Wilwood

Wilwood AERO4 RearTruck Kit 14.25in Drill Red 1999-2010 GM 1500-SUV 1 Piston OE Caliper - 140-9407-DR

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SKU:
WIL140-9407-DR
UPC:
889545031867
MPN:
140-9407-DR
Availability:
Regularly stocked product
MSRP: $2,816.65
$2,514.86
— You save $301.79
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Description

Will this brake kit fit my vehicle?
Wilwood Aero Brake Kits are designed as bolt-on upgrades, but always confirm specific vehicle fitment before purchase to ensure seamless integration.

Can I retain my factory parking brake with this big brake kit?
Absolutely, these AERO4 Big Brake rear axle kits are engineered to use the OE parking brake assembly for complete functionality.

Wilwood Aero Brake Kits deliver significantly improved braking performance and heat dissipation, especially for street performance and track use with an 8/10 score. Featuring AERO4 calipers and oversized rotors, these bolt-on big brake kits provide superior stopping power for demanding maneuvers. Experience confident, enhanced braking with this expertly engineered big brake kit.

Key Features

  • AERO4 Big Brake rear axle kits
  • replace the factory disc brakes
  • use the OE parking brake assembly
  • AERO4 calipers
  • BP-10 compound pads
  • oversized rotors

Why Choose the WIL Aero Brake Kit

Delivers superior stopping power for confident high-speed maneuvers.

Achieves seamless integration, retaining your vehicle's essential parking brake function.

Provides enhanced thermal management, preventing brake fade during demanding driving.

Transforms your braking system for a more responsive and controlled driving feel.

Who Is This For?

Street Performance — 8/10
Oversized rotors and AERO4 calipers improve braking.

Track / Autocross — 8/10
Improved braking performance and heat dissipation.

Racing Competition — 8/10
Enhanced braking for demanding competition use.

Visual / Aesthetic Upgrade — 7/10
Big brake kits often enhance vehicle appearance.

Easy DIY Install — 6/10
Bolt-on install replaces factory disc brakes.

Additional Resources

Official Wilwood Product Page

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Additional Information

Clearance Item:
N
MPN:
140-9407-DR
Proposition 65:
N
Case Lot Quantity:
1
Category:
Brakes, Rotors & Pads>Big Brake Kits
Install Type:
Bolt-On
Product Level:
Premium Performance
Street Performance:
8/10
Track / Autocross:
8/10
Racing Competition:
8/10
Visual / Aesthetic Upgrade:
7/10
Easy DIY Install:
6/10
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