PowerStop L2637 Disc Brake Caliper - Rear Left

PowerStop Rear OE Stock Replacement Caliper Overview

The PowerStop - Rear OE Stock Replacement Caliper (Part Number L2637) is designed to provide reliable braking performance for select Audi and Volkswagen models. Engineered as a direct replacement for rear disc brake calipers, this floating caliper ensures consistent stopping power and durability.

• Compatible with Audi A6 Quattro, Allroad Quattro, and Volkswagen Passat rear brakes
• Constructed from lightweight aluminum casting for corrosion resistance
• Includes caliper slides and mounting bracket for proper fitment
• Single steel piston with a 38.07 mm diameter for effective brake pad engagement
• Gray finish with M10 x 1.0 bleeder screw thread size
• Floating caliper design for smooth operation and even pad wear

Product Line Details: PowerStop - Rear OE Stock Replacement Caliper

The PowerStop - Rear OE Stock Replacement Caliper line focuses on providing direct OE-style replacements that maintain factory specifications. This product line is tailored for rear brake applications, offering components that match original equipment in form, fit, and function. The L2637 caliper is part of this line, ensuring compatibility and performance for rear brake systems on specific Audi and Volkswagen vehicles.

Technical Description and Features

This disc brake caliper features an aluminum casting material that reduces weight while resisting corrosion, contributing to longer service life. The floating caliper design allows the single steel piston, measuring 38.07 mm in diameter, to apply even pressure to the brake pads. Included caliper slides and a mounting bracket facilitate proper installation and alignment. The gray color finish provides a neutral appearance suitable for most brake assemblies. The bleeder screw thread size of M10 x 1.0 is standard for effective brake fluid bleeding and maintenance.

Common Applications and Problem Solving

• Replacement for worn or seized rear calipers on Audi A6 Quattro and Allroad Quattro
• Restores braking performance on Volkswagen Passat rear disc brakes
• Addresses issues with uneven brake pad wear due to caliper slide failure
• Solves piston corrosion or sticking that causes brake drag or noise
• Provides a direct OE-style replacement for rear brake hydraulic components

Installation Notes and Tips

• Ensure compatibility with your vehicle’s rear brake system before installation
• Use proper brake fluid and follow manufacturer bleeding procedures with the M10 x 1.0 bleeder screw
• Caliper slides are included; inspect and lubricate slides during installation for smooth operation
• Mounting bracket is included to secure the caliper correctly; verify torque specifications
• Mounting hardware is not included and must be reused or sourced separately

Quality Assurance and Warranty

PowerStop calipers are manufactured to meet or exceed OEM standards for durability and performance. The L2637 caliper undergoes rigorous quality control to ensure reliable operation in rear brake systems of compatible Audi and Volkswagen models. Warranty coverage details should be confirmed with the product documentation or manufacturer.