Dorman D670168 Disc Brake Caliper Repair Kit - Front

Reliable Disc Brake Caliper Repair Kit for Chevrolet, GMC, and Isuzu

The Dorman D670168 Disc Brake Caliper Repair Kit is designed to restore the braking performance of your Chevrolet Blazer, GMC Jimmy, Isuzu Hombre, S10, or Sonoma. This kit includes essential components made from durable EPDM rubber to ensure a proper seal and long-lasting operation.

• Includes 2 piston boots and 2 piston seals made from EPDM rubber
• Boot length of 8.5 inches with a piston boot outside diameter of 61 mm
• Piston bore diameter and bore size of 48 mm for precise fit
• Black piston boot and seal color for corrosion resistance and durability
• Standard replacement grade material for reliable service

Durable EPDM Rubber Components for Effective Brake Repair

This Dorman disc brake caliper repair kit features piston boots and seals crafted from EPDM rubber, known for its resistance to heat, brake fluid, and environmental contaminants. The piston seal has an outside diameter of 2.117 inches, while the piston boot inside diameter measures 38.3 mm, ensuring a tight and secure fit within the caliper assembly. The black finish on both the piston boot and seal helps protect against wear and corrosion, maintaining brake system integrity over time.

Compatible Vehicles and Part Number Details

The D670168 repair kit is compatible with select Chevrolet, GMC, and Isuzu models, including the Chevrolet Blazer, GMC Jimmy, Isuzu Hombre, Chevrolet S10, and GMC Sonoma. This kit is specifically designed to match the 48 mm piston bore diameter found in these vehicles, making it a precise replacement part for disc brake caliper maintenance.

Common Brake Issues Addressed by This Repair Kit

• Leaking or damaged piston seals causing brake fluid loss
• Worn or cracked piston boots allowing dirt and moisture ingress
• Reduced braking efficiency due to compromised caliper components
• Brake noise or uneven pad wear from caliper seal failure
• Corrosion damage inside the caliper bore affecting piston movement

Installation Notes and Tips for Dorman D670168

Before installation, thoroughly clean the caliper bore and inspect the piston for damage. This kit does not include bolts, pins, or caliper grease, so ensure you have the necessary hardware and lubricant on hand. Carefully install the EPDM rubber boots and seals to avoid damage, and verify proper seating to prevent leaks. Follow vehicle-specific service manual instructions for torque specifications and assembly procedures.

Quality Assurance and Warranty Information

Dorman provides this disc brake caliper repair kit as a standard replacement part, manufactured to meet OEM specifications for fit and function. While installation hardware and grease are not included, the EPDM rubber components are engineered for durability and resistance to brake system fluids. Please refer to Dorman's warranty policy for coverage details on this part number D670168.