PowerStop L4275 Disc Brake Caliper - Front Right

PowerStop Front OE Stock Replacement Caliper Overview

The PowerStop - Front OE Stock Replacement Caliper (Part Number L4275) is designed to provide reliable braking performance for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered as a direct OE replacement, this floating disc brake caliper ensures consistent stopping power and durability for models like the Cutlass Supreme, Grand Prix, Lumina, Monte Carlo, and Regal.

• Cast iron caliper casting for strength and heat resistance
• Includes caliper slides and mounting bracket for proper fitment
• Two steel pistons with a diameter of 41.91 mm for balanced braking force
• Floating caliper design for smooth operation
• Gray finish to match OE appearance
• Bleeder screw thread size M10 x 1.5 for standard brake bleeding
• Grade type: Regular for everyday driving conditions

About the PowerStop Front OE Stock Replacement Caliper Line

The PowerStop - Front OE Stock Replacement Caliper line focuses on delivering direct-fit replacement parts that meet original equipment specifications. This product line is tailored to restore braking system functionality without requiring modifications, making it suitable for routine maintenance or repair on compatible vehicles. The L4275 caliper maintains the OE design and material standards, ensuring compatibility and performance for front disc brake systems.

Product Details and Specifications

This disc brake caliper features a cast iron construction that offers durability and effective heat dissipation during braking. The floating caliper type allows for self-alignment with the brake rotor, reducing uneven pad wear. Equipped with two steel pistons measuring 41.91 mm in diameter, the caliper provides balanced clamping force for consistent braking response. Included caliper slides and a mounting bracket facilitate proper installation and secure fitment. The gray color finish matches the original equipment look, maintaining the vehicle's factory appearance.

Compatible Vehicles and Common Applications

• Buick Cutlass Supreme front brake replacement
• Chevrolet Lumina and Monte Carlo front disc brake repair
• Oldsmobile Regal front caliper upgrade or replacement
• Pontiac Grand Prix front brake system maintenance

Installation Notes and Tips

When installing the PowerStop L4275 caliper, ensure the brake system is properly bled using the M10 x 1.5 bleeder screw thread size. Verify that the mounting bracket is securely fastened and that caliper slides are lubricated to prevent binding. This caliper does not include mounting hardware, so use existing or OEM hardware for installation. Always follow vehicle-specific service manual instructions for torque specifications and safety precautions.

Quality Assurance and Warranty

PowerStop manufactures this front OE stock replacement caliper to meet or exceed original equipment standards. The cast iron and steel piston materials contribute to long-lasting performance under regular driving conditions. While specific warranty details are not provided, PowerStop products typically come with manufacturer-backed quality assurance to support reliable operation in compatible Buick, Chevrolet, Oldsmobile, and Pontiac models.