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Wilwood AERO4 Big Brake Rear Kits 140-12932 W4A, 14.25x1.10 GT ROTOR, W/ LINES

SKU: WIL140-12932

Disc Brake Kits

Wilwood AERO4 Big Brake Rear Kits 140-12932 W4A, 14.25x1.10 GT ROTOR, W/ LINES

SKU: WIL140-12932

Disc Brake Kits
A$5,292.57
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.
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Description

Maximize your braking power with AERO4 radial rear disc kits from Wilwood! They provide the ultimate Big Brake solution for muscle car rear axles that require a parking brake. The 4-piston calipers, 2-piece rotors, and high performance BP-10 compound pads deliver both optimized and balanced braking to complement front big brake upgrades on all types of custom, show, and high performance street machines. Plus, the neatly hidden internal shoe system provides a clean installation with superior static holding power for parking. Optional caliper finishes and rotor designs are offered to further personalize style and performance for every application. Order the Wilwood AERO4 Big Brake rear brake kit designed for fitment with your axle and wheel bolt pattern.

Part Type

Disc Brake Kits

Data: v4.2 - Upd: 2026-09-30 17:32:51

Specifications

Product Attributes - Brand
Wilwood Disc Brakes
Product Attributes - Manufacturer's Part Number
140-12932
Product Attributes - Part Type
Disc Brake Kits
Product Attributes - Product Line
Wilwood AERO4 Big Brake Rear Brake Kits
Product Attributes - UPC
889545018165
Product Attributes - Position
Rear
Product Attributes - Front Rotor Included
No
Product Attributes - Brake Rotor Bolt Pattern (in.)
5 x 4.72 in.
Product Attributes - Brake Rotor Bolt Pattern (mm)
5 x 119.88mm
Product Attributes - Rear Rotor Included
Yes
Product Attributes - Rear Rotor Style
Slotted surface
Product Attributes - Rear Rotor Construction
Vented
Product Attributes - Rear Rotor Diameter
14.25 in./361.95mm
Product Attributes - Rear Rotor Thickness (in.)
1.10
Product Attributes - Front Caliper Included
No
Product Attributes - Rear Caliper Included
Yes
Product Attributes - Rear Caliper Piston Quantity
Four
Product Attributes - Rear Caliper Material
Forged billet aluminum
Product Attributes - Rear Caliper Color
Black
Product Attributes - Brake Pads Included
Yes
Product Attributes - Friction Material Name
BP-20
Product Attributes - Parking Brake Provision
Yes
Product Attributes - Parking Brake Style
Internal drum
Product Attributes - Minimum Recommended Wheel Diameter (in.)
18 in.
Product Attributes - Offset (in.)
0.000 in.
Product Attributes - Front Spindles Included
No
Product Attributes - Master Cylinder Included
No
Product Attributes - Brake Booster Included
No
Product Attributes - Remanufactured
No
Product Attributes - Brake Hoses Included
Yes
Product Attributes - Quantity
Sold as a kit.

Reference Information

Brand Name/s Wilwood
StreetFX SKU wil140-12932
SFX Item ID 4780930
Supplier Item Code 4780930
Manufacturer SKU 140-12932
Manufacturer UPC 889545018165
Alternative References AERO4, W4A, 14.25x1.10

Compatibility

Application Data
  • MakePONTIAC
    ModelG8
    SubmodelBASE
    Beginning Year2008
    Ending Year2009
    Engine TypeV6
    Engine Size3.6L/217
    Engine FamilyGM V6
    DrivetrainRWD
    Application NotesCheck wheel clearance before installation.
  • MakePONTIAC
    ModelG8
    SubmodelGT
    Beginning Year2009
    Ending Year2009
    Engine TypeV8
    Engine Size6.0L/364
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    DrivetrainRWD
    Application NotesCheck wheel clearance before installation.
  • MakePONTIAC
    ModelG8
    SubmodelGXP
    Beginning Year2009
    Ending Year2009
    Engine TypeV8
    Engine Size6.2L/376
    Engine FamilyPontiac V8
    DrivetrainRWD
    Application NotesCheck wheel clearance before installation.

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