Brake Master Cylinder for Jeep CJ7

The Dynamite Friction DFC Brake Master Cylinder, part number 355-42023, is a direct-fit hydraulic brake component for select Jeep CJ7 applications. It supports braking systems with front disc or 11 inch rear drum setups, including power brake configurations listed below.

Key Features

• Brake master cylinder for select Jeep CJ7 models
• Compatible with 1976-1977 Jeep CJ7 front disc brake applications
• Compatible with 1977 Jeep CJ7 and 1977 Jeep CJ7 power brake applications
• Compatible with 1978 Jeep CJ7 11 inch rear drum applications
• Compatible with 1978 Jeep CJ7 11 inch rear drum and power brake applications
• DFC Brake Master Cylinder line from Dynamite Friction
• Part number 355-42023 for accurate ordering and fitment lookup

Detailed Description

The Dynamite Friction DFC Brake Master Cylinder 355-42023 is built for Jeep CJ7 brake system service where the master cylinder must match the vehicle’s brake configuration. This part covers 1976-1977 Jeep CJ7 front disc applications, 1977 Jeep CJ7 standard and power brake listings, and 1978 Jeep CJ7 11 inch rear drum listings, including the power brake version. If you are replacing a worn or leaking master cylinder on a Jeep CJ7, this part number helps narrow the correct hydraulic brake replacement.

The DFC Brake Master Cylinder product line is positioned for brake hydraulic replacement needs where fitment accuracy matters. Use the vehicle notes to confirm whether your Jeep CJ7 is equipped with front disc brakes, 11 inch rear drums, or power brakes before ordering 355-42023.

What It Helps Address

• Low or inconsistent brake pedal response
• External brake fluid leakage at the master cylinder
• Internal hydraulic bypass causing pedal fade
• Brake warning concerns tied to master cylinder wear
• Replacement needs during Jeep CJ7 brake system repair

Installation Notes

Verify the brake configuration on the vehicle before installation, including front disc versus 11 inch rear drum and whether power brakes are present. Inspect brake lines, fluid condition, and the rest of the hydraulic system during replacement so the new master cylinder can be bled and tested correctly. Confirm part number 355-42023 against the existing unit and vehicle notes before final installation.

Quality Assurance

Dynamite Friction supplies this DFC Brake Master Cylinder as a cataloged brake hydraulic replacement for the listed Jeep CJ7 applications. Part number 355-42023 is identified for the fitments shown above.