Brembo 1A4.6005A3 GT Front Big Brake Kit Drilled Yellow - 4-Piston 330mm

The Brembo Gran Turismo (GT) 4-Piston Big Brake Kit delivers exceptional stopping power for both daily driving and high-performance street and track applications. This comprehensive front brake upgrade system is specifically engineered for 2004 and newer Mazda 6 vehicles and features a 330x28mm one-piece drilled and vented rotor with striking yellow calipers.

Complete Bolt-On System:

• Direct bolt-on installation to factory suspension mounting points
• Fully compatible with stock brake master cylinder and ABS system
• No modifications to hydraulic system required

Premium Components Included:

• Fixed 4-piston aluminum brake calipers with yellow finish
• 330mm x 28mm one-piece drilled and vented rotors
• High-performance brake pad set
• Stainless steel braided brake lines
• Aircraft-quality mounting brackets and hardware

Advanced Engineering Features:

• Cross-drilled holes feature bi-angle chamfering to reduce stress cracking under extreme heat cycles
• Rotors treated with corrosion-resistant coating to prevent rust
• Large diameter design provides increased thermal capacity and heat dissipation
• Fixed caliper design ensures even pad wear and consistent pedal feel

This front axle system significantly increases braking performance over stock components while maintaining compatibility with factory systems. For vehicles seeking a matched appearance, Brembo Sport rotors are available separately for the rear axle.

Important Installation Note: Wheel clearance measurement is critical for proper fitment. Minor modification to OEM components may be required. Verify wheel dimensions provide adequate clearance for caliper and rotor assembly before installation.