Frenkit 742216 Disc Brake Caliper Repair Kit - Rear

Overview of Frenkit Disc Brake Caliper Repair Kit 742216

The Frenkit Disc Brake Caliper Repair Kit 742216 is designed specifically for Bosch brake systems with a 42mm caliper piston diameter. This kit is compatible with a wide range of BMW models, including the 228i, 320i, 330i, 335i, 340i, 428i, 430i, 435i, 440i, and ActiveHybrid 3 variants, ensuring precise fitment and reliable brake caliper maintenance.

• Compatible with Bosch brake systems
• Caliper piston diameter: 42mm
• Designed for multiple BMW models including 228i, 320i, 330i, 335i, and more
• Part number 742216 for accurate identification
• Includes essential components for disc brake caliper repair

Detailed Product Description

The Frenkit 742216 disc brake caliper repair kit is engineered to restore the functionality of Bosch brake calipers with a 42mm piston diameter. This kit provides the necessary seals and components to address wear and tear in the caliper assembly, helping to maintain optimal braking performance. It is compatible with a broad range of BMW models, including both rear-wheel drive and xDrive all-wheel drive variants, covering popular series such as the 2 Series, 3 Series, and 4 Series. Using this repair kit helps ensure the caliper piston operates smoothly, preventing brake fluid leaks and maintaining proper brake pressure.

Applications and Common Issues Addressed

• Restores sealing surfaces to prevent brake fluid leaks
• Eliminates caliper piston sticking or binding
• Addresses brake drag caused by worn seals
• Prevents contamination ingress into the caliper assembly
• Improves overall brake system reliability on BMW 228i, 320i, 330i, and related models

Installation Notes and Tips

When installing the Frenkit 742216 repair kit, ensure the caliper piston diameter matches 42mm for proper fitment. Thoroughly clean the caliper housing and piston before installing new seals to avoid contamination. Lubricate seals with appropriate brake fluid or silicone grease as recommended by the vehicle manufacturer. Verify that all components are seated correctly to prevent leaks and ensure smooth piston movement. Follow BMW service guidelines for brake system maintenance and bleeding procedures after installation.

Quality Assurance and Warranty

Frenkit manufactures this disc brake caliper repair kit to meet OEM specifications for Bosch brake systems. While specific warranty details are not provided, Frenkit products typically undergo rigorous quality control to ensure durability and performance. Using part number 742216 guarantees compatibility and reliability for the specified BMW models, supporting safe and effective brake system repairs.