Wilwood Superlite Internal 4 Caliper- RH - 1.88" / 1.75" Pistons - .810" Rotor - 3.5" Mount 13018 TIG welded for added strength

TIG welded for added strength by certified welders

Gear machined from AMPCO 45 aluminum bronze containing 5% Nickel

1965-1977 Chevrolet Malibu

Comes with padded pouch

1986-1993 MUSTANG 5

Wilwood Superlite Internal 4 Caliper- RH - 1.88" / 1.75" Pistons - .810" Rotor - 3.5" Mount 13018 TIG welded for added strengthFSLI4 and FSLI4 ST calipers provide the pad wear performance advantages of differential bore pistons with the option for ultimate heat protection using Thermlock pistons in the ST models. Differential piston bores compensate for leading edge mechanical loading and temperature variances across the pad face to reduce pad taper wear in sustained high temperature applications. Thermlock pistons in the ST models block heat transfer from the pads and reduce