Brembo 2S1.8501A5 GT Big Brake Kit Drilled Rotors Yellow Calipers - BM4 Rear 365x29mm 2-Piece

The Brembo 2S1.8501A5 GT | BM4 D is a premium rear big brake upgrade kit featuring advanced 4-piston monoblock calipers in yellow finish paired with 365x29mm 2-piece floating rotors. Designed for track day enthusiasts and performance-driven drivers who demand motorsport-level braking technology with street usability.

BM4 Monoblock Caliper Technology:

• 4-piston cast monoblock caliper design with internal fluid channels instead of conventional external rigid pipe connections
• Manufactured using innovative 4D casting technology for superior rigidity and thermal resistance
• Radial mount design with aggressive motorsport-inspired geometry
• Yellow powder-coated finish with iconic Brembo logo
• Multiple piston diameters ensure uniform pad wear and optimal pressure distribution

365x29mm 2-Piece Floating Disc System:

• Two-piece construction with aluminum hat and high-carbon steel rotor face for superior heat dissipation
• Floating disc design with D-bobbin mounting and anti-rattle springs reduces thermal stress transfer
• Drilled rotor surface effectively evacuates brake gases, dust, and water while enhancing cooling
• Advanced vented pillar/curved vane design maximizes airflow and thermal capacity
• Corrosion-resistant plating protects against environmental elements

Complete Performance Kit Includes:

• Pair of 4-piston BM4 monoblock calipers with mounting brackets
• Pair of 365x29mm 2-piece drilled rotors
• High-performance brake pad set optimized for track and street use
• Stainless steel braided brake lines for improved pedal feel
• Premium mounting hardware and fasteners

Note: This rear system eliminates parking/emergency brake function. Designed specifically for vehicles with electronic parking brake or front parking brake systems. Professional installation required with proper bleeding and bedding procedures.

Brembo GT systems represent the pinnacle of aftermarket braking technology, combining race-proven engineering with refined street manners. The BM4 series delivers exceptional stopping power, fade resistance, and modulation for both spirited canyon drives and demanding track sessions.