Raybestos WK2857 Disc Brake Caliper Seal Kit - Front

Reliable Disc Brake Caliper Seal Kit for Ford and Mazda Vehicles

The Raybestos Element3 Disc Brake Caliper Seal Kit WK2857 is designed to restore proper sealing and performance in your vehicle's braking system. This kit is compatible with various Ford, Mazda, Mercury, Pontiac, and Saturn models, including the Ford Ranger and Explorer, Mazda B2300 and B4000, and more.

• Includes hard piston boots for enhanced durability
• Seal outside diameter measures 2.05 inches (52 mm)
• Does not include bolts, pins, or pistons
• Compatible with multiple Ford, Mazda, Mercury, Pontiac, and Saturn models
• Part number WK2857 ensures precise fitment

About the Raybestos Element3 Product Line

The Element3 line by Raybestos focuses on providing reliable and durable brake components designed to meet or exceed OEM specifications. This disc brake caliper seal kit WK2857 is part of the Element3 series, which emphasizes quality materials such as hard piston boots to maintain effective sealing under demanding conditions. The Element3 line supports professional repair and maintenance needs for a range of vehicle makes and models.

Detailed Product Description

The WK2857 disc brake caliper seal kit includes high-quality seals with an outside diameter of 2.05 inches (52 mm), designed to fit specific caliper pistons. The hard boot type piston boot offers resistance to wear and environmental factors, helping to maintain brake system integrity. This kit does not include bolts, pins, or pistons, making it ideal for technicians who need to replace seals without additional hardware. Compatible with Ford Ranger, Explorer, Mazda B2300, B2500, B3000, B4000, Mercury Mountaineer, Pontiac Torrent, and Saturn Vue models, this kit supports a wide range of applications.

Common Issues Addressed by This Seal Kit

• Leaking brake fluid from worn caliper seals
• Reduced braking efficiency due to damaged piston boots
• Brake caliper piston sticking or binding
• Contamination of brake fluid from external debris
• Premature wear of caliper components due to seal failure

Installation Notes and Tips

• Ensure the caliper piston and bore are clean before installation
• Use appropriate brake lubricant on seals to ease installation
• Inspect caliper hardware separately as bolts and pins are not included
• Verify seal dimensions match the caliper piston diameter (2.05 inches)
• Follow vehicle-specific service manual instructions for best results

Quality Assurance and Warranty

Raybestos Element3 brake components are manufactured to meet industry standards for durability and performance. The WK2857 seal kit undergoes rigorous quality control to ensure proper fit and function. While specific warranty details may vary, Raybestos typically offers coverage against manufacturing defects to support professional repair confidence.