Product Summary

Six Caliper Pistons, 1.75" Piston Diameter, Ano

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    Key Specs

    Caliper PistonsSix
    Fitting Attachment 1Female Threads
    Parking Brake ProvisionNo
    Fittings IncludedNo
    Brake Pads IncludedNo
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    Wilwood 120-13948 Details

    Grand National GN6R

    Grand National GN6R forged aluminum six-piston radial mount calipers bring current state-of-the-art design, materials, and manufacturing technology to this long standing icon in the Wilwood caliper line. With a High-strength forged aluminum body in either hard-anodized or Quick-Silver nickel plate finish and Compatible with rotors from 1.25” to 1.38” thickness and diameters from 12.19” to 13.06”. Two body widths are available for use with .80” (20,3) or .99” (25,0) thick pads. Stainless steel pistons are included base model GN6R anodized calipers and Thermlock® pistons in the GN6R/ST models. Uses 3.5” or 6.0” center mount bracket kits to replace all previous Grand National caliper models.

    Wilwood 120-13948 Specifications

    KEY SPECS
    MFG. Part #120-13948
    BrandWilwood
    Caliper PistonsSix
    Fitting Attachment 1Female Threads
    Parking Brake ProvisionNo
    Fittings IncludedNo
    Brake Pads IncludedNo
    Material TypeAluminum
    GENERAL
    Piston Diameter1.75"
    Caliper Material TypeAluminum
    Caliper ColorGray
    Thread Size1/8" NPT
    Bracket IncludedNo
    Rotor Diameter13.06 Inch
    ColorAno
    Rotor Thickness1.38"
    FinishType III Anodized
    Bore 2 Size1.38"
    Bore 3 Size1.380"
    Total Piston Area5.40 sq. in.
    Pad Area11.10 sq. in.
    Pad Volume6.90 cu. in.
    Mount TypeRadial
    Piston TypeThermlock
    GTIN Code889545087185
    LogoWilwood

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