SKU: 1B1.8015A1
Brembo 01-06 M3 (E46) Front GT BBK 4 Piston Cast 2pc 355×32 2pc Rotor Drilled-Black
This Brembo GT front big brake kit upgrades the braking system on 2001-2006 BMW M3 E46 models with 4-piston cast monobloc calipers and 355x32mm two-piece cross-drilled rotors finished in black. It delivers consistent stopping power under high-heat track conditions while reducing unsprung weight for sharper handling. The kit includes all necessary components for a direct bolt-on installation.
Key Features
- 4-Piston Cast Monobloc Calipers: Asymmetric design clamps rotors with precision for shorter stopping distances and better modulation on street or track
- 355x32mm 2-Piece Cross-Drilled Rotors: Aluminum center hat reduces rotational mass by 3kg per corner over stock while drilled surfaces vent gases and resist fade
- Black Powder-Coated Finish: Protects calipers from road salt and brake dust for long-lasting appearance and durability
- High-Performance Brake Pads: Street and track compound offers strong initial bite progressive feel and low dust output
- Stainless Steel Braided Lines: Included Goodridge lines improve pedal response by eliminating rubber hose expansion
Product Notes
- Requires minimum 18-inch wheels with 8.5-inch width and +35mm offset or lower for clearance
- Bed-in procedure recommended after installation for optimal pad-rotor mating
- Ships as complete front kit with hardware retaining clips and assembly instructions
Installation Notes
- Professional installation recommended.
- Bolt-on replacement uses factory mounting points no adapter brackets needed
- Compatible with OEM master cylinder and ABS system no calibration required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2006 | BMW | M3 | Coupe |
| 2001-2006 | BMW | M3 | Convertible |
Why Choose Brembo?
- Proven in Formula 1 and World Touring Car Championship racing
- OEM supplier to BMW and other performance marques worldwide
- Precision CNC-machined components from Italian facilities
Frequently Asked Questions
- Q: Will this kit fit my 2004 BMW M3 Coupe with stock wheels?
A: Fits Coupe and Convertible models but requires 18-inch wheels minimum with proper offset for caliper clearance stock 18s often work with verification - Q: What rotor material and construction is used?
A: Two-piece design with 355mm diameter 32mm thick cast iron friction rings attached to lightweight aluminum hats cross-drilled for cooling - Q: What warranty coverage applies?
A: Brembo offers 24-month warranty on calipers and rotors against manufacturing defects covers normal use excludes abuse or racing
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Heavy-duty double-walled box measuring 24 x 20 x 12 inches
- Weight: 55 lbs





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