equipment in fit, form, and function, making it a suitable choice for restoring braking performance on compatible Ford Super Duty and Excursion vehicles. The L4690 caliper is part of this line, ensuring it meets the necessary standards for rear brake hydraulics.

Technical Description and Features

This disc brake caliper features a cast iron body that offers durability under demanding conditions. The floating caliper design allows for smooth piston movement, aided by the included caliper slides. It contains two steel pistons, each with a diameter of 44.45 mm, which provide balanced clamping force on the brake pads. The gray finish helps resist corrosion, while the included mounting bracket ensures proper installation alignment. The bleeder screw thread size is M10 x 1.0, compatible with standard brake bleeding tools.

Common Applications and Problem Solving

• Replacement for worn or seized rear calipers on Ford Excursion and Super Duty trucks
• Restores proper brake pad alignment and piston function
• Addresses uneven brake pad wear caused by faulty calipers
• Eliminates brake drag or sticking issues in rear brake assemblies
• Improves overall rear braking performance and safety

Installation Notes and Tips

When installing the PowerStop L4690 caliper, ensure the brake system is properly bled using the M10 x 1.0 bleeder screw thread size. Verify that the caliper slides are clean and lubricated to allow free movement. The included mounting bracket should be securely fastened to maintain correct caliper positioning. Since mounting hardware is not included, reuse existing hardware if in good condition or source OE replacement parts as needed.

Quality Assurance and Warranty

PowerStop manufactures the L4690 caliper to meet OE specifications, ensuring reliable performance and durability. The product undergoes quality control inspections to verify casting integrity and piston operation. While specific warranty details are not provided, PowerStop products typically come with a limited warranty against defects in materials and workmanship. Consult the manufacturer or distributor for exact warranty terms.