Brembo 1BD.8021A3 GT Big Brake Kit Performance Upgrade - 4-Piston

The Brembo 1BD.8021A3 is part of Brembo's renowned Gran Turismo (GT) Big Brake Kit lineup — a complete, high-performance braking system engineered for drivers who demand superior stopping power on both the street and the track. Drawing on Brembo's decades of motorsport expertise, this kit delivers a significant upgrade over factory brake components in performance, fade resistance, and pedal feel.

Key Features:

• Multi-Piston Aluminum Caliper: Precision-engineered aluminum caliper with opposing pistons delivers exceptional rigidity and consistent clamping force under extreme braking loads
• Monoblock or Composite Caliper Construction: Machined from a single billet of cast aluminum to minimize deformation and ensure repeatable, predictable braking performance
• Oversized Performance Rotor: Available in cross-drilled or slotted configurations in one-piece or two-piece floating designs, depending on application
• Exclusive Venting System: Advanced disc venting improves cooling capacity and reduces the risk of thermal shock cracking by up to 40% compared to standard rotors
• High-Performance Brake Pads Included: Specially formulated friction materials matched to the GT system's caliper and rotor for optimized street and track performance
• TUV/DOT Homologated Stainless Steel Braided Brake Lines: Included for improved pedal feel, durability, and safety
• Complete Hardware Kit: Includes CNC-machined caliper adapter brackets and all necessary fasteners for a seamless installation

The Brembo GT Big Brake Kit is backed by a 2-year warranty against manufacturing defects, reflecting Brembo's confidence in their engineering and build quality. This kit is designed for enthusiasts seeking a factory-quality big brake upgrade with world-class performance credentials.