Wilwood 120-13828 Forged Superlite FSL4R/ST Brake Caliper Right Hand 1.88/1.75 in Pistons 0.81 in Rotor Hard Anodized

Wilwood part number 120-13828 is a right-hand forged Superlite FSL4R/ST racing brake caliper built for 0.81 inch thick rotors.

Specifications

• Forged aluminum Superlite FSL4R/ST body
• Four differential-bore pistons: 1.88 in and 1.75 in
• ST Thermlock pistons block heat transfer from the pads
• Reduces caliper, fluid and seal temperatures by up to 25 percent versus standard stainless pistons
• Type III hard anodize finish for wear resistance
• Differential bores reduce pad taper wear under sustained high heat
• Hand: Right (R/H)
• Rotor thickness: 0.81 in
• Sold as a single caliper

Fitment: This caliper is specified by rotor thickness and mounting, not by a vehicle application. Confirm rotor thickness, bracket, and mounting before ordering.

Built for sustained hard braking on dirt and asphalt ovals and for off-road, rally and road course use.

Free shipping on orders over $75. 30-day returns.