Made in USA
AERO4 Big Brake Rear Parking Brake Kit Rear End: 12 Bolt Special
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WILWOODPART NUMBER: 950-140-10945-DR

AERO4 Big Brake Rear Parking Brake Kit Rear End: 12 Bolt Special

$2,50359
ShippingShips on 09/16/2026
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AERO4 Big Brake Rear Parking Brake Kit
  • Rear End: 12 Bolt Special
  • Axle Offset: 2.81"
  • 4 Piston Caliper (Powdercoated Red)
  • 14" Drilled/Slotted Vented Rotors
  • 18" Min. Wheel Diameter

    Application Revision:

    • 12 Bolt Special Flange
    • The Big Brake Solution for Big Power

      The AERO4 rear big brake kits provide enhanced braking via billet W4A 4-piston calipers, two-piece 14 in. rotors and high-performance BP series compound pads. These kits also include a built-in parking brake with either an electronic caliper or hydraulic internal brake drum shoe. They are available in either black or red caliper finishes and feature several different rotor designs to fit any racer's needs.

    Part TypeBrake Conversion Kit
    Product LineWilwood AERO4 Big Brake Rear Parking Brake Kits
    BrandWILWOOD
    Package Width82.0
    Weight82.0 PG
    Part CategoryPerformance Parts
    PositionRear
    Rear Rotor StyleCross-drilled/Slotted surface
    Brake Booster IncludedNo
    QuantitySold as a kit
    Rear Rotor Thickness1.1 in (27.9 mm)
    Minimum Recommended Wheel Diameter18 in (457.2 mm)
    Offset2.81 in (71.4 mm)
    Parking Brake ProvisionYes
    Rear Rotor Diameter14.00 in./355.6mm
    Front Spindles IncludedNo
    Brake Lines IncludedNo
    Master Cylinder IncludedNo
    Part FitmentSemi Universal
    Parking Brake StyleInternal drum
    Front Rotor IncludedNo
    Rear Rotor ConstructionVented
    Rear Rotor IncludedYes
    Vendor Part Number140-10945-DR
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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