Wilwood 120-16731-RD TX4R Radial Mount 4-Piston Brake Caliper

The Wilwood Tactical Xtreme TX4R radial mount brake caliper is engineered for severe-duty service on heavy-duty trucks, SUVs, and Class 1-3 armored vehicles up to 14,000 lbs GVWR. This high-performance four-piston caliper delivers exceptional stopping power and reliability in the most demanding applications.

Key Features:

• Stress-flow forged aluminum body for maximum strength and minimal weight
• Four stainless steel pistons with high-temperature internal bore seals
• Versatile radial mount design for easy adaptation and installation
• Compatible with rotors from 14.25" to 16.00" diameter and 1.38" to 1.50" width
• Top-loaded Type 10120 brake pads (.770" thick with .240" backing plates)
• Stainless steel bridge plates for corrosion resistance
• Protected single bleed design with internal fluid ports

The TX4R caliper combines professional-grade construction with purpose-built engineering to handle extreme braking demands. The stress-flow forging process creates a caliper body that maximizes strength while minimizing weight, and the stainless steel pistons ensure long-term durability and consistent performance under high-heat conditions.