Dynamite Friction 375-47068 Drum Brake Wheel Cylinder - Rear

DFC Brake Wheel Cylinder for Rear Drum Brakes

The Dynamite Friction DFC Brake Wheel Cylinder, part number 375-47068, is a rear drum brake hydraulic component for select Chevrolet and GMC trucks and vans. It is listed for rear applications on 1974-1976 models with 13-inch rear drum brake setups and related notes shown below.

Key Features

• Drum brake wheel cylinder for rear brake service
• Brand line: DFC Brake Wheel Cylinder
• Part number: 375-47068
• Application-specific fitment for select Chevrolet G30, C20, C30, K20, P20, P30, and GMC G35/G3500 models
• Direct fitment references for rear drum brake hydraulic repair

Detailed Fitment and Application

Compatible With rear drum brake systems on select 1974-1976 Chevrolet and GMC vehicles, this wheel cylinder is listed for applications including the Chevrolet G30, C20, C30, K20, K20 Suburban, P20, and P30, plus GMC G35, G35/G3500 Van, and G30/G35-series rear brake setups. The part number 375-47068 is tied to rear brake hydraulic service where the original wheel cylinder is worn, leaking, or no longer holding proper hydraulic pressure.

• Fits 1976 Chevrolet G30, rear, SRW; 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1976 GMC G35, rear, SRW; 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet C20, rear, 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet C30, rear, 2 1/2 inch Rear Shoe; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet G30, rear, Brake Hydraulic Hose: SRW; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet K20, rear, 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1974-1975 Chevrolet K20 Suburban, rear, 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet P20, rear, 13 inch Rear Drum; DFC Brake Wheel Cylinder
• Fits 1975 Chevrolet P30, rear, Except JB8; DFC Brake Wheel Cylinder
• Fits 1975 GMC G35, rear, Brake Hydraulic Hose: SRW; DFC Brake Wheel Cylinder
• Fits 1974 GMC G35/G3500 Van, rear, Brake Hydraulic Hose: SRW; DFC Brake Wheel Cylinder

Common Repair Uses

• Rear brake fluid leakage at the wheel cylinder
• Uneven rear drum brake operation
• Soft or inconsistent brake pedal feel caused by hydraulic wear
• Brake shoe contamination from a leaking cylinder
• Restoration or maintenance of original rear drum brake hardware

Installation Notes

Verify the vehicle year, make, model, rear brake configuration, and notes such as SRW, 13-inch rear drum, 2 1/2-inch rear shoe, or Except JB8 before ordering. Match the existing rear drum brake layout on Chevrolet G30, GMC G35, and related applications to confirm the correct wheel cylinder location and specification. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

Dynamite Friction DFC Brake Wheel Cylinder parts are cataloged for specific brake hydraulic applications and fitment-based replacement use. Part number 375-47068 is listed for the rear drum brake service needs shown above.