Wilwood 260-6899 Master Cylinder Rebuild Kit, 7/8-Inch Bore

Restore reliable braking performance with the Wilwood 260-6899 Master Cylinder Rebuild Kit. Designed for select Wilwood master cylinders with a 7/8-inch bore, this kit provides the essential replacement components needed to refresh internal sealing and piston operation without replacing the complete master cylinder assembly. It is a practical solution for maintenance, repair, and brake system refurbishment.
The Wilwood 260-6899 kit includes a dust boot, lid gasket, piston, pushrod, seals, and snap ring. These components help protect the master cylinder from contamination while supporting proper fluid retention and consistent hydraulic pressure. Replacing worn or damaged internal parts can help address common symptoms such as fluid leakage, reduced pedal feel, or inconsistent brake response when the master cylinder body remains serviceable.
Built for compatibility with applicable Wilwood master cylinders, this rebuild kit is intended for installation by qualified professionals or experienced enthusiasts familiar with brake system service. Always verify the master cylinder model, bore size, and component configuration before installation. Follow the manufacturer's service procedures and use the appropriate brake fluid for the application to help ensure dependable operation after rebuilding.

Features:

• Brand: Wilwood

• Part Number: 260-6899

• Application: Rebuild kit for select Wilwood master cylinders

• Bore Size: 7/8 inch

• Included Components: Dust boot, lid gasket, piston, pushrod, seals, and snap ring

• Purpose: Restores sealing and piston function in a serviceable master cylinder

• Installation: Intended for qualified professionals or experienced brake system technicians