Dorman D670099 Disc Brake Caliper Repair Kit - Front

Reliable Disc Brake Caliper Repair Kit for Chevrolet, Oldsmobile, Pontiac

The Dorman D670099 Disc Brake Caliper Repair Kit is designed to restore proper function to your vehicle's braking system. Compatible with Chevrolet Malibu, Oldsmobile Cutlass, and Pontiac Alero and Grand Am models, this kit provides essential components for effective caliper maintenance.

• Includes 1 piston boot and 1 piston seal made from durable EPDM rubber
• Fits piston bore diameter of 68 mm for precise sealing
• Black piston boot and seal for corrosion resistance and durability
• Boot length of 12.5 mm with 0.7 mm material thickness for reliable protection
• Constructed with EPDM rubber and steel materials for long-lasting performance

Durable Components for Effective Brake Caliper Repair

This Dorman disc brake caliper repair kit (part number D670099) features a piston boot and piston seal crafted from EPDM rubber, known for its resistance to heat, brake fluid, and environmental factors. The piston boot has an inside diameter of 50.4 mm and an outside diameter of 72 mm, designed to fit tightly around the caliper piston and bore. The piston seal’s outside diameter measures 2.682 inches, ensuring a secure fit within the 68 mm piston bore diameter. The black finish on both components helps resist wear and corrosion, maintaining brake system integrity over time.

Compatible Vehicles and Common Applications

This repair kit is compatible with select models from Chevrolet, Oldsmobile, and Pontiac, including the Chevrolet Malibu, Oldsmobile Cutlass, Pontiac Alero, and Pontiac Grand Am. It is intended for use in disc brake caliper maintenance and repair, helping to address issues such as:

• Leaking or damaged piston seals causing brake fluid loss
• Worn or torn piston boots allowing dirt and moisture intrusion
• Reduced braking efficiency due to caliper piston sticking
• Brake noise or uneven pad wear related to caliper seal failure

Installation Notes and Tips

Installation of the Dorman D670099 kit requires removal of the brake caliper and piston. Clean the piston bore thoroughly before installing the new piston boot and seal to ensure proper seating and function. Note that this kit does not include bolts, pins, or caliper grease, so these items should be sourced separately if needed. Proper lubrication with compatible brake grease is recommended during installation to prevent premature wear.

Quality Assurance and Warranty Information

Dorman provides this disc brake caliper repair kit as a standard replacement part manufactured with quality EPDM rubber and steel materials. While installation hardware and grease are not included, the components meet OEM specifications for fit and function. Please refer to Dorman’s warranty policy for coverage details on this part number D670099.