Brembo GT|BM4 4-Piston Rear Big Brake Kit
Brembo GT Tier: BM — 4D Cast Monobloc
Upgrade your rear braking system with the Brembo GT|BM4. This 4-piston 4d cast monobloc with internal fluid channels caliper delivers exceptional stopping power with even pad pressure distribution across all pistons, paired with RH rotors and Brembo HP2000 performance brake pads for a complete bolt-on big brake kit solution.
Complete Kit Includes
| Calipers | Brembo GT|BM4 — 4-Piston, 4D Cast Monobloc with internal fluid channels (pair) |
| Brake Discs | RH 2-piece floating rotors (345x28mm / 355x28mm / 380x28mm) |
| Brake Pads | Brembo HP2000 performance brake pads |
| Brake Lines | Goodridge stainless steel braided brake lines |
| Mounting Hardware | AME CNC-machined 7075-T6 aluminium bells & vehicle-specific brackets |
Caliper Specifications
| Caliper Model | Brembo GT|BM4 |
| Position | Rear |
| Pistons | 4-Piston |
| Construction | 4D Cast Monobloc with internal fluid channels |
| Material | Aluminum |
| Finish | Painted (multiple colors available) |
| Mounting | Radial |
| Compatible Disc Range | Up to 380mm |
| Pad Shape Code | Brembo proprietary |
Engineering & Technology
The GT|BM4 brings Brembo's 4D casting technology to a compact 4-piston design. Internal fluid channels and monobloc construction deliver race-derived performance in a package sized perfectly for rear axle or smaller front brake applications.
Compatible Pad Compounds
Standard pad: Brembo HP2000
Brembo pad shape code: Brembo proprietary — use this code when ordering replacement pads.
RH Disc & Pad Options
Brake Discs:
- RH — 2-piece floating rotor with CNC-machined 7075-T6 aluminium bell
Brake Pads:
- Brembo HP2000 — Standard compound (other pad options available upon request)
Custom Brake Solutions
At AME MOTORSPORT, we design and manufacture adapters for virtually every vehicle make and model. All our brake kits are engineered for direct bolt-on fitment across a wide range of vehicles.
- AME CNC-machined 7075-T6 aluminium disc bells & vehicle-specific mounting brackets
- Steel brackets available on request for heavy-duty applications
- Goodridge stainless steel braided brake lines
- All necessary mounting hardware included
Brake discs can be customised with square-slot pattern and full-floating conversion. Please contact us for consultation.
Need a different disc size, pad compound, or custom bracket solution? Contact us to discuss your specific requirements.
Warranty
| Brake Calipers | 1-year warranty against manufacturing defects |
| Brake Discs & Pads | Wear components — not covered under warranty |
| Defect Coverage | Includes cracking, material separation, or other failures without external force. Normal wear and damage from misuse are excluded. |
Lead Time: Approximately 5–14 business days.
