Made in USA
140-14483 Forged Superlite 4R Big Brake Rear Brake Kit (Race)
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WILWOODPART NUMBER: 950-140-14483

140-14483 Forged Superlite 4R Big Brake Rear Brake Kit (Race)

$2,49250
ShippingShips on 09/16/2026
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    Forged Superlite 4R Big Brake Rear Brake Kit (Race)
  • Fsl4RMustang
  • 2015-23 Dynamic
  • 14.00 Rotor
  • Anodized

    Wilwood 140-14483 Features:

    This kit is configured for dedicated road racing on all base, Eco-Boost and standard production GT model 2015-2023 Mustangs. It is the engineered match for the AERO6R/ST front race kits.All emphasis is on matched front to rear balance, high durability, and high efficiency heat management, without adding unnecessary rotating or unsprung weight to the driveline and rear suspension. The FNSL4R/ST calipers used in this kit feature a forged aluminum body with a Type III Mil-Spec, medium gray color, hard anodized finish. Hard anodizing provides superior wear resistance in the piston bores, and high resistance to abrasion and corrosion throughout. Thermlock® pistons are used to reduce heat transfer from the pads to increase fade resistance, and extend service life by decreasing temperatures in the caliper body, fluid, and seals. Internal damper springs and controlled retraction, high-temperature piston seals assure consistent pedal height from start to finish. Caliper piston volumes are matched for full compatibility with the OE master cylinder output and ABS controls. The calipers are also fully compatible with manual brake conversions to balance bar pedals using appropriately sized master cylinders. GT competition series 36 vane 14.00 in. rotors are dynamically mounted to the OE hubs with weight saving forged aluminum hats. As is with the calipers, the hats are hard anodized for superior wear resistance and extended service life at the load bearing surfaces.

Part TypeDisc Brake Kit
BrandWILWOOD
Package Height15.5
Package Width15.75
Package Length16.0
Weight53.0 PG
Part CategoryPerformance Parts
Caliper Piston Quantity4
Caliper TypeRadial
Rotor Outside Diameter14.00 in.
Rotor Thickness0.81 in.
Wheel Stud Size0.630 in.
Spindle IncludedNo
Component TypeRear Brake Kits - Road Race
Master Cylinder IncludedNo
Caliper FinishType III Anodize
Hub IncludedNo
Solid Or Vented Type RotorVented
Brake Hose Dot ApprovedYes
Caliper ColorAnodize
Brake Booster IncludedNo
QuantitySold as a kit
Mounting Hardware IncludedYes
Length Pintle RetrievedRear Kits
Bolt Circle Diameter5 X 4.5 in.
Flange TypeOEM
Brake TypeDisc
Minimum Wheel Diameter18 in.
Brake Lines IncludedYes
Piston MaterialThermlock
Surface TypeGT Slotted
Part FitmentSemi Universal
Flange Offset0.00 in.
Rotor MaterialIron
Vendor Part Number140-14483
Package Qty1
Package TypeEA
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