Carlson 7677 Disc Brake Caliper Piston - Front

Carlson Disc Brake Caliper Piston 7677

Carlson 7677 is a disc brake caliper piston for front brake service on select Chevrolet, GMC, and Dodge heavy-duty applications. It is listed for vehicles using D459 front caliper applications, including Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, GMC Savana 3500, Chevrolet C3500, Chevrolet K3500, GMC C3500, GMC K3500, Dodge Ram 2500, and Dodge Ram 3500.

Key Features

• Disc brake caliper piston for front brake hydraulics service
• Fits D459 front caliper applications on listed Chevrolet, GMC, and Dodge models
• Application-specific fitment for heavy-duty vans and trucks
• Carlson part number 7677 for catalog and service matching

Application Details

This Carlson disc brake caliper piston 7677 is used in front brake caliper repair on 1991-2002 Chevrolet and GMC trucks and vans, plus 1994-1999 Dodge Ram 2500 and Ram 3500 models. It also covers 1995 Chevrolet C3500 and GMC C3500 applications with dual rear wheels and Moraine brake system notes. For buyers searching for a front brake caliper piston for Chevrolet Express 3500, GMC Savana 3500, or Dodge Ram 3500, this part number helps narrow the correct D459 application.

What It Helps Address

• Worn or damaged front caliper piston surfaces
• Brake fluid leakage at the caliper piston area
• Uneven front brake operation caused by piston wear
• Brake drag or poor caliper movement related to piston condition
• Service needs during front caliper rebuilds on listed vehicles

Installation Notes

Verify the caliper casting and D459 application before installation. Match the vehicle year, make, model, and front position exactly to the fitment list, especially on Chevrolet C3500 and GMC C3500 models with dual rear wheels and Moraine brake system notes. Confirm the piston matches the existing caliper design and inspect related seals, bores, and brake fluid condition during service. Carlson 7677 is the catalog reference to use when ordering or cross-checking the front caliper piston application.

Quality Assurance

Carlson brake components are cataloged for application-specific service use, and this part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.