PowerStop S6394 Disc Brake Caliper Set - Rear

Rear Brake Caliper for Genesis Coupe

PowerStop S6394 is a rear disc brake caliper set built for the 2010-2016 Hyundai Genesis Coupe. It uses a floating caliper design with a 42.67 mm steel piston, red powder-coated finish, and a direct-fit layout for rear brake service.

The PowerStop rear high-heat red powder coated brake calipers line focuses on remanufactured performance calipers and brackets finished in a high-temperature red coating. For Hyundai Genesis Coupe rear brake caliper replacement, S6394 combines corrosion resistance, pressure testing, and updated internal components for consistent operation.

• Fits 2010-2016 Hyundai Genesis Coupe, rear
• Part number S6394 for rear brake caliper replacement
• Floating caliper design with one 42.67 mm steel piston
• Red electrostatic powder-coated finish for easier cleaning and rust resistance
• Remanufactured caliper and bracket assembly from PowerStop’s Chicago facility
• Includes new pistons, seals, slide pins where applicable, dust boots, bleeder screws, and stainless steel brake pad abutment clips
• High-temperature EPDM dust boots and silicone lubricant for smoother caliper movement

Built for rear brake service on the Hyundai Genesis Coupe, this caliper set restores piston action and brake response while maintaining OE-style mounting. The red finish also gives the rear brake area a clean performance look behind stock or custom wheels. If you are replacing a worn rear caliper on a 2010-2016 Hyundai Genesis Coupe, S6394 provides a direct replacement path with performance-focused materials and assembly.

Common Problems This Caliper Can Address

• Rear brake drag caused by sticking piston or slide movement
• Brake fluid leaks from worn internal seals
• Corrosion on the caliper body and bracket
• Uneven rear braking from a worn floating caliper
• Reduced brake pedal consistency from aging caliper components

Installation Notes

Verify rear fitment for your 2010-2016 Hyundai Genesis Coupe before installation. This caliper includes the mounting bracket, and the application uses a one-piston rear caliper design. Inspect brake pads, hoses, and rotor condition during service, and bleed the brake system after installation to remove air from the hydraulic circuit.

Quality Assurance

PowerStop remanufactures the caliper and bracket in Chicago, IL and pressure tests each unit to confirm piston operation and check for leaks. The assembly uses new internal service components and corrosion-resistant coating to support reliable rear brake performance. Part number S6394 is built to meet the needs of rear brake caliper replacement on the Hyundai Genesis Coupe.