Performance Machine 0052-1801-A Anti-Rattle Spring for 4-Piston Brake Caliper

The Performance Machine 0052-1801-A is a replacement anti-rattle spring designed specifically for Performance Machine 4-piston brake calipers. This essential component eliminates brake pad rattle and ensures proper pad alignment within the caliper assembly.

Key Features:

• Designed for Performance Machine 125X4R and 137X4B 4-piston brake calipers
• Eliminates brake pad noise and vibration
• Maintains proper brake pad positioning for consistent braking performance
• Direct replacement for worn or damaged original springs
• Precision-engineered to Performance Machine specifications

Compatibility:

• 125X4 Four Piston Classic Caliper models
• 137X4B Four Piston Differential Bore Direct Bolt-On Caliper models

Maintenance Note: Performance Machine recommends replacing the anti-rattle spring every time new brake pads are installed to ensure optimal braking performance and prevent pad noise. This small but critical component plays an important role in maintaining the integrity of your Performance Machine brake system.

Performance Machine has been manufacturing premium CNC-machined brake components for motorcycles since 1980, delivering proven V-Twin braking technology and superior stopping power for Harley-Davidson and custom motorcycle applications.