Product Summary

Four Caliper Pistons, 1.88" Piston Diameter

  • The Superlite 4R caliper series is the benchmark in asphalt short track, late model, modified and open wheel competition
  • It also enjoys prominence in a variety of road-race, rally and sport driving applications
  • The new FSL4R model series is the latest innovation to this Superlite family of calipers
  • It has been redesigned with internal fluid ports that eliminate the external fluid cross-over tubes
  • The transfer tube has been replaced with two additional bleed screw assemblies which allow symmetrical piston bore models to be mounted either right or left in a leading or trailing position
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Key Specs

Caliper PistonsFour
Fitting Attachment 1Female Threads
Parking Brake ProvisionNo
Fittings IncludedNo
Brake Pads IncludedNo
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Wilwood 120-13827 Details

  • The Superlite 4R caliper series is the benchmark in asphalt short track, late model, modified and open wheel competition
  • It also enjoys prominence in a variety of road-race, rally and sport driving applications
  • The new FSL4R model series is the latest innovation to this Superlite family of calipers
  • It has been redesigned with internal fluid ports that eliminate the external fluid cross-over tubes
  • The transfer tube has been replaced with two additional bleed screw assemblies which allow symmetrical piston bore models to be mounted either right or left in a leading or trailing position
  • Differential bore models still require left hand and right hand orientation, but no leading or trailing configuration is necessary

Wilwood 120-13827 Specifications

KEY SPECS
MFG. Part #120-13827
BrandWilwood
Caliper PistonsFour
Fitting Attachment 1Female Threads
Parking Brake ProvisionNo
Fittings IncludedNo
Brake Pads IncludedNo
Material TypeAluminum
GENERAL
Piston Diameter1.88"
Caliper Material TypeAluminum
Caliper ColorGray
Thread Size1/8" NPT
Bracket IncludedNo
Sold in QuantityEach
ColorGray/Silver
Thread Pitch1/8 in. NPT
Rotor Thickness0.81"
Bore 2 Size1.75"
GTIN Code889545089509
LogoWilwood Racing
Caliper SeriesForged Superlite 4 Radial Mount

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