PowerStop L4891 Disc Brake Caliper - Front Left

PowerStop Front OE Stock Replacement Caliper Overview

The PowerStop - Front OE Stock Replacement Caliper (Part Number L4891) is designed specifically for Dodge Ram 1500, Ram 2500, and Ram 3500 models. This disc brake caliper offers reliable performance with a cast iron construction and a floating caliper design to maintain consistent braking efficiency.

• Compatible with Dodge Ram 1500, 2500, and 3500 front brake systems
• Cast iron caliper casting for durability and heat resistance
• Floating caliper type with two phenolic pistons (55.88 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 - Front OE Stock Replacement Caliper

The PowerStop - Front OE Stock Replacement Caliper line is engineered to match original equipment specifications for front disc brake systems. This ensures a direct replacement that maintains the factory braking feel and performance. The L4891 caliper is part of this line, providing a balance of durability and compatibility for Dodge Ram trucks requiring front brake caliper replacement.

Technical Description and Features

This disc brake caliper features a cast iron body that withstands high temperatures and resists wear over time. The floating caliper design allows for smooth piston movement, aided by the included caliper slides, which help reduce uneven pad wear. Equipped with two phenolic pistons measuring 55.88 mm in diameter, the caliper offers reliable hydraulic pressure application while minimizing heat transfer to the brake fluid. The gray finish provides corrosion resistance, and 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 front disc brake calipers on Dodge Ram 1500, 2500, and 3500
• Addresses uneven brake pad wear caused by faulty caliper slides or pistons
• Resolves brake fluid leaks due to damaged phenolic pistons or seals
• Improves braking consistency when original calipers have corroded or warped
• Restores proper brake function after caliper mounting bracket damage

Installation Notes and Tips

Ensure the brake system is fully depressurized before removing the old caliper. Verify that the mounting bracket is compatible and securely fastened. Use the correct M10 x 1.0 bleeder screw tool for proper brake fluid bleeding after installation. Although mounting hardware is not included, the caliper slides and mounting bracket are provided to facilitate a proper fit. Inspect brake pads and rotors for wear and replace if necessary to maintain optimal braking performance.

Quality Assurance and Warranty

The PowerStop - Front OE Stock Replacement Caliper L4891 is manufactured to meet OEM standards for fit, form, and function. The cast iron construction and phenolic pistons are tested for durability and heat resistance. While specific warranty details are not provided, PowerStop products typically adhere to industry quality controls to ensure reliable operation in Dodge Ram 1500, 2500, and 3500 front brake systems.